> astronomy
> astronomy
40 years of Saturn data uncovers never-before-seen ring phenomenon
Scientists collated archival observations of Saturn to discover that the planet’s rings are heating its upper atmosphere, an unknown phenomenon until now
Rare black hole 1 billion times the mass of the sun could upend our understanding of galaxy formation
The hidden primordial black hole formed just 750 million years after the Big Bang and may be the "tip of the iceberg"