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Jellyfish Nebula

All articles tagged with #jellyfish nebula

Twin Supernova Remnants Hint at Exploding Stellar Siblings
space26 days ago

Twin Supernova Remnants Hint at Exploding Stellar Siblings

Using 16 years of Fermi gamma-ray data, astronomers found gamma rays from the faint remnant G189.6+3.3 overlapping the Jellyfish Nebula, supporting a binary-star origin where both exploded and left two interacting remnants about 6,000 light-years away in Gemini; ages range ~8–9k and 20k–110k years, with simulations showing such dual explosions are plausible and possibly linked to PeVatron acceleration.

Jellyfish Nebula in Gemini Resembles a Brain in Brilliant Space Photo
space-astronomy4 months ago

Jellyfish Nebula in Gemini Resembles a Brain in Brilliant Space Photo

Space.com reports astrophotographer Ogetay Kayali captured IC 443—the Jellyfish Nebula—a 5,000‑light‑year‑old supernova remnant in Gemini near Propus. The image highlights the glowing hydrogen shell and intricate interstellar filaments, with a pulsar remaining from the explosion. Kayali notes the composition can resemble both a jellyfish and a brain, illustrating the remnant’s striking shell and its environment.