At a frigid -125 degrees Fahrenheit (-87 degrees Celsius), WD 1856+534 b is the coldest planet ever directly observed, ...

Astronomers have been excitedly waiting for a star system 3,000 lightyears away to explode, forming a 'new star' in the night sky ...

Astronomers using the James Webb Space Telescope have directly detected the faint glow of a planet that’s colder than any ...

William Optics’ newest machined aluminum refractor captures fine detail for imagers and its size makes it easily portable ...

Venus dominates as the brilliant “Morning Star” in the east-southeast before dawn; the Eta Aquariid meteor shower takes place ...

A sudden flash of light in 2020 caught the attention of astronomers scanning the sky. That brief signal, spotted by Caltech’s ...

Over 100 red sprites were captured above the Himalayas in 2022. A study linked them to strong lightning strikes in a large ...

Telescopes provide closeup views of Jupiter and its four largest moons discovered by Galileo, and of Mars. Although Mars is ...

The pulsar bow shock as seen in red light from energised Hydrogen ... The dot at the start of the arrow is the white-dwarf ...