User LazyReader

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LazyReader

Member for 2 years, 1 month
Last seen more than a week ago

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31 Answers

Score Activity Newest

22 votes

Which parts of a spacecraft are joined by adhesives?

spacecraft

answered May 25, 2020 at 0:50

11 votes

What's this creature on the Canadian Space Agency coat of arms, and why is it there?

insignia space-agencies

answered Sep 23, 2020 at 4:47

7 votes

Did anyone ever launch a rocket, filmed by another rocket in mid air?

spacex rockets launch

answered Sep 12, 2020 at 20:26

4 votes

What is the feasibility of a graphite chamber, nozzle and bell walls

engine-design amateur-rocketry cooling combustion-chamber ablator

answered Sep 16, 2020 at 19:07

3 votes

Demonstrative examples of NASA "programs that go too long, that cost too much... end up getting cast out later"?

nasa cost government risk-management artemis-program

answered Sep 24, 2020 at 2:38

2 votes

How much liquid oxygen is lost during a Space-X Crew Dragon launch abort?

spacex launch lox

answered May 28, 2020 at 5:50

1 vote

What would be merits of placing space telescope after the asteroid belt or closer to the Kupier belt?

space-telescope future-missions asteroid-belt kuiper-belt spectroscopy

answered May 28, 2020 at 6:03

1 vote

Accepted

How to waterproof a rover?

atmosphere design rovers life europa

answered May 28, 2020 at 6:14

1 vote

Are there any safe-to-launch alternatives to RTG's for outer solar system exploration?

safety rtg power

answered May 28, 2020 at 6:40

1 vote

Why are Curiosity's wheels aluminum rather than titanium?

mars rovers curiosity engineering

answered May 28, 2020 at 6:54

1 vote

What is the procedure for naming spacecraft?

spacecraft history

answered May 26, 2020 at 7:06

1 vote

Has any rocket been launched into orbit from a plain flat surface?

launch launch-site launch-vehicle

answered Aug 28, 2020 at 19:59

0 votes

If Saturn or Jupiter were in Earth's orbit, would any of their moons be habitable for humans?

solar-system jupiter exoplanet saturn goldilocks-zone

answered Aug 16, 2020 at 4:34

0 votes

What are the technical challenges in building a Titan rover that didn't need heating?

rovers titan

answered May 29, 2020 at 3:46

0 votes

Technology: How would a state-of-the-art space shuttle be built?

space-shuttle technology

answered Sep 25, 2020 at 6:15

0 votes

Why was Venus rather than Mars targeted for the first interplanetary landings?

spacecraft landing history interplanetary venus

answered Sep 16, 2020 at 20:24

0 votes

Why don't we build standardized space probes?

probe uncrewed-spaceflight economics

answered Aug 28, 2020 at 17:28

0 votes

Is there likely to be life in Venus's upper atmosphere?

atmosphere venus life habitat

answered Sep 18, 2020 at 21:44

0 votes

Starship: Methane and Oxygen can't both be liquid, except in a narrow temperature range. Is this a problem for interplanetary voyages?

spacex mars spacex-starship liquid-fuel methane

answered Oct 26, 2021 at 7:42

0 votes

Modern ambient temperature rocket fuel?

liquid-fuel temperature

answered Oct 26, 2021 at 8:01

-1 votes

Why is hydrogen better than helium as remass?

rockets fuel physics rocket-equation

answered Oct 26, 2021 at 7:46

-1 votes

Alternative to GPS navigation for vertical landing, especially on other planets

rockets gps vertical-landing

answered Sep 16, 2020 at 20:27

-1 votes

Why not simulate certain regions of the atmosphere of Venus?

atmosphere venus astrobiology simulation

answered Sep 16, 2020 at 1:28

-1 votes

How could a fast powerful rover on Mars be powered electrically?

mars rovers power solar-power nuclear

answered May 28, 2020 at 6:25

-1 votes

What colors were used in the Apollo Lunar Module interior, and why?

apollo-program design lunar-landing lunar-module

answered May 28, 2020 at 1:33

-2 votes

Why Use Helium?

propulsion design helium

answered Aug 26, 2020 at 6:44

-2 votes

Why are there so few lunar rovers?

mars the-moon rovers yutu lunokhod

answered May 29, 2020 at 7:23

-2 votes

Methane internal combustion engines for rovers on Mars and Moon. Feasibility?

mars the-moon rovers fuel isru

answered Oct 26, 2021 at 7:32

-3 votes

Did Apollo's velocity slow down after TLI due to Earth's gravity?

the-moon crewed-spaceflight apollo-program trajectory

answered Aug 26, 2020 at 6:39

-4 votes

Why so many STS-61's?

nasa space-shuttle

answered May 28, 2020 at 1:30

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31 Answers

Which parts of a spacecraft are joined by adhesives?

What's this creature on the Canadian Space Agency coat of arms, and why is it there?

Did anyone ever launch a rocket, filmed by another rocket in mid air?

What is the feasibility of a graphite chamber, nozzle and bell walls

Demonstrative examples of NASA "programs that go too long, that cost too much... end up getting cast out later"?

How much liquid oxygen is lost during a Space-X Crew Dragon launch abort?

What would be merits of placing space telescope after the asteroid belt or closer to the Kupier belt?

How to waterproof a rover?

Are there any safe-to-launch alternatives to RTG's for outer solar system exploration?

Why are Curiosity's wheels aluminum rather than titanium?

What is the procedure for naming spacecraft?

Has any rocket been launched into orbit from a plain flat surface?

If Saturn or Jupiter were in Earth's orbit, would any of their moons be habitable for humans?

What are the technical challenges in building a Titan rover that didn't need heating?

Technology: How would a state-of-the-art space shuttle be built?

Why was Venus rather than Mars targeted for the first interplanetary landings?

Why don't we build standardized space probes?

Is there likely to be life in Venus's upper atmosphere?

Starship: Methane and Oxygen can't both be liquid, except in a narrow temperature range. Is this a problem for interplanetary voyages?

Modern ambient temperature rocket fuel?

Why is hydrogen better than helium as remass?

Alternative to GPS navigation for vertical landing, especially on other planets

Why not simulate certain regions of the atmosphere of Venus?

How could a fast powerful rover on Mars be powered electrically?

What colors were used in the Apollo Lunar Module interior, and why?

Why Use Helium?

Why are there so few lunar rovers?

Methane internal combustion engines for rovers on Mars and Moon. Feasibility?

Did Apollo's velocity slow down after TLI due to Earth's gravity?

Why so many STS-61's?