The universe may have been building rocky planets almost from the start
Simulations suggest rocky planet building blocks could have formed just 100 million years after the Big Bang. More
Philippa Kaur
Latest story
More stories
The universe may have been building rocky planets almost from the start
Simulations suggest rocky planet building blocks could have formed just 100 million years after the Big Bang. More
A space telescope was falling from orbit. Its rescue mission fell apart too
NASA’s attempt to save the falling Swift telescope failed, revealing the realities of the burgeoning field of satellite servicing. More
A record-breaking star could reveal how the Milky Way’s giant black hole spins
The star passes very close to the Milky Way’s supermassive black hole and could reveal the black hole’s spin by tracking how it warps the star’s orbit. More
The largest known galaxy is wider than 17 Milky Ways
Scientists have identified the edge of galaxy IC 1101 and crowned it with the title of largest known galaxy. More
These tiny swirls on the sun could trigger solar flares
Scientists have finally seen a long-predicted motion on the sun, and it may help explain explosive solar activity. More
New images reveal Betelgeuse’s buddy star
A century of hints has suggested the famed red supergiant had a star pal but seeing it amid Betelgeuse’s brightness has been hard — until now. More
What kinds of black holes exist — and how are they different?
Scientists have identified four types of black holes, classified mostly by their masses. But these mysterious objects continue to challenge our understanding of the universe. More
A newly found world blurs the boundary between planet and moon
The object orbits a brown dwarf that orbits a star, and astronomers aren’t sure if it’s a planet, a moon — or something else entirely. More
