"The universe is filled with a range of three-body systems, including the closest stars to Earth, the Alpha Centauri star ...

The puzzle of predicting how three gravitationally bound bodies move in space has challenged mathematicians for centuries, ...

Over the last 10 years, the Hubble Space Telescope has taken pictures of Altjira and a 2011 study found that it appears as ...

After 17 years of observation, researchers are certain that what they thought was a group of two celestial bodies is actually ...

W. M. Keck Observatory’s laser guide star adaptive optics (LGS AO) system uses a laser to create an artificial star to measure for atmospheric distortions. This results in sharp, high-resolution ...

NASA scientists have discovered Altjira system, a group of 3 space rocks in Kuiper Belt, providing evidence for the theory of ...

The revelation that Pluto and its large moon may have collided, causing Pluto to be geologically active, could mean there are ...

Can asteroids orbit each other in pairs of three, also called a three-body or triple system, like stars? This is what a ...

CNN’s Kaitlan Collins caught up with DJ Daniel, the 13-year-old cancer survivor honored by President Donald Trump during his ...

In 2022, the UK committed £615 million to ESA's core space science budget over a period of years, within an overall ...

Venus, Mars, Jupiter, Saturn, Uranus, and Neptune were already visible in the night sky after dusk this month, but Mercury joined them on Feb. 28. While it's common to see a few planets line up in the ...