Sedna will reach its closest approach to the Sun in 2076, providing a remarkable space-faring opportunity that won’t come ...

We see some of our hottest temps when Earth is furthest from the Sun (aphelion) and coolest at the closest to the Sun ...

EARTH is set to have three unexpectedly shorter than average days in the coming weeks – and it’s taken scientists by surprise ...

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

For only the third time in history, astronomers have detected a new interstellar visitor — an object from another star — blitzing into our solar system.

All eyes are on Comet 3I/Atlas as astronomers worldwide chase the exotic ice ball through our solar system ...

Mercury reaches its point of greatest eastern elongation on Friday (July 4), presenting an excellent opportunity to spot the ...

NASA has discovered an interstellar comet that's wandered into our backyard. The space agency spotted the quick-moving object ...

The International Rotation and Reference Systems Service found that July 9, July 22, and August 5 will be victims of the time ...

A trip to Mars takes much longer than a trip to space. Most missions to Mars typically take between 6 and 9 months. For example, NASA's Perseverance rover took about 7 months to reach Mars.

EXCLUSIVE: Scientists say the discovery of a Jupiter-like planet promises to further understanding of planetary systems.

On Jan. 4, Earth received its maximum radiation from the sun, which was at its largest in the sky for 2025. The difference isn't huge — the sun today appears to be a mere arcminute (1/60th of a degree ...