Science Space Exploration megathread - Page 113

**DaFace** · 07:17 AM

Since a number of cool things are happening in space exploration these days, we'll widen the scope of this thread a smidge. Conversation about all things space exploration are welcome, whether it be from NASA, SpaceX, ULA, Blue Origin, or anyone else. Chances are most of the discussion will still be about SpaceX since they love to make things public and fun, but nothing's off limits. I'll eventually get around to modifying the OP to include resources for other companies too, but in the meantime, feel free to post any cool stuff you run across.

Lists of Upcoming Missions

Spoiler!

How to Watch a Live Launch

Spoiler!

Where to Learn More

Spoiler!

Glossary

Spoiler!

Space discussions tend to get a little bogged down in jargon, so here's a list of terms you might encounter. (Others, please let me know of others that should be added.)

ASDS - Autonomous Spaceport Droneship - The "barges" that they sometimes land rockets on.
Dragon - The cone-shaped capsule that sits at the top of the rocket for ISS-bound launches that holds the cargo (or, in the future, humans).
F9 - Falcon 9, the name of the rocket itself.
FH - Falcon Heavy, the three-booster version.
GTO - Geosynchronous Transfer Orbit, a type of orbit that will eventually result in the satellite orbiting the earth as it turns so that it seems to be in the same spot from the ground (such as DirecTV or Dish satellites). These types of launches are particularly challenging because they require a lot of power to get them into the right orbit, leaving very little fuel left for landing.
HIF - Horizontal Integration Facility - the building near the launch pad where they put all of the pieces of the rocket together before rolling it out to the pad.
ISS - The International Space Station
JRTI - Just Read The Instructions, the name of the "barge" that they land on for west-coast launches.
LEO - Low Earth Orbit, a fairly low orbit shared by many satellites and ISS. These launches usually require less power to achieve the proper orbit, so the first stage can often be landed back on land rather than on a drone ship.
LZ1 - Landing Zone 1, basically a big open slab of concrete at Cape Canaveral where the first stage will attempt to land (for some launches).
NET - No Earlier Than, basically the date they're hoping to launch, but rocket launches have a tendency of getting delayed.
OCISLY - Of Course I Still Love You, the name of the "barge" that they land on for east-coast launches.
RTLS - Return to Landing Site, a mission where the first stage comes back and lands at LZ1.
Starship - SpaceX's next-generation rocket (and spacecraft) that will hopefully one day take us to Mars. Starship is the "second stage" that will carry cargo or people, but also refers to the whole system. (It's confusing, but think of it like the Space Shuttle, which was both the shuttle itself and the entire launch system.)
Super Heavy - The giant booster that will carry Starship to space.

**DaFace** · 02-21-2018, 08:00 AM

Webcast should be live any minute.

savchief · 02-21-2018, 08:06 AM

Scrubbed. winds

**DaFace** · 02-21-2018, 08:14 AM

Boo. I'll update the OP shortly.

allen_kcCard · 02-21-2018, 08:58 AM

Looks to me like they imposed the building and the water tower in to be closer to the pad than it would really be.

BleedingRed · 02-21-2018, 09:05 AM

What are they launching?

allen_kcCard · 02-21-2018, 09:08 AM

Quote:

Originally Posted by BleedingRed

What are they launching?

A rocket!

allen_kcCard · 02-21-2018, 09:09 AM

Or....from the Next Launch Details in the OP:

Feb. 21 Falcon 9 • Paz
Launch time: 06:17 PST / 14:17 UTC
Launch site: SLC-4E, Vandenberg Air Force Base, California
A SpaceX Falcon 9 rocket will launch the Paz satellite for Hisdesat of Madrid, Spain. Built by Airbus Defense and Space, Paz carries a radar imaging payload to collect views of Earth for government and commercial customers, along with ship tracking and weather sensors. Multiple smaller secondary payloads will also launch on the Falcon 9 rocket. The Falcon 9 rocket will launch with a previously-flown first stage.

