When you look at the solar system, you might notice that the planets' orbits are tilted, and oddities in the protoplanetary ...

Astronomers have revealed new research showing that millions of new solar system objects are likely to be detected by a brand-new facility, which is expected to come online later this year.

3I/ATLAS, an interstellar object currently zipping through the solar system, is capturing the attention of astronomers, the ...

Even astronomers who study peculiar outer space objects have their favorites. Here are some interstellar bodies that have won ...

The shocking findings were part of a recent study in which astronomers effectively peered back in time to discover what Jupiter was like in its early years. Jupiter is not only the largest in the ...

Device "seeks to identify planets beyond the solar system and other objects in space that would otherwise go unnoticed." ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers have ...

The comet is one of only three of its kind recorded in history. But others think there could be more to this celestial object.

When I was a kid, there were nine planets. Now we know of thousands! But that includes exoplanets, alien worlds that orbit alien suns. Only eight planets call our solar system home. Or there might ...

The most energetic events in the universe are gamma ray bursts, beams of radiation so intense they could wipe out all life on ...

In 2029, they will launch the Solar Polar Observatory (SPO) mission that will reach the Sun and deconstruct its burning ...

The comets A6 (Lemmon) and R2 (SWAN) are visitors from the chilly fringes of our solar system, and could even be visible at ...