NASA is currently targeting no earlier than 2027 for the crewed Artemis III mission, but yet another delay seems likely.

From Newton’s falling apple to Einstein’s curved spacetime, our understanding of gravity has come a long way, yet this ...

The Earth stands alone in the solar system as a habitable world, as far as we know. But that doesn’t mean we don’t get visitors, most often in the form of (usually harmless) asteroids. Some even ...

In a recent piece for my column The Universe, I wrote about the biggest black holes in the cosmos. Black holes are rather ...

Recently, an exoplanet just a short 15 light-years from Earth was discovered, setting the scientific community abuzz. This ...

The 1,100-foot-wide (340 meters) asteroid Apophis is set for a close but non-threatening brush with Earth on Friday, April 13 ...

Gauging the mass of a black hole is tricky, but astronomers have devised multiple methods to measure the heft of these galactic gluttons ...

Tired of the hot weather? Soon, Earth's orbit will lend a hand by tilting the Northern Hemisphere away from the Sun, bringing ...

Astronomers have found yet another quasi-moon companion of Earth in its orbit around the Sun believed to be a chunk of our ...

Abstract: In recent years, the development of Beam-Hopping (BH) technology has provided new solutions for the flexible configuration and efficient utilization of satellite resources. This technology ...

Asteroid 2025 FA22 was discovered in March, initially observed by the Pan-STARRS 2 telescope. At that time, calculations of its orbital path suggested it could potentially collide with Earth around ...

On September 21-22, a partial solar eclipse will be visible across parts of the southern hemisphere, briefly dimming skies ...