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Jaw-dropping NASA image reveals a dying star at the heart of the Helix Nebula — and it may have just murdered a planet
A new X-ray look at the mesmerizing Helix Nebula reveals an alleged planet killer: a white dwarf that might be the source of ...
The utterly beautiful destruction of a planet: Space photo of the day
This colorful image of the Helix nebula may mirror what someday could become of our sun and our home planet. Released on ...
When a black hole winks at you: Variability identified in supermassive black hole in Andromeda galaxy
A Michigan State University researcher saw X-rays coming from a black hole using the NASA Chandra X-Ray Observatory telescope ...
Video: What are the dangers of going to space? We asked a NASA expert
There are many risks associated with human space exploration. NASA has been planning for these missions to make our astronauts return home safely.
6 stunning 'Astronomy Pictures of the Day' shared by NASA
Appropriately named, Helene is a Trojan moon, so called because it orbits at a Lagrange point. Two protostars are hidden in a single pixel near the center of a striking hourglass-shaped nebula in this ...