In the vastness of our universe, the size and scale of stars can be difficult to grasp. But one star has shattered ...

Asteroid 2024 YR4, which once appeared to be on a collision course with Earth, may hit the moon, which could create some ...

Astrophotographers have snapped stunning shots of a giant shapeshifting solar prominence, dubbed "The Beast," which appeared ...

Using NASA's Transiting Exoplanet Survey Satellite (TESS), an international team of astronomers has discovered a new super-Earth exoplanet that orbits a nearby M dwarf star. The newfound alien ...

Betelgeuse, easily visible to the naked eye and one of the largest stars near Earth, has captured human attention for millennia.

So, if Earth is farthest from the Sun in early July, why is that when much of the planet experiences its hottest weather? The answer lies not in how far we are from the Sun, but in the tilt of ...

Scientists have detected the collision of two massive black holes merging beyond the Milky Way. The two black holes, each ...

Scientists are racing to learn as much as possible about the interstellar comet 3I/ATLAS before it fades from view forever ...

As an inferior planet closer to the Sun than Earth, Venus also appears to go through phases and now presents a 63-percent-lit gibbous.

NASA's James Webb Space Telescope detection of TWA 7b represents a major milestone: the lightest exoplanet discovered with a direct image.

In new research, University of California, Irvine astronomers describe how more than 200 known exoplanets are likely much larger than previously thought. It's a finding that could change which distant ...

Since Kepler's laws of motion dictate that celestial bodies orbit more slowly when farther from the sun, we are now moving at ...