Comets masquerading as asteroids are being found in increasing numbers, with 14 now known in the asteroid belt.
Fast radio bursts, hugely powerful discharges of energy emanating from the furthest reaches of outer space, have confounded ...
NEOWISE, NASA’s retired infrared telescope, has tracked numerous near-Earth objects and discovered a rare comet since 2013.
Scientists have reevaluated the water composition of Comet 67P, finding it surprisingly similar to Earth's oceans. This ...
Recent studies show comet dust influenced earlier measurements of water’s origins on Earth, challenging previous findings.
NASA's new study on comet 67P suggests comets may have supplied water to Earth's oceans, challenging previous theories and ...
Water. All life on Earth requires it in some way or another, and it's hard to miss that roughly 70% of our planet's surface ...
Test your knowledge on our solar system, from the biggest and smallest planets to the behemoth mountain on Mars.
Scientists have revived the theory that short-period comets could have played a crucial role in filling Earth's oceans with ...
A "harmless" asteroid burned up Tuesday night above northern Siberia in Russia, creating a blazing fireball in the sky ...
The origin of Earth’s abundant liquid water is still debated. Research suggests some water came from volcanic vapor that ...
The project, which gave astronomers a detailed view of near-Earth objects, ended its mission and re-entered the atmosphere ...