When Earth is opposite Mars from the sun, it will appear full because you’re looking directly on the daylit side. But ...

Researchers are discussing 2025 PN7, a small celestial body that's following a similar orbital path to our planet's without being gravitationally tied to Earth ...

The Earth has a new follower. Astronomers recently discovered a tiny quasi-moon that they believe has been orbiting the sun alongside the Earth for decades. The new quasi-moon, which is being called ...

NOAA's GOES-19 satellite may have captured the first natural solar eclipse from space, with the moon's odd path explained by ...

Lying between Mars and Jupiter is a massive ring of rock debris—the asteroid belt. Now thin, it’s fading away gradually.

"A model of the scattered light is subtracted ... It ended up subtracting too much." Because CCOR-1 orbits Earth, the moon can occasionally slip between the instrument and the sun. That isn't possible ...

A shy space rock is making its lunar debut. Astronomers believe they’ve discovered another so-called quasi-moon of Earth, though it’s likely been circling undetected in near space for decades. Dubbed ...

For researchers at the University of Idaho, spotting a moon 6 miles wide orbiting Uranus, a staggering 1.8 billion miles from Earth, may actually be easier than finding a white cat in a snowstorm.

Researchers from Spain have discovered a kind of second moon orbiting around Earth. Known as Apollo asteroid 2025 PN7, it was detected by the Pan-STARRS observatory in Hawaii on August 2nd, 2025.

Asteroid 2025 TC will pass Earth on October 3, 2025. This house-sized space rock measures 44 feet across. It travels at over ...

Exoplanet hunters Christopher Watson and Annelies Mortier explain the long search for a 'twin Earth' capable of sustaining life.