Simulations showed that over 10 lakh macroscopic objects, each wider than 100 metres were moving surreptitiously outside our ...

The controversy endures over Pluto's true status, but the solar system underdog continues to capture hearts across the globe.

New research suggests millions of unseen interstellar objects, some as big as the Statue of Liberty, could be trapped in the ...

Learn more about the atmosphere of WASP-121b, or Tylos, whose winds are layered like no other planet’s.

Pluto may not be a planet any more, but you still have a chance to see the distant dwarf planet at one of Michigan's ...

Planet demographics reveal a puzzling lack of worlds in a certain size range throughout the galaxy F or centuries our solar system was the only planetary system known to humans. We had no proof other ...

“New Horizons shattered a major paradigm of planetary science,” says Alan Stern, the mission’s principal investigator. “Pluto ...

Astronomers have peered through the atmosphere of a planet beyond the Solar System, mapping its 3D structure for the first time. By combining all four telescope units of the European Southern ...

Feb. 18 marks the 95th anniversary of the discovery of our outermost planet-not-planet. Here's what to know about the short ...

Astronomers use planetary alignment to describe the phenomenon when planets gather closely on one side of the Sun at the same ...

However, you might be surprised to know that Earth is not alone in having volcanoes – in fact, it’s beaten numerically by the ...

"It feels like something out of science fiction," said European Southern Observatory astrophysicist Julia Victoria Seidel.