Arizona is an ideal spot to see the Milky Way thanks to its numerous dark-sky places. Here's the best time to see - and ...

Looking for a unique and inspiring night out this summer?Head to Clark Planetarium for the next installment of the Science ...

It's only the third time that experts have spotted an object in the Milky Way that's come from a different solar system. Find ...

World's largest digital camera observes cosmos, capturing detailed images of galaxies, asteroids, and stars changing ...

Fireworks won’t be the only things lighting up the sky this month. Stargazers will be treated to a trio of celestial shows ...

The shattered star at the center was once a white dwarf, a stellar ember no larger than Earth, yet almost as heavy as the Sun ...

The comet should be visible by telescope through September, before it gets too close to the sun, and reappear in December on ...

We stand at the edge of a vast plain, deep in the Pilbara, surrounded by spinifex, tussock grasses and the cloying red dust ...

This image from the Hubble Space Telescope shows the massive galaxy cluster Abell 1351, located in the constellation Ursa ...

Galaxies have an overall internal motion called disk velocity. It’s how gas, dust, and stars move around the galactic center.