Sensitive equipment and historical artifacts — including the Mills spectrograph used in the observatory’s early days to measure the colors of light emitted by stars and galaxies — were wheeled out as ...

If you were to ask a group of dedicated amateur astronomers to list their favorite telescopic targets, few if any would ...

A team of South Korean researchers have uncovered evidence behind how our universe could end after a breakthrough telescope ...

Aging stars have long been thought to blow life’s elements into space by using stardust as a vehicle, pushed outward by their ...

NASA’s Hubble captured images of IRAS 23077+6707, the largest known protoplanetary disk, revealing its structure, asymmetry, and potential for forming multiple gas giant planets.

Planet-forming collisions were once thought to be rare—new observations suggest they may occur far more often than scientists ...

NASA’s Hubble Space Telescope spotted the glowing remains of two space rocks crashing together in a nearby planetary system, ...

For most of us who are not astronomers, the image that comes to mind when describing a reflecting telescope is of a huge instrument in its own domed-roof building on a mountain top. But a ...

Fomalhaut lies about 25 light-years away in the constellation Piscis Austrinus, aka the Southern Fish, and is one of the ...

The colliding objects are at least 37 miles across — at least four times larger than the object that collided with Earth 66 ...

Using NASA’s Hubble Space Telescope, scientists watched what first looked like a distant planet appear, disappear, and then reappear elsewhere—only to realize they were not seeing planets at all, but ...

Astronomers are scratching their heads at the odd chemistry, which hints at soot clouds and possibly diamond formation deep ...