Finding the potential planet hints that our sun’s death could lead to the creation of new worlds. More

Microblazars — a miniature version of blazars — may be responsible for mysterious ultra-high-energy particles. More

Uneven supernova explosions may explain the unusual mix of elements in Milky Way stars once thought to be evidence of hypernovas. More

Ancient meteorites reveal a powerful magnetic field that may have helped feed the growing sun. More

The gas giant Beta Pictoris b, about 63 light-years away, has the mass of 10 Jupiters and a magnetic field thousands of times as strong as Earth’s. More