Starlink interference is swamping protected frequencies, threatening astronomers' ability to unlock secrets of the early universe.

8. Speaking of sunlight, it’s composed of approximately 40 percent light, 50 percent heat, and 10 percent ultraviolet ...

The solar system’s most distant planet sits 1.1° due north of Saturn, placing them together in a single telescopic field of view all night.

Gilmour TestFlight1 launch failed, lasting just 14 seconds — but the company calls it “a huge step forward” for Australia's space future.

NASA is fast-tracking plans to deploy a nuclear reactor on the lunar surface by 2030 as a strategic imperative to prevent ...

Neil Alden Armstrong was born on Aug. 5, 1930, in Ohio. A naval pilot from 1949 to 1952, Armstrong flew 78 missions in Korea.

August brings Saturn and Neptune together, offers two shadow transits of Titan, and sees a conjunction of Venus and Jupiter.

Science pulls the famed 2011 'arsenic life' study on GFAJ-1, reigniting debate over scientific standards and editorial ...

If you head out before sunrise (say, about 5 a.m. local time) and look eastward during the next few days, you’ll see ...

Asteroid Vesta stands in line with two of Libra’s stars this evening, making the trio an easy-to-spot target in binoculars or any telescope.

The Skyfall concept reimagines Mars landings, deploying a six-helicopter swarm to autonomously scout for resources and future ...

The first of two Titan shadow transits this month occurs this morning — can you catch the big, black shadow crossing Saturn’s ...