The Hyades star cluster: The Face of Taurus the Bull

Look for the V-shape Hyades star cluster in Taurus the Bull in the evening sky. It represents the Face of the Bull and it's beautiful in binoculars.

What does opposition mean for an outer planet?

Opposition is when Earth passes directly between the sun and an outer planet, placing the outer planet on the opposite side of the sky from the sun.

Earliest, hottest galaxy cluster gas could upend models

Astronomers have found the earliest, hottest galaxy cluster gas yet. This scorching gas between galaxies is hotter than expected for so early in the universe.

Potentially hazardous asteroid to pass Earth safely Monday

A potentially hazardous asteroid, 2005 UK1, will safely pass Earth on January 12, 2026. At this time it will be more than 32 times the moon's distance away.

Saturn-mass rogue planet revealed in unique new observations

Astronomers have discovered a Saturn-mass rogue planet nearly 10,000 light-years away. It's the 1st one found using both observatories on Earth and in space.

Betelgeuse’s companion star leaves detectable wake

Astronomers have detected the influence of Betelgeuse's companion star, Siwarha, on the gas around the red supergiant star.

See Mira the Wonderful waking up!

Catch elusive wonderful Mira, a famous variable star in the constellation Cetus, at its maximum brightness in February or March 2026.

Capella is one of the sky’s brightest stars

The 6th-brightest star in the night sky, Capella, in the Northern Hemisphere constellation Auriga the Charioteer, is also a point of the Winter Hexagon.

Cloud-9 is a new type of object: a failed galaxy

Cloud-9 is the 1st example astronomers have found of a failed galaxy. Hubble found the galaxy contains no stars, but it is home to dark matter.

Cassiopeia and the Big Dipper in January skies

Watch the celestial clock and its 2 great big hour hands - Cassiopeia and the Big Dipper - as they swing around the North Star each and every night!