On July 2, 2025, NASA's Fermi Gamma-ray Burst Monitor (Fermi-GBM) captured around three hours' worth of signals that appeared ...

When space telescopes blazed with high-energy radiation for hours earlier this year, astronomers suspected that they were ...

WASHINGTON, June 4 (Reuters) - Astronomers have spotted a cosmic mismatch that has left them perplexed - a really big planet orbiting a really small star. The discovery defies current understanding of ...

Like a family in which short parents have tall children, a tiny red dwarf star is defying our understanding of how planets form by existing alongside a giant exoplanet. Giant planets are not rare per ...

Astronomers have detected a giant exoplanet—between three and ten times the size of Jupiter—hiding in the swirling disk of gas and dust surrounding a young star. Earlier observations of this star, ...

The James Webb Space Telescope has spotted a giant protostar blasting jets, seen diagonally here, on the edge of the Milky Way. Credit: NASA / ESA / CSA / STScI / Yu Cheng / Joseph DePasquale In a ...

"The formation of planetary systems is not exclusive to stars but might also work around lonely starless worlds." Our parochial view of planets orbiting a central star — so familiar because it is the ...

The recent discovery of a potential gas giant circling the nearby star Alpha Centauri A has led to speculation that it may be orbited in turn by a habitable moon that could support life, just like in ...

In an 11th successful Starship launch and splashdown, SpaceX inched closer to many of its longterm goals on the Moon and Mars.