NASA has spotted an object 2.1 billion kilometres from the Sun which defies all principles of how the universe works. Only a handful of such events have been recorded ever since humans started keeping ...

Astronomers have uncovered a distant celestial body that may be a new dwarf planet, orbiting the Sun from more than twice the distance of Pluto. Found by researchers at the Institute for Advanced ...

For the dwarf planet candidate, one trip around the sun takes over 24,000 years. Its orbit challenges a proposed path for a hypothetical Planet Nine.

More specifically, with the Moon blotting out the main disk of the Sun, we can see details and features in the solar ...

The James Webb Space Telescope has notched another milestone, capturing a direct image of one of the coldest and oldest known ...

The Vela explosion stands out as the most dramatic example, occurring when our planet was emerging from the last ice age around 13,000 years ago.

Lovejoy likely hails from the Oort cloud, a distant shell of icy objects thought to surround the solar system ... would sail harmlessly by Earth at a distance of 600,000 miles.

A dwarf planet is a type of celestial body in our solar system that shares some similarities with regular (major) planets but doesn’t meet all the criteria to be classified as one. Dubbed 2017 OF201, ...

whose orbital distance ranges from 30 to 49 astronomical units as it travels an elliptical path around the sun. The researchers suspect that the extreme orbit of 2017 OF201 may have been caused by a ...

whose orbital distance ranges from 30 to 49 astronomical units as it travels an elliptical path around the sun. The researchers suspect that the extreme orbit of 2017 OF201 may have been caused by a ...

WASHINGTON: A group of scientists has found a strange new object about 435 miles (700 km) wide at the far edge of the solar system ... that orbit the sun at a distance beyond that of Neptune.

Planet Nine, also called Planet X, has never been caught on a telescope (Picture: Getty Images/Science Photo Libra) Scientists hunting for Planet Nine, an elusive planetary body that could change ...