For nearly 40 years, scientists have generally agreed that Earth's Moon formed from debris after a massive collision with our ...

Scientists recently detected carbon dioxide and hydrogen peroxide on the frozen surface of Charon, Pluto's largest moon. The researchers conducted the survey using the James Webb ...

Legendary Star Lacks Evidence for Large Planet Construction Ever since the dawn of human consciousness, skywatchers have been ...

This week, uncover the secrets of Pompeii through ancient DNA, meet an adventurous emperor penguin, seek signs of mysterious ...

That makes it one of the long-period comets from the Oort cloud, rather than a short-period comet from the Keiper belt. The solar system is filled with small objects that are leftovers from its ...

Unusual gravitational effects and strange orbital patterns observed in the Kuiper Belt have intensified speculation. NASA is ...

A ninth planet may exist beyond Neptune in the Kuiper Belt, a region populated by icy bodies that orbit the Sun.

The search for Planet Nine has been on for years. Mysterious pulls in the Kuiper Belt have led scientists to believe a hidden ...

This hypothetical Neptune-sized planet would circle our Sun on a highly elongated path, far beyond Pluto. It could have a ...

In 2016, scientists Michael Brown and Konstantin Batygin suggested that an unseen Planet Nine could explain the unusual ...

The search for Planet Nine, a hidden world beyond Neptune, is heating up as scientists prepare to use a powerful new telescope.

Astronomers are investigating the possibility of a hidden ninth planet beyond Neptune, which could explain unusual orbital patterns in the Kuiper Belt.