**DaFace** · 02-21-2018, 09:36 AM

Quote:

Originally Posted by allen_kcCard

Looks to me like they imposed the building and the water tower in to be closer to the pad than it would really be.

Na, that's where they're located. The angle makes the building (HIF) look a little closer than it is, but it's only a quarter mile away. And the water tower is what powers all of the "rain birds" that deluge the base of the pad on launch, so it's very close.

You can see the layout on the satellite view. HIF is straight south, water tower is northeast.

https://www.google.com/maps/place/Ke...!4d-80.6041086

**DaFace** · 02-21-2018, 09:46 AM

I went ahead and added the next launch to the OP (for late Saturday night) since these two will be pretty close together. Could get even closer if Paz continues to have weather issues.

Hydrae · 02-21-2018, 09:59 AM

Quote:

Originally Posted by eDave

China and Europe love SpaceX’s new Falcon Heavy rocket. Does NASA?

“to put it more bluntly, this time the Americans showed us Chinese with pure power why they are still the strongest country in the world.”

https://qz.com/1209330/spacexs-falco...nasa-on-board/

Also, is that header picture real?

That is a really interesting article. Musk shaking things up big time!

**Donger** · 02-21-2018, 11:05 AM

be able to deliver some 70 tons to low-earth orbit, or less than 20 tons to Mars, while costing around $150 million per mission. According to Musk, the rocket cost somewhere north of $500 million to develop.

Then look at the Space Launch System (SLS) being built under NASA’s instruction by Boeing, also to explore the solar system. According to the new NASA budget released last week, it will fly for the first time in 2020, capable of carrying some 77 tons to low earth orbit at a cost of about $1 billion a flight.

**mikeyis4dcats.** · 02-21-2018, 11:20 AM

yeah, the cost of SpaceX is shockingly cheap compared to NASA.

https://www.airspacemag.com/space/is...ion-132285884/

**DaFace** · 02-21-2018, 12:24 PM

Quote:

Originally Posted by Donger

be able to deliver some 70 tons to low-earth orbit, or less than 20 tons to Mars, while costing around $150 million per mission. According to Musk, the rocket cost somewhere north of $500 million to develop.

Then look at the Space Launch System (SLS) being built under NASA’s instruction by Boeing, also to explore the solar system. According to the new NASA budget released last week, it will fly for the first time in 2020, capable of carrying some 77 tons to low earth orbit at a cost of about $1 billion a flight.

I don't think SLS is quite dead, but it's got some major issues moving forward. It's pretty clear at this point that there's just too much bureaucracy involved at NASA to be competitive with commercial launchers. Once there's another heavy lift vehicle out there (New Glenn most likely), SLS is gonna be pretty damn useless.

This article lays it all out in (almost nauseating) detail.

https://arstechnica.com/science/2018...eavy-launches/

Quote:

For the sake of argument, consider the costs of this three-year delay against the lift capability NASA could have bought by purchasing Falcon Heavy rockets from SpaceX in 2018, 2019, and 2020. That $7.8 billion equates to 86 launches of the reusable Falcon Heavy or 52 of the expendable version. This provides up to 3,000 tons of lift—the equivalent of eight International Space Stations or one heck of a Moon base. Obviously NASA does not need that many launches, but it could buy several Falcon Heavy rockets a year and have the funds to build meaningful payloads to launch on them.

**Donger** · 02-21-2018, 12:31 PM

Sigh.

Molitoth · 02-21-2018, 12:32 PM

So what are the collective thoughts on how Neil Armstrong and Neil Degrasse Tyson have been so damning of Space-X?

I think those guys have been douchebags, and I'm really happy Elon keeps proving them wrong.

