The Japanese Aerospace Exploration Agency ( JAXA) declared its Akatsuki spacecraft dead on Tuesday (Oct. 28), more than a ...

Perihelion for 3I/ATLAS takes place on Oct. 30, when the interstellar interloper will be 1.35 astronomical units (125 million ...

Astronomers have identified 2025 SC79, a new asteroid with a remarkably fast 128-day orbit, placing it among the ...

Two unusual gravitational-wave events, discovered by the LIGO-Virgo-KAGRA colloboration, enhance our understanding of black ...

Astronomers have identified a skyscraper-sized asteroid, named 2025 SC79, orbiting the Sun in just 128 days, marking it as the second-fastest known asteroid.

Astronomers have detected a skyscraper-sized asteroid hidden near the Sun, racing around our star extremely fast and raising ...

The month brings a spectacular lineup of celestial sights—including a rare chance to see Mercury without a telescope and a ...

The universe has quasi-moons, mini-moons, and moonlets, but no official definition of what counts as a moon.

Hidden by the Sun’s glare, a new space object has been found lurking in our Solar System, and it's one of the fastest-moving ...

If such ‘twilight’ asteroids approach Earth, "they could pose serious impact hazards," warned the astronomer behind the ...

A newly discovered asteroid, 2025 SC79, is drawing global attention due to its unusual orbit inside Venus's path and its ...

Astronomers have discovered asteroid 2025 SC79, a skyscraper-sized space rock orbiting the sun in just 128 days. the ...