The new international award honoring leadership in protecting life on Earth will be presented during STARMUS VIII – The ...

M94, also called the Croc’s Eye Galaxy, glows high in the sky tonight. How much detail can your scope pick out?

Today in the history of astronomy, JAXA begins its historic sample-return mission.

New analysis of ALMA observations of interstellar comet 3I/ATLAS show its water carries a chemical signature pointing to a colder, more distant origin than any comet ever measured.

M51 and M101. Although technically the same magnitude, one is more challenging than the other. Let’s take advantage of the moonless early-evening sky to enjoy two lovely face-on spiral galaxies. We’ll ...

A crescent Moon guides the way to the Red Planet as galaxies glow and Venus stands between the horns of the Bull in the sky ...

Stars twinkle and sometimes appear to move around due to our atmosphere “scrambling” their light as it travels to our eyes.

The Vespera II — X Edition from Vaonis, 'Cellarius Atlas' published by Taschen, and Celestron's NexYZ DX Smartphone Adapter ...

Although the Moon is bright, step outside early this morning to see if you can spot some fast-moving meteors left behind by ...

Without our satellite, Earth’s geology, biology, and climate — even human philosophy — would be vastly different.

Dutch astronomer Willem de Sitter, born May 6, 1872, studied mathematics and physics at the University of Groningen, developing an interest in astronomy there and furthering it with work at Cape ...