Skygazers in India are in for a treat as a rare planetary parade is set to grace the night sky in January and February. This ...

A new study, currently under review for publication, suggests that an ancient cosmic visitor might have significantly altered the orbits of our solar system's giant planets. Scientists propose that ...

An object eight times the mass of Jupiter may have swooped around the sun, coming superclose to Mars' present-day orbit ...

Keep your eyes on the sky this upcoming year for a chance to spot breathtaking meteor showers, a special view of Saturn and a ...

There are no stars in the sky for the same reason you don't see stars during the day on Earth, according to NASA: The bright ...

Since New Horizons' close encounter with Pluto 10 years ago, experts have come to think of the dwarf planet as much more ...

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This composite image of Pluto, right ... materials of Pluto and other stuff in the Kuiper Belt, a disk beyond Neptune of comets and tiny ice worlds. That made all the difference, Denton said.

NASA was formed in 1958 "to provide for research into problems of flight within and outside the Earth's atmosphere, and for ...

Neither Mercury nor Venus has a moon, and Earth, of course, has just one permanent natural satellite (though it ... or on a steep incline, such as Neptune's captured moon Triton.