Spiral pattern gives clue to how high-mass stars form

New observations have revealed a spiral pattern in a disk of material around a still forming, but already high-mass, baby star. This indicates that there is gravitational instability in the disk, which has important implications ...

Can JWST see galaxies made of primordial stars?

All stars are composed of mostly hydrogen and helium, but most stars also have measurable amounts of heavier elements, which astronomers lump into the category of "metals." Our sun has more metals than most stars because ...

Hubble spies a lonely spiral

The NASA/ESA Hubble Space Telescope's Wide Field Camera 3 imaged this lonely spiral galaxy called UGC 9391.

Webb's icy instrument reveals complex structures

These spectacular images feature the spiral galaxy IC 5332, taken by the NASA/ESA Hubble Space Telescope (above) and the NASA/ESA/CSA James Webb Space Telescope (below). The images display the powerful capabilities that both ...

Hubble looks at a face-on grand spiral

This image from NASA's Hubble Space Telescope features the Grand Design Spiral, NGC 3631, located some 53 million light-years away in the direction of the constellation Ursa Major. The "arms" of grand design spirals appear ...

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