A new type of flame produced on the International Space Station (ISS) doesn’t just look cool with its spherical blue glow—it is cool. Cool flames, which burn at temperatures much lower than ...

Astronomers have discovered a new exoplanet orbiting the nearby K-dwarf star HD 137010 after detecting a single, shallow ...

There's always something happening in space, and humanity is documenting it more quickly and clearly than ever before. Orbiting telescopes, astronauts and spacecraft are sending back a stream of ...

NASA’s Spitzer Space Telescope is about to use its last drop of the coolant that has chilled it for the past five-and-a-half years. On about May 12, give or take a week or so, the observatory is ...