NASA offers a simple way to see which stunning celestial image the Hubble Space Telescope captured on your birthday.

Explore 15 photos and facts about the Hubble Telescope, revealing its discoveries, missions, and breathtaking views of space.

I stuck to my "no telescope" rule for years, right up until a trip to New Brunswick's dark-sky corridor a few years ago, when ...

A new study suggests that some of the Universe’s earliest giant galaxies may have lived dramatic lives. They began as dusty ...

NASA’s next great space telescope will see 100 times more sky than Hubble. It’s about to arrive in Florida for launch in ...

Dark energy has been a mysterious element of cosmological equation since it was proposed three decades ago, but new research ...

NASA's latest and greatest space telescope, named after the agency's first female chief astronomer Nancy Grace Roman, is ...

The Hubble Space Telescope has discovered a galaxy in the the Perseus galaxy cluster that is "composed of 99% dark matter," according to NASA's Goddard Space Flight Center. Credit: NASA's Goddard ...

This could change our understanding of how the cosmic titans collide.

The instrument is called DESI, the Dark Energy Spectroscopic Instrument, and its job is dull in the way that all great experiments are dull. Measure the redshifts. Map the positions. Build the biggest ...

Emma Chapman's "The Echoing Universe" is a vivid survey of the hidden parts of the cosmos and those who seek them out.