Scientists say the findings at the core of the Butterfly Nebula, unknown since the discovery of the whole phenomena in the ...

The cosmic butterfly has also produced plenty of PAHs – large hydrocarbon molecules that could play a key early role in ...

After 545 entries from 155 photographers in 35 countries, the winners of this year’s Astrophotography Prize Photographer of ...

When NASA's Osiris-REx spacecraft delivered its sample from asteroid Bennu to Earth in 2023, scientists opened an ancient time capsule. Inside it were grains of dust and rock older than our solar ...

The universe is a slow-changing place. While it's mostly true that the heavens and the deep-sky objects in it will look ...

The Sun, a G2V main-sequence star approximately 4.6 billion years old, is currently undergoing hydrogen fusion. Stellar evolution, primarily determined by a star's mass, dictates that the Sun will ...

While Mars today only has a wispy remnant of an atmosphere, it may once have had one hundreds of times thicker with a ...

Scientists from MIT and their colleagues have estimated the lifetime of the solar nebula — a key stage during which much of the solar system evolution took shape. This new estimate suggests that the ...

Some 3,000 light years away, shimmering layers of gas formed an almost perfect sphere around the faintly glowing, burned-out core of a dead star. The result looks like a giant crystal ball floating in ...

Approximately 4.5 billion years ago, a cold cloud of gas and dust buried deep in one of the Milky Way galaxy’s spiral arms started to collapse. From there, gravity worked its magic. The cloud began to ...