Skip to main content

All Questions

6 votes
1 answer
142 views

Could the uncertain mass of the OSIRIS-REx sample affect the trajectory of the return capsule?

It appears that so much material was collected by OSIRIS-REx from the asteroid Bennu, that the cover of the collection head won't close, and some of the sample is floating away. In reviewing these ...
DrSheldon's user avatar
  • 48.1k
16 votes
1 answer
869 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
9 votes
4 answers
355 views

How will Bennu's volatile compounds stay cool and unmodified by the heat of re-entry (OSIRIS-REx)?

Watching the video in this NYTimes article NASA Aims at an Asteroid Holding Clues to the Solar System’s Roots I realized for the first time how the samples actually make it back to Earth. The ...
uhoh's user avatar
  • 149k