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

Earth has a near miss-twice-after two small asteroids seemingly passed alarmingly close to the planet, less than two days apart, one of them going completely unnoticed until hours after it had already ...

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 ...

A NASA-backed planetary defense group has reportedly begun efforts to pinpoint comet 3I/ATLAS after it was observed emitting ...

close enough to occasionally cross paths with Earth's orbit. Other near-Earth asteroids can be larger, even getting up to a couple of miles wide. While most of these asteroids pose little threat, ...

Earth has a near miss-twice-after two small asteroids seemingly passed alarmingly close to the planet, less than two days apart, one of them going completely unnoticed until hours after it had already ...

Astronomers might be close to confirming the presence of an Earth-like atmosphere on an exoplanet for the first time, if more detailed analyses verify preliminary observations from the James Webb ...

An enormous asteroid is approaching Earth at 24,136 miles per hour—and will be at its closest to us in two days' time. The space rock—dubbed "2025 FA22"—is 520 feet across. On a cosmic scale, it will ...