An algorithm that detects streaks of light in telescope images could help to counter a growing threat to astronomy.

Venus shines bright after sunset, the giant planets rise before midnight, and Mars shines before dawn. Plus, catch Comet ...

The “ring of fire” eclipse of 2024 was a spectacular celestial event — and Dave Eicher saw it from an equally spectacular setting.

Astronomy and planetary science are the study of objects and phenomena that occur beyond the Earth’s atmosphere. This includes investigating stars and their interaction with each other and the ...

Oct. 1, 2024 — Astronomers have discovered an exoplanet orbiting Barnard's star, the closest single star to our Sun. On this newly discovered exoplanet, which has at least half the mass of Venus ...

Astronomers have discovered a black hole emitting energy in jets longer than the width of 140 Milky Way galaxies. By Dennis Overbye Impact craters found around the Earth that were made around ...

New research on WASP-107b reveals how strange this planet's atmosphere is, experiencing perpetual night on one side ...

Astronomers spotted a potential Earth-size rocky world orbiting a white dwarf, suggesting a future in which our planet outlives its star. By Jonathan O’Callaghan Two astronauts — one ...

Oct. 10-12: The comet will appear in the evening in the Northern Hemisphere shortly after sunset, very low in the western sky ...

Astronomy Photographer of the Year, the annual photo competition showcasing all things space, is back. Ed Bloomer, senior ...

Each Monday, I pick out North America’s celestial highlights for the week ahead. This coming week includes a naked-eye comet ...

The phases of Venus, the Aurora Australis and the International Space Station transiting the Sun all feature as category winners in the Astronomy Photographer of the Year competition. Ryan Imperio ...