We went looking for glowing interstellar gas – and stumbled on 49 unknown galaxies
- Written by: Marcin Glowacki, Research Associate, Curtin University
Gas detected by MeerKAT (white contours) on top of a three-colour optical image from the DECaLS DR10 survey.Glowacki et al. 2024.Stars are born from huge clouds of mostly hydrogen gas floating in space. Astronomers like me study this gas because it helps us understand how stars and galaxies form and grow.
Hydrogen gas gives off a faint glow that is...
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