UFOs are unidentified aircraft which are attributed to ...
The White House is requesting a $17.5 billion budget for ...
The Kepler space observatory found at 600 light years from ...
Inmarsat plc is a British satellite telecommunications ...
Also called Explorer 81, it is the sixth mission in the ...
British industry will lead the production of Solar Orbiter ...
0
用語
グロッサリ
11
フォロワー
51
1
2
40
4
16
22
25