06-01-2014, 09:40 AM
DaFace Kind of a mod Join Date: Aug 2005 Location: Donkey Land Casino cash: $-83101	Space Exploration megathread Since a number of cool things are happening in space exploration these days, we'll widen the scope of this thread a smidge. Conversation about all things space exploration are welcome, whether it be from NASA, SpaceX, ULA, Blue Origin, or anyone else. Chances are most of the discussion will still be about SpaceX since they love to make things public and fun, but nothing's off limits. I'll eventually get around to modifying the OP to include resources for other companies too, but in the meantime, feel free to post any cool stuff you run across. Lists of Upcoming Missions Spoiler! General lists: https://nextspaceflight.com/ http://spaceflightnow.com/launch-schedule/ SpaceX specific list: https://spacexnow.com/upcoming.php How to Watch a Live Launch Spoiler! SpaceX: https://www.spacex.com/launches/ ULA: https://www.youtube.com/user/UnitedLaunchAlliance RocketLab: https://www.youtube.com/user/RocketLabNZ NASATV will also cover some launches (primarily ISS resupply missions): https://www.youtube.com/user/NASAtelevision Where to Learn More Spoiler! Some cool pics... https://www.flickr.com/photos/spacex/ https://www.instagram.com/spacex/?hl=en Twitter feed is usually interesing... https://twitter.com/SpaceX https://twitter.com/elonmusk The SpaceX sub is a great source of info... https://www.reddit.com/r/spacex https://www.reddit.com/r/spacex/wiki/index And for a more forum-style discussion board... http://forum.nasaspaceflight.com/index.php#c17 And there are plenty of YouTube channels with great content... Joe Scott - Lost of "future" discussion. Some about rockets and space. Much that goes beyond. Scott Manley - Super smart dude (engineer) who reviews a lot of major events in space exploration. Frazer Cain (Universe Today) - Podcast-style videos that go in-depth into space topics. Tim Dodd (Everyday Astronaut) - A "random dude" who got really into space (particularly SpaceX). He's a great resource for simple explanations of this stuff, as well as live hosting launches. USLaunchReport - Lost of videos of the more mundane stuff (e.g., booster recovery operations). Not a ton of commentary. NASASpaceFlight - Live hosting of most launches including a ton of video of Starlink operations. Glossary Spoiler! Space discussions tend to get a little bogged down in jargon, so here's a list of terms you might encounter. (Others, please let me know of others that should be added.) ASDS - Autonomous Spaceport Droneship - The "barges" that they sometimes land rockets on. Dragon - The cone-shaped capsule that sits at the top of the rocket for ISS-bound launches that holds the cargo (or, in the future, humans). F9 - Falcon 9, the name of the rocket itself. FH - Falcon Heavy, the three-booster version. GTO - Geosynchronous Transfer Orbit, a type of orbit that will eventually result in the satellite orbiting the earth as it turns so that it seems to be in the same spot from the ground (such as DirecTV or Dish satellites). These types of launches are particularly challenging because they require a lot of power to get them into the right orbit, leaving very little fuel left for landing. HIF - Horizontal Integration Facility - the building near the launch pad where they put all of the pieces of the rocket together before rolling it out to the pad. ISS - The International Space Station JRTI - Just Read The Instructions, the name of the "barge" that they land on for west-coast launches. LEO - Low Earth Orbit, a fairly low orbit shared by many satellites and ISS. These launches usually require less power to achieve the proper orbit, so the first stage can often be landed back on land rather than on a drone ship. LZ1 - Landing Zone 1, basically a big open slab of concrete at Cape Canaveral where the first stage will attempt to land (for some launches). NET - No Earlier Than, basically the date they're hoping to launch, but rocket launches have a tendency of getting delayed. OCISLY - Of Course I Still Love You, the name of the "barge" that they land on for east-coast launches. RTLS - Return to Landing Site, a mission where the first stage comes back and lands at LZ1. Starship - SpaceX's next-generation rocket (and spacecraft) that will hopefully one day take us to Mars. Starship is the "second stage" that will carry cargo or people, but also refers to the whole system. (It's confusing, but think of it like the Space Shuttle, which was both the shuttle itself and the entire launch system.) Super Heavy - The giant booster that will carry Starship to space. Last edited by DaFace; 10-13-2024 at 07:17 AM..
Posts: 52,580	1 0

