Astronomers still aren't exactly sure how planets get their start. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. If you want to build a planet, ...

"The Solar Family" is an 11-minute educational film produced by Encyclopedia Britannica Films in 1936. It presents the evolution of the solar system through the lens of the planetesimal hypothesis, a ...

An image from the ALMA telescope array in Chile shows jets of silicon monoxide blowing away from the young star HOPS-315. The blue jet is moving towards Earth, and the red jet is moving away from us.

Behold the sun and all of it's glory. Learn all things about the sun ranging from its beginning to its death. Also learn about how stars work in general and MUCH MUCH more. Visit the planet most like ...

CREDIT: ALMA(ESO/NAOJ/NRAO)/M. McClure et al. Get the Popular Science daily newsletter💡 Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of ...

The universe doesn't come with an instruction manual—but if it did, University of Missouri Assistant Professor Charles Steinhardt suspects a few pages are missing. Either the universe has been playing ...

The massive planet LHS 3154b orbits a star much smaller than Earth's sun, and its discovery could upend everything we think we know about how solar systems form. When you purchase through links on our ...

The discovery of a planet that is far too massive for its sun is calling into question what was previously understood about the formation of planets and their solar systems. The discovery of a planet ...