The number of planets that orbit the sun depends on what you mean by “planet,” and that’s not so easy to define ...

Ask a group of people to name the most amazing thing they have seen in the daytime or nighttime sky and you may get answers like: the total solar eclipse of August 2017, Venus’ solar transit ...

The OSIRIS-REx mission returned to the sample to Earth in September of 2023, and these studies show that it contains amino ...

The above 40-second video is sped-up footage of the new-found jets flashing briefly near the Sun’s south pole. In reality, the jets flash for around one minute, flinging charged particles at an ...

A Taiwanese company is seeking to introduce its state-of-the-art colored solar panel system to Palau in a bid to promote its ...

This may explain the strange properties of the orbits of our solar system's planets, which are not quite perfectly circular, and all lie on slightly different planes. NASA artist’s conception of ...

There may be an undiscovered planet in the outer solar system whose presence is revealed by the strange orbit of objects beyond the eighth planet Neptune. The tantalizing prospect of a ninth ...