A new study reveals that the largest lunar crater, South Pole-Aitken basin, was formed by an oblique impact that shaped the ...

Meet 2025 PN7, Earth’s newest quasi-moon An illustration of the inner solar system, showing the orbits of the planets and the ...

Comet C/2025 A6 (Lemmon) is brightening fast! Discovered in January by the Mount Lemmon Survey, it swings closest to Earth on ...

Fall festivals, Halloween happenings, bike rides and bashes continue in Pittsburgh all weekend long. Where will we find you?

The comets are visible in the northwest (Lemmon) and southwest (SWAN) about 90 minutes after sunset. Lemmon is moving quickly ...

Researchers discovered a hidden 185,000 light-year "bridge" of gas between two distant galaxies, which are also trailed by a ...