Astronomers can usually spot "planet killer" asteroids long before they approach Earth. But what if they can't?

The asteroid, now named 2025 TF, flew over Antarctica on October 1, at exactly 00:47:26 UTC. This incident was more ...

The newly discovered "twilight" asteroid, 2025 SC79, was obscured by the sun's glare until an astronomer pointed the Dark ...

Astronomers have identified 2025 SC79, a new asteroid with a remarkably fast 128-day orbit, placing it among the second-fastest ever observed. This "twilight asteroid" orbits close to the Sun, ...

A scientist spotted an asteroid hiding in the sun's glare that orbits the sun in just 128 days, making it the second fastest ...

The reason people might think Earth has a second moon is due to a celestial body named 2025 PN7 that was spotted in August by ...

Another asteroid zoomed near Earth's vicinity the next day. An asteroid just flew closer to Earth than many satellites, according to space agencies. The space object, named 2025 TF, zoomed over ...

Contrary to online rumors, Earth still only has one true moon, but astronomers have discovered a so-called 'quasi-moon.' Here ...

Harvard scientist Avi Loeb warns that 3I/ATLAS could be an extraterrestrial “Trojan horse” whose presence has major ...

Astronomers are considering blowing up the “city killer” asteroid, estimated to have a small chance of crashing onto the Moon in 2032, to cut the risk of the collision debris destroying satellites.