Just two decades after astronomers discovered the first exoplanet, NASA has confirmed the existence of 6,000 alien worlds.
Dwarf planet 2023 KQ14, Ammonite, has a stable orbit that challenges the hypothesis of the mysterious Planet Nine.
The methane gas may constitute a rarefied atmosphere, or it may come from erupting plumes on Makemake’s surface.
The comet, named 3I/ATLAS, is only the third confirmed interstellar object ever seen in our solar system. That means it came ...
What are the physical mechanisms of planetary system formation and evolution? To address this broad question, a team of scientists led by the astronomy department at the University of Geneva decided ...
The official number of exoplanets—planets outside our solar system—tracked by NASA has reached 6,000. Confirmed planets are ...
Astronomers from the University of Arizona helped detect a baby planet outside of our solar system. Specialized telescopes from Arizona and Chile contributed to the discovery.
A tiny meteorite is rewriting what scientists thought they knew about the origins of our solar system. New evidence found in shavings from a meteorite known as Northwest Africa 12264 — a 50-gram (1.8 ...
While its star projector leaves a lot to be desired, the Science Can Solar System Planetary Projector is a fantastic educational tool for kids, with its solar system model, complete with talking ...
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