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16 votes
1 answer
875 views

What are the differences in technology between OSIRIS-REx and Hayabusa missions?

Up to now two spacecraft have been launched for an asteroid sample return mission. The first one Hayabusa is a completed mission and now OSIRIS-REx is an ongoing mission. Hayabusa was launched in 2003,...
Mark777's user avatar
  • 2,145
0 votes
1 answer
1k views

Is there any space objects database? [closed]

I wonder if is there any databse about space objects, giving information about types and may be relative positions of objects in space. I'm asking this because my company aims to develop a software ...
VolkanOzcan's user avatar
9 votes
2 answers
281 views

Could a swarm of probes autonomously establish orbit around an asteroid?

To position a spacecraft around an asteroid, one must know the orbital parameters and orientation of the asteroid and the spacecraft. Formation flying will be more complex in terms of positioning ...
akum's user avatar
  • 328
10 votes
3 answers
742 views

Could we deal with an asteroid threat given current technology?

If we discovered a sizeable (Tunguska-like mass or larger) near-earth object tomorrow that was on a definite collision course with Earth in the near future, could we deal with it with our current ...
Nate Barbettini's user avatar