Science ❯ Astronomy ❯ Astrophysics

Cosmic Structures

Odd Radio Circles Bow Shocks Matter Distribution Superclusters Galactic Mergers Neutron Stars Ionized Iron Beam Nebulae Intergalactic Medium Filaments Plasma Bubbles Filaments of Gas Bow Shock Cloud-9 Galaxy Mergers Hollow Planetoids Discoveries Cosmic Web Pulsars

4 ARTICLES

last mo.

MOTHRA Detects 22 Compact Bow Shocks in Helix Nebula Halo

The curved Hα features trace clumps of dying‑star ejecta stripped by the interstellar medium, offering a direct constraint on how long fragments remain coherent.

9 ARTICLES

6mo ago

Astronomers Reconstruct NGC 1365’s 12-Billion-Year Past With Extragalactic Archaeology

6 ARTICLES

6mo ago

Hubble Maps 25 Years of Expansion in the Crab Nebula

7 ARTICLES

9mo ago

Scientists Detect Largest Known Rotating Filament in the Cosmic Web

5 ARTICLES

this yr.

Citizen Scientists Find Most Distant, Most Powerful Odd Radio Circle With Double Rings

8 ARTICLES

this yr.

Citizen Scientists Find Most Distant, Most Powerful Odd Radio Circle With Twin Rings

12 ARTICLES

last yr.

Astronomers Pin Down Universe’s Missing Matter in Cosmic Web