Exciting new research suggests there are four miniature planets orbiting Barnard’s Star, each thought to be just 20 to 30% ...

"The goal of this project was to explore the fundamental low-mass limit of the star and brown dwarf formation process." ...

Whenever planets are visible in the night sky, they always appear roughly along the same line. This path, known as the ...

Watch this video to find out more about the Earth, planets in our Solar System and other planets far off in outer space. From up here on the International Space Station I get a great view of Earth.

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The shape of a planet's orbit is one of its fundamental properties, along with its size and distance from its host star.

Several times during this project, I identified failure modes ... and becomes a gas giant like Jupiter and Saturn in our solar system. Planets larger than Neptune are somewhat rare because they ...

All of our solar system’s planets are lining up to parade through the night sky at once. This extraordinary celestial event will see the sky scattered with seven visible planets in what is known ...

NASA engineers are turning off two instruments on Voyager 1 and Voyager 2 to ensure these twin spacecraft can continue ...

Ever since the beginning of the Space Age, the inner planets and ... surprisingly active solar cycle, and emphasized the importance of SDO in our solar early warning system. In a lot of ways ...