When a single spacecraft flew past Pluto in 2015, it rewrote decades of assumptions in a matter of hours. This episode follows the New Horizons flyby that revealed towering ice mountains, vast frozen ...

From decades of near-misses and abandoned missions to the historic flyby by New Horizons in 2015, humanity’s quest to reach ...

Far beyond Neptune, in the frozen depths of the Kuiper Belt, many ancient objects oddly resemble giant snowmen made of ice ...

By taking advantage of a maneuver that would see a spacecraft fire rocket engines while in the solar corona, that ...

Astronomers have puzzled for years over a strange pattern in the outer solar system. A surprising number of icy bodies far beyond Neptune resemble snowmen, made of two rounded lobes stuck together.

The Artemis II mission, which will return US astronauts to lunar space, has run into problems that have critics demanding NASA remove the crew from the flight for safety reasons. The bigger question ...

What: Artemis II will carry astronauts on the first crewed mission beyond low Earth orbit since Apollo, testing systems and gathering data critical for sustained luna ...

In the coming weeks, Artemis II will send humans around the moon for the first time in more than 50 years. Could it be a redemptive moment, as it was in 1968?

The finding, published in the journal Monthly Notices of the Royal Astronomical Society, offers an explanation based on a surprisingly simple process: gravitational collapse. For years, the scientific ...

Wednesday is "Pluto Day," because – yes, of course there is a day for that. And, while celebrating the celestial object that is known as Pluto with an ...

Interstellar comets are the original cosmic explorers, and by studying their metallic whispers, we are learning the secrets ...

As we trade in the fall for the promise of spring in the new year (despite the blizzard and two feet of snow we must collectively brave today to get to class), we're feeling hopeful and rejuvenated, ...