The European Space Agency (ESA) is ready to guide the ESA/NASA Solar Orbiter spacecraft through its closest encounter with ...

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 ...

A parade of seven planets is set to appear in the night sky this month, and it will be the last of its kind until 2040.

The gas giant WASP 121b, also known as Tylos, has an atmospheric structure unlike any we have ever seen, and the fastest ...

NASA has confirmed a 2.3% chance that asteroid 2024 YR4 could collide with Earth in December 2032, posing a significant riskThe asteroid, measuring between 40 to 100 metres wide, could potentially ...

Saturn, Venus, Neptune, Uranus, Jupiter, Mars and Mercury will be visible in an uncommon planetary alignment this month.

Scientists have long overlooked white dwarfs as hosts for habitable exoplanets, assuming their lack of fusion would make life impossible. But new climate models challenge that idea, showing that ...

Here's what to know about the short life of what was, for a single human lifetime, the solar system's smallest planet. Pluto was discovered in 1930 by Clyde Tombaugh, an American astronomer at the ...

Hundreds of millions of Americans will have the chance in March to see the first total lunar eclipse in nearly three years.

Scientists said those two things indicate that something is going on underneath the surface, which is likely magma moving ...

Scientists accidentally discovered that the Earth's inner core might not be how we thought it was - and it could affect the length of a day.

Using NASA's James Webb Space Telescope, Northwestern astrophysicists gained the longest, most detailed glimpse yet of the supermassive black hole at the center of the Milky Way.