In a stunning first-ever image, astronomers have seen a star that died by exploding twice. They pointed the European Southern ...

Today in the history of astronomy, satellites Vela 3 and 4 make the first detection of gamma-ray bursts.

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 ...

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

#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 ...

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

Rocket Lab successfully launched its Electron rocket on Thursday, June 26, from Rocket Lab Launch Complex 1 in Mahia, New ...

Mercury is the month's highlight, reaching greatest elongation July 4. Also on show in the Southern Hemisphere: Mars, Saturn, ...

Visible in the early-morning sky today, Saturn’s two-toned moon Iapetus reaches superior conjunction just 1.4′ due south of Saturn. The proximity makes the now-11th-magnitude moon easier to find, as ...

Mercury stands less than 3° from the Beehive Cluster in the evening sky, preparing to cross through the cluster’s outskirts ...

Today in the history of astronomy, an asteroid flattens 830 square miles of Siberian forest.