02-21-2018, 08:00 AM	#1681
DaFace Kind of a mod Join Date: Aug 2005 Location: Donkey Land Casino cash: $-83101	Webcast should be live any minute.
Posts: 52,580

02-21-2018, 08:06 AM	#1682
savchief Lefty Join Date: Apr 2001 Location: Savannah Casino cash: $9406237	Scrubbed. winds
Posts: 123

02-21-2018, 08:14 AM	#1683
DaFace Kind of a mod Join Date: Aug 2005 Location: Donkey Land Casino cash: $-83101	Boo. I'll update the OP shortly.
Posts: 52,580

02-21-2018, 08:58 AM	#1684
allen_kcCard Veteran Join Date: Sep 2004 Location: Kansas City Casino cash: $3413183	Looks to me like they imposed the building and the water tower in to be closer to the pad than it would really be.
Posts: 2,775

02-21-2018, 09:05 AM	#1685
BleedingRed Banned Join Date: Mar 2016 Location: Houston, Tx Casino cash: $3290400	What are they launching?
Posts: 28,395

02-21-2018, 09:09 AM	#1687
allen_kcCard Veteran Join Date: Sep 2004 Location: Kansas City Casino cash: $3413183	Or....from the Next Launch Details in the OP: Feb. 21 Falcon 9 • Paz Launch time: 06:17 PST / 14:17 UTC Launch site: SLC-4E, Vandenberg Air Force Base, California A SpaceX Falcon 9 rocket will launch the Paz satellite for Hisdesat of Madrid, Spain. Built by Airbus Defense and Space, Paz carries a radar imaging payload to collect views of Earth for government and commercial customers, along with ship tracking and weather sensors. Multiple smaller secondary payloads will also launch on the Falcon 9 rocket. The Falcon 9 rocket will launch with a previously-flown first stage.
Posts: 2,775

02-21-2018, 09:46 AM	#1689
DaFace Kind of a mod Join Date: Aug 2005 Location: Donkey Land Casino cash: $-83101	I went ahead and added the next launch to the OP (for late Saturday night) since these two will be pretty close together. Could get even closer if Paz continues to have weather issues.
Posts: 52,580

02-21-2018, 11:05 AM	#1691
Donger "Think BOOM!" Join Date: Nov 2003 Location: 33.675° N 106.475° W Casino cash: $8389900 VARSITY	be able to deliver some 70 tons to low-earth orbit, or less than 20 tons to Mars, while costing around $150 million per mission. According to Musk, the rocket cost somewhere north of $500 million to develop. Then look at the Space Launch System (SLS) being built under NASA’s instruction by Boeing, also to explore the solar system. According to the new NASA budget released last week, it will fly for the first time in 2020, capable of carrying some 77 tons to low earth orbit at a cost of about $1 billion a flight. __________________ I think the young people enjoy it when I "get down," verbally, don't you?
Posts: 187,593

02-21-2018, 11:20 AM	#1692
mikeyis4dcats. Scarlett Johansson's boytoy Join Date: Nov 2006 Casino cash: $9555998	yeah, the cost of SpaceX is shockingly cheap compared to NASA. https://www.airspacemag.com/space/is...ion-132285884/ __________________
Posts: 12,526

02-21-2018, 12:31 PM	#1694
Donger "Think BOOM!" Join Date: Nov 2003 Location: 33.675° N 106.475° W Casino cash: $8389900 VARSITY	Sigh. __________________ I think the young people enjoy it when I "get down," verbally, don't you?
Posts: 187,593

02-21-2018, 12:32 PM	#1695
Molitoth Mahomes Fanboi Join Date: Apr 2004 Casino cash: $1284969	So what are the collective thoughts on how Neil Armstrong and Neil Degrasse Tyson have been so damning of Space-X? I think those guys have been douchebags, and I'm really happy Elon keeps proving them wrong.
Posts: 20,005