The Perseids result from Earth passing through debris — bits of ice and rock — left behind by Comet Swift-Tuttle, which last ...

Here’s the good news: If a near-Earth object (NEO) big enough to wipe out humanity entirely is ever on a collision course with our planet, we’re likely to find out about it a good while before it ...

Newly spotted asteroid 2026 JH2, which could be up to 115 feet wide, will fly past Earth closer than some satellites on ...