Hubble at 25
This Just In
In this mesmerizing view of a stellar nursery by the ESO's Very Large Telescope (VLT) in Chile, a stunning celebration is underway.
Mice that spent three months aboard the International Space Station returned to Earth with thinning skin and surprising changes in hair follicles.
NASA on Tuesday selected nine science instruments it believes will best address the burning question about whether Jupiter’s ocean-bearing moon Europa has indications of life.
The stellar runts of the galaxy probably aren't so great for nurturing Earth-like worlds, say scientists running new simulations of the formation of planets around a variety of stars.
A burp of methane on Mars would indicate that the planet might be more alive than previously thought. But where did it come from?
While Memorial Day honors veterans who have died in combat, there are also the men and women who have died serving their country in the name of space exploration.
Jupiter and our moon will perform a celestial dance tonight, clear skies willing.
An ongoing act of cosmic cannibalism may be responsible for the strange appearance and unprecedented behavior of a gigantic star nicknamed Nasty 1.
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