Astronomer using Hubble discovers "young stars that are spiraling into the center of a massive cluster of stars in the Small ...

This portrait from the NASA/ESA Hubble Space Telescope puts the nearby galaxy NGC 4449 in the spotlight. The galaxy is ...

Galaxy merger Arp-Madore 417-391 is on display in this new image captured by the Hubble Space Telescope's Advanced Camera for ...

The blurring caused by Earth’s atmosphere makes it impossible to tell one star from another, but from Hubble’s location in ...