Star formation
Bursts of star formation explain mysterious brightness at cosmic dawn
Intense flashes of light, not mass, resolve the puzzle of impossible brightness.
First observational evidence that a low-mass star can emit gamma radiation
First observational evidence of gamma-ray emission in young Sun-like stars.
A new image of a galaxy cluster revealing distant and dusty objects never seen before
Webb spotlights gravitational arcs in ‘El Gordo’ galaxy cluster.
There is still a role for retired stars in planet formation
Old stars roaming through new star-forming regions could be responsible for a radioactive heat source.
New observations distinguished the sites of star formation and star death
This is the farthest that such structures have been observed.
The most distant active supermassive black hole to date discovered
It is less massive than any other yet identified in the early universe.
A cosmic web 10 galaxies found to exist just 830 million years after the big bang
NASA’s Webb identifies the earliest strands of the cosmic web.
Evidence found for the existence of the amino acid tryptophan in space
The temperature of the tryptophan is about 280 Kelvin, or 7 degrees Celsius.
Star formation erupted in bursts in the early universe
Webb also continues to uncover a bounty of distant, young galaxies.
A pair of infant stars captured bursting from their natal cocoons of dust and gas
Radiant protostars and shadowy clouds clash in stellar nursery.