A renowned physicist believes he's cracked the mystery of where a giant unidentified object hurtling through our solar system ...

We measure the extremely long distances between things in space by light years. A light year is the distance that light travels in one Earth year. Light travels at about 300,000 kilometres per second.

Fresh evidence claims that the Earth and the surrounding galaxy are suspended inside a cosmic void based on echoes from the Big Bang.

In October 1604, astronomer and mathematician Johannes Kepler spotted a new star in the sky and began tracking it. Over the course of several weeks, the star remained visible in the daytime and ...

Back in 2010, scientists spotted something shocking: a pair of gigantic, glowing lobes of gas bursting from the Milky Way’s ...

An international team, including astronomers from Keele University, has performed a unique cosmic test to measure the mass of ...

The awe-inspiring distances of the cosmos are hard to visualise, so how can we be certain we are measuring them correctly?

Astronomers using the Green Bank Telescope spotted surprisingly cold, dense hydrogen clouds embedded inside the Milky Way’s ...

In the vast expanse of the universe, there are cosmic giants so enormous that they stretch our understanding of scale and ...

The LEGO Milky Way Galaxy set #31212 is currently $199.99 elsewhere (even during Prime Day), but Insiders members can get it ...

Astronomers have studied the globular cluster 47 Tucanae extensively, but still have many questions. It may have an ...

Astronomers have confirmed the third interstellar object on record is dashing through our solar system. Dubbed 3I/ATLAS, it ...