Comet 3I/ATLAS, the third interstellar object ever detected, will swing closest to Earth overnight from Thursday to Friday (Dec. 18 to 19). Here’s how to see it.

Comet 3I/ATLAS will make its closest approach to Earth at 1 a.m. EST (0600 GMT) on Dec. 19. At that time, it will be about ...

Interstellar comet 3I/ATLAS will make its closest approach to Earth early on Friday, Dec. 19. While it won't come close ...

Everyone's favorite interstellar comet, 3I/ATLAS, flew past Earth overnight, coming within about 168 million miles (270 million kilometers) of our planet.

What looks like a massive crater quickly reveals itself as something far worse—a direct opening into the earth that drops ...

A new satellite called Sentinel 5A has started sending back its first images, capturing fresh views of Earth's ozone hole.

The research also suggests that these massive stars transformed directly into black holes at the end of their lives without ...

Virtually moonless night skies will create perfect conditions — if skies are clear — for a possible geomagnetic storm on ...

Today is one astronomers, stargazers and alien conspiracy theorists have been waiting for: interstellar comet 3I/ATLAS is as ...

Research from the Woods Hole Oceanographic Institution finds the rate of U.S. coastal sea level rise has more than doubled in ...

The space object, which was only recently discovered by scientists, will pass closest to Earth on Friday, December 19. Here's ...

Interstellar comet 3I/ATLAS will fly by our planet at a safe distance of 1.8 astronomical units (roughly 167 million miles or ...