NASA’s James Webb Telescope found a Saturn-sized planet with Earth-like temperatures and a methane-rich atmosphere |

Somewhere between the scorching extremes of hot Jupiters and the frozen depths of gas giants like Saturn lies a planet that astronomers have spent years looking for and struggling to study: a temperate giant, large enough to qualify as a gas world but sitting in a temperature range that, by the standards of the universe, […]

NASA’s drastic plan: Nuclear bombs could be used to stop ‘City-Killer’ asteroid headed for the moon |

The growing precision of space observation has placed planetary defence at the centre of contemporary astrophysics. Among emerging candidates for mitigation planning, asteroid 2024 YR4 has prompted renewed attention to the role of nuclear disruption as a viable last-resort option against potential celestial collisions. Discovered in December 2024, this near-Earth asteroid follows an orbit that […]