News tagged with distant planet

How to land on a comet

Generally speaking, space missions fall into one of three categories:  difficult, more difficult, and ridiculously difficult.

Nov 04, 2014
4.9 / 5 (16) 7

Explainer: Light-years and units for the stars

"Space is Big. Really Big." The Hitchhiker's Guide to the Galaxy pretty much nailed space with those five words. And space is so really big that our earthly measures of distance struggle.

Aug 21, 2013
4.8 / 5 (11) 17

Exocomets may be as common as exoplanets

(Phys.org)—Comets trailing wispy tails across the night sky are a beautiful byproduct of our solar system's formation, icy leftovers from 4.6 billion years ago when the planets coalesced from rocky rubble.

Jan 07, 2013
5 / 5 (5) 5 | with audio podcast