Search for Hidden Cosmic Companions in Sun’s Backyard

Source: nasaNews June 17, 2026 · 12:40
Some stars have planets. Others are orbited by brown dwarfs, balls of gas too massive to be planets, but too low-mass to be stars. Astronomers love these brown dwarf-star pairs because being paired with a star helps reveal a brown dwarf’s age. Ages of astronomical objects are often hard to measure, but essential for understanding […]

The original article opens on the publisher's website.

More from Energy

View topic →