The oxygen in a galaxy does not sit still. It spreads, thins out, piles up, and leaves behind a record of where stars formed, where gas moved, and when smaller galaxies crashed in. In the nearby ...
The Near-Infrared Spectrograph (NIRSpec) was able to detect chemical signatures. A visualization (not an actual image) of the NIRSpec velocity and distribution data is shown in the inset for oxygen ...
Billions of years ago, a young spiral galaxy began to grow in a crowded part of the universe. It pulled in gas and small ...
Long strands of glowing gas stretch behind a distant galaxy, dotted with pockets of newborn stars. The shape looks almost biological, like tentacles drifting through water. Yet this structure formed ...
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