Explore the warped spiral galaxy NGC 3718 and its neighbor NGC 3729 — a dynamic duo of deep-sky oddities in the constellation ...

NASA has discovered 3I/ATLAS, only the third known interstellar object, now passing through our solar system from the ...

Trundling along the ecliptic plane in Virgo, our satellite hangs near the bright star Spica in the evening sky.

Algol is not a single star but a multiple-star system, primarily consisting of two main components, Algol A and Algol B, which orbit a common center of mass. A third, fainter star, Algol C, also ...

The highly inclined barred spiral M108 in Ursa Major is sometimes called the Surfboard Galaxy. It's not to be missed.

Venus moves east as July progresses and stands 3° due north of Aldebaran on the 14th, after skirting the northern regions of ...

Titan’s shadow transits the northern hemisphere of Saturn this morning beginning around 3:30 A.M. EDT. It’s definitely worth ...

Lowell Observatory Historian Kevin Schindler runs a detective story at the Grand Canyon to recreate a famous photo of Neil ...

#11. The Moon’s temperature can vary from 242° Fahrenheit in a sunny spot to −334° Fahrenheit in a shady spot near one of its ...

Radio telescopes saw a strange burst of unknown energy in June 2024. Now we know it was from Relay 2, an early ...

Today in the history of astronomy, the telescope mastermind is born.

The breathtaking celestial displays known as the aurorae — the aurora borealis in the Northern Hemisphere and the aurora ...