If I were on Pluto, I would weigh 5 kilograms and could do a thousand one-armed push-ups in its insipid gravity – three light ...

Small gestures currently carry surprising weight and warmth. Through the morning, animated Mars works smoothly with ...

Scientists have discovered that dark matter, the universe's most mysterious "stuff," obeys gravity on vast cosmological scales. This could help to dismiss the possibility of a fifth fundamental force ...

You may have heard about the extensive testing facilities for spacecraft and equipment, but how do scientists prepare for the human aspect of space exploration?

As New Horizons passed Pluto in July 2015, did the dwarf planet alter the probe's trajectory? Douglas KaupaCouncil Bluffs, ...