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Close stellar encounters could change the structure of our planetary system, potentially dooming Earth or other worlds to ...
Some exoplanets in their stars' habitable zones may be distinctly uninhabitable due to solar flaring. Red dwarfs are known for powerful flaring, and since they're dim and their habitable zones are ...
A fascinating glimpse into how a solar system like our own is born has been revealed with the detection of planet-forming ...
The flares may heat up and inflate the planet's atmosphere, which is dominated by hydrogen and helium. Being lashed by these ...
Stars passing close to the sun could cause planets to collide, including with Earth, or even be ejected as rogue planets, new simulations show. By Katherine Kornei If our species manages to hang ...
This artist’s concept depicts one of the solar system’s inner planets slamming into Earth after being nudged on a collision course by a passing star. Such a world-shattering cataclysm is ...
For only the third time in history, astronomers have detected a new interstellar visitor — an object from another star — blitzing into our solar system.
A meteorite, Northwest Africa 12264, is questioning the established timeline of our solar system's formation, suggesting ...
Rocky bodies called protoplanets were thought to have formed slightly earlier in the inner solar system than those beyond the ...
The clingy planet orbits so close to its star, it triggers powerful explosions of radiation that eat away at its atmosphere.
In the 1980s, the theory that dinosaurs were wiped out by a massive meteor that hit the Earth began to gain scientific ...
The James Webb telescope has made another stunning discovery -- this time of a massive planet that could potentially sustain ...
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