ALL THESE WORLDS
ARE YOURS EXCEPT
MARS
ATTEMPT NO
LANDING THERE
Search found 4 matches
- Tue Feb 24, 2015 4:20 pm
- Forum: Starship Asterisk: Handbook
- Topic: What do you think the unusual plumes on Mars are?
- Replies: 76
- Views: 779994
- Sun Jul 03, 2011 2:44 pm
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Alpha Centauri: The Closest Star System (2011 Jul 03)
- Replies: 42
- Views: 11625
Re: APOD: Alpha Centauri: The Closest Star System (2011 Jul
Does that make Triton a visitor from the Alpha Centauri system?neufer wrote:All left-handers are from another solar system, IMHO.
- Sun Jul 03, 2011 2:41 pm
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: APOD: Alpha Centauri: The Closest Star System (2011 Jul 03)
- Replies: 42
- Views: 11625
Re: APOD: Alpha Centauri: The Closest Star System (2011 Jul
I love this discussion of improbability, given that the Earth-Moon system in which we all live is neither particularly probable nor stable. Also, while it's doubtless very unlikely that planets could have stable orbits outside of 3AU around either star, there are more chaotic systems in this univers...
- Mon Jul 06, 2009 11:55 pm
- Forum: The Bridge: Discuss an Astronomy Picture of the Day
- Topic: Unknown Dark Material on Mercury (APOD 2009 July 6)
- Replies: 12
- Views: 2089
Re: Unknown Dark Material on Mercury (APOD 2009 July 6)
Just looks like something hit at really low, tangential velocity, and was left sitting on the surface -- heck, even looks like it left a bit of a trail on the way in.