The wolf moon is spectacular enough, but look east and you’ll see a celestial titan the size of a pinprick ...

The second stage of SpaceX's Falcon 9 rocket captured an amazing view of Earth during the launch of the Intelsat 40e ...

If scientists are able to inspect it in person, and they find that Mars was indeed once alive with microbes, we would know ...

Scientists have measured that Jupiter releases more internal heat than it absorbs from the Sun, based on observations of its structure, rotation, and atmospheric behavior.

Located south of Bend’s outdoor playland, I visited this Pacific Northwest gem for an enchanted winter evening of ...

Jupiter's moon Europa is on the short list of places in our solar system seen as promising in the search for life beyond ...

A study published in Nature Communications suggests that Europa’s rocky seafloor is likely too mechanically strong to support ...

A newly discovered exoplanet is rewriting the rules of what planets can be. Orbiting a city-sized neutron star, this ...

Surprised astronomers just discovered a world that blurs the line between planet and stellar remnant, hiding in a system ...

David Rankin of the Catalina Sky Survey in Arizona spends nights scanning the solar system for potentially catastrophic space rocks. Here’s what he has to say about that “high consequence” work, an ...

On January 9, Jupiter reaches perigree—its closest point to Earth in its orbit this year. This kind of moment comes with ...

Webb telescope discovered a bizarre exoplanet with carbon atmosphere, no hydrogen, orbiting a super-dense spinning star.