The workings of our solar system are roughly the same now as they have been for millions of years. Moons circle their planets, the planets circle the sun, the sun’s magnetic fields and sunspots wax ...

Space might seem like an empty, featureless void, but new research has shown that this is far from true. Scientists have discovered an 'interstellar tunnel' that connects our solar system to distant ...

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

A renowned physicist believes he's cracked the mystery of where a giant unidentified object hurtling through our solar system came from. Harvard physicist Avi Loeb and student researcher Shokhruz ...

3I/ATLAS is called a comet. Except that, upon closer look, it doesn't look like a comet. Dubbed as an "unusually fast" ...

An object from outside the solar system has been spotted hurtling towards the sun, the European Space Agency (ESA) has said. If confirmed, it would be the third visitor from the stars ever detected.

In a cosmic first, scientists identified signs of early planet formation by looking deep into the gas disk around a baby star far outside our solar system. Astronomers have discovered the earliest ...

Does life exist elsewhere in the universe beyond Earth? Based on our knowledge of the nature of life on Earth and of how it arose about 3½ billion years ago and subsequently evolved to occupy almost ...