Most planetary systems contain worlds larger than Earth but smaller than Neptune, and the low-density planets around one ...

The star system V1298 Tau reveals that many planets begin as large, low-density worlds that slowly shrink and shed their ...

Thanks to the discovery of thousands of exoplanets to date, we know that planets bigger than Earth but smaller than Neptune ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: ALMA(ESO/NAOJ/NRAO)/M. McClure et al. Astronomers have witnessed the birth of a planetary ...

A four-planet system reveals remarkable insights about how planets form and how they change during their lifetime.

Astronomers have classified planetary systems into four distinct categories, based on the sizes and arrangements of their planets. As it turns out, the architecture of our own solar system is the ...

The newborn planetary system appears to be emerging 1,300 light-years away around a baby star known as HOPS-315. Planet-forming materials were first identified using NASA's James Webb Space Telescope.

As well as helping us learn about the earliest galaxies in the universe and taking stunning images of parts of our solar system, the James Webb Space Telescope is also letting astronomers learn more ...

The interstellar comet, originally called A11pl3Z and now known as 3I/Atlas, was first reported by the Asteroid Terrestrial-impact Last Alert System (Atlas) survey telescope at El Sauce Observatory in ...

A study presents the detection of a system of two planets slightly larger than Earth orbiting a cold star in a synchronized dance. Named TOI-2096, the system is located 150 light-years from Earth.

“The James Webb Telescope: Are We Alone?” on The Whole Story With Anderson Cooper offers an inside look at the most powerful telescope ever built. The show premieres Sunday, June 16, at 8 p.m. ET/PT ...

Astronomers have witnessed the birth of a planetary system that could one day resemble the solar system. The discovery offers scientists a proxy to study how our home planetary system formed around ...