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

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

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

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 ...

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

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

The White House’s proposed 2026 NASA budget calls for a dramatic 24 percent cut to funding, reducing NASA’s budget from $24.8 billion to $18.8 billion. If enacted, this would mark the agency ...

#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 ...

Machine learning can help tighten constraints on the overarchingFor almost as long as humans have existed, we have been ...

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

Today, astronomers recognize 88 official constellations. These are not actually recognizable patterns of stars, but instead set areas of sky.

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