The formation of our solar system from a singular nebula raises an intriguing question: why did each planet develop with a ...

The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

A U.S. scientist searching for a civilization across 7 Earth clones circling the red dwarf star TRAPPIST-1 says its own alien ...

A newly confirmed exoplanet around a nearby sunlike star might be astronomers’ best chance yet to look for life beyond the ...

The new exoplanet, Enaiposha, also known as GJ 1214 b has never been seen before and is now officially being called a "Super-Venus." ...

A team led by a Rutgers-New Brunswick scientist has concluded water did not arrive as early during Earth's formation as ...

While the composition of gas and dust in a molecular cloud is fairly uniform, everything changes once a star begins to form.

Mercury is the closest planet to the sun, followed by Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. Mercury orbits ...

When you first learned about the Solar System, you probably saw diagrams that made it look orderly, with planets arranged in ...

Using energy greater than the global nuclear weapons inventory, an impact event carved two grand canyons into the moon’s ...

From January to March, the night sky will host a spectacular parade of planets featuring Venus, Mars, Jupiter, Saturn, Uranus ...