ALMA observations of carbon monoxide emission from 15 protoplanetary disks reveal a stunning variety of gas structures, ...

This is probably the most convincing evidence for Planet Nine so far. It is believed that this planet is five to ten times ...

May's sky watching calendar includes planetary viewing, prime stargazing, and a meteor shower peak, so you have plenty of ...

At a frigid -125 degrees Fahrenheit (-87 degrees Celsius), WD 1856+534 b is the coldest planet ever directly observed, ...

SpaceX, already one of the biggest NASA and Pentagon contractors, could win billions of dollars in new contracts if President ...

Researchers have found a candidate for the hypothetical Planet Nine, which could be an undiscovered giant planet way out in our solar system. However, as with all ninth planet research, the new ...

Our solar system may have a ninth planet after all, following the declassification of Pluto nearly two decades ago, ...

NASA scientists have sought to understand planet Jupiter, the gas giant whose mass is more than the rest of the planets in ...

Kosmos 482 was part of the Venera program, a series of Soviet probes that set the early benchmark for exploring Venus. Its ...

A newly released image of the sun captured by the world's largest solar telescope shows the surface of our nearest star in ...

One hotspot may have formed the Pacific’s largest volcanoes, linking the Ontong-Java Plateau to the Louisville Ridge.

Vesta, thought to be the second-largest asteroid in the solar system, could be a piece of an ancient, unknown planet, a new ...