Stargazers may catch a cosmic light show this Fourth of July weekend when the Milky Way appears in the night sky across the ...

Using gravitational microlensing, scientists have discovered a rare, large planet at the edge of the Milky Way. The planet is ...

NASA's Chandra Observatory has combined different wavelength images of the Andromeda galaxy to honor astronomer Vera Rubin, ...

Alternative to fireworks? Stargazers could instead catch a cosmic light show this Fourth of July weekend when the Milky Way ...

John Travolta made a surprise appearance at a “Grease” sing-along at the Hollywood Bowl dressed up as his beloved character, ...

A microquasar belonging to our Milky Way galaxy has set records by generating cosmic rays with energy levels never before ...

Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new ...

We know black hole mergers occur because we can detect the resulting gravitational waves. But when trying to piece together ...

Chinese researchers examining European data find freshly formed stars rotate much faster than their predecessors.

Witness the breathtaking beauty of our home galaxy, the Milky Way, through 6 stunning images captured by NASA's Hubble Space ...

The only evening planet for July is Mars, faint red in the west at dusk, and getting lost in the Sun’s glare by August. High ...

A vast filament of gas stretching across the cosmos may help solve the mystery of the Universe’s missing matter. Astronomers have identified a massive filament of hot gas connecting four galaxy ...