"Starburst galaxies birth lots of hot blue stars that burn fast and die quickly in explosions that unleash intense ultraviolet light." ...

Hubble was built to be tuned up in orbit. But it wasn't designed for the major overhaul NASA astronauts undertook during its fourth servicing mission, 3B, in March 2002. They delved into the ...

Related: The best Hubble Space Telescope images of all time! This showstopper galaxy boasts two large, winding spiral arms outlined by young, bright blue stars interwoven with reddish-brown dust ...

Since 1990, the Hubble Space Telescope has beamed breathtaking views of space back to Earth. Now, NASA is inviting the public to honor the telescope’s 35th anniversary with an on-the-ground ...

Related: The best Hubble Space Telescope images of all time! The bar-like structure of NGC 4536 may funnel gas inward towards the center, creating a dense region where star formation is highly active.