space photography
New ESO Image of GAL316 Reveals a Limit to Star Formation in the Milky Way
Jan 6, 2026
Soumyadeep Mukherjee
Star formation links the physics of interstellar gas to the long-term evolution of galaxies. Astronomers often describe this process in simple terms, yet the underlying…
Hubble Photographs Cloud-9: A New Type of Astronomical Object
Jan 5, 2026
Soumyadeep Mukherjee
Modern cosmology predicts that dark matter assembled the universe long before the first stars ignited. Numerical simulations show countless small dark matter halos forming shortly…
NASA’s New Year: Chandra Captures Champagne Cluster Frozen in X-Ray
Jan 4, 2026
Soumyadeep Mukherjee
Galaxy clusters represent the final stage of structure formation in the universe. They assemble slowly through gravity, accretion, and repeated mergers. These events release enormous…
JWST and Chandra Captures a Collision Between Two Spiral Galaxies
Jan 2, 2026
Soumyadeep Mukherjee
Galaxy interactions drive much of the structural evolution seen in the modern universe. Gravitational encounters reshape disks, compress gas, and regulate star formation over cosmic…
Festival in Space: Chandra’s Four Holiday Images Released
Jan 1, 2026
Soumyadeep Mukherjee
High-energy astrophysics rarely reaches the public in an intuitive visual form. X-ray astronomy deals with extreme temperatures, violent interactions, and invisible radiation. Yet every December,…
AT2025ulz: Did Gemini Observatory Capture a Superkilonova Explosion?
Dec 30, 2025
Soumyadeep Mukherjee
Time-domain astronomy now operates in a regime where optical surveys and gravitational-wave detectors observe the sky simultaneously. This convergence has transformed how transient events are…
A Neighbouring Vista of Stellar Birth: Hubble Captures Active Star Formation
Dec 30, 2025
Soumyadeep Mukherjee
Star formation unfolds inside cold, unstable clouds of gas, shaped by gravity, radiation, and turbulence over millions of years. On 29 December 2025, the Hubble…
Gemini and Blanco Detect the Longest Gamma-Ray Burst Ever
Dec 28, 2025
Soumyadeep Mukherjee
Gamma-ray bursts are brief, intense releases of high-energy radiation produced during catastrophic astrophysical events. They are detected as sudden spikes in gamma-ray flux, followed by…
NASA’s Europa Clipper Captures Uranus Using a Star Tracker
Dec 26, 2025
Soumyadeep Mukherjee
Deep-space spacecraft spend years in transit before reaching their scientific targets. During this long cruise, engineers rely on constant system verification to ensure mission readiness….
NGC 646: Euclid Mission Captures a Dynamic Galaxy Garland
Dec 26, 2025
Soumyadeep Mukherjee
High-resolution imaging remains one of the most effective tools for understanding galaxy structure and evolution. When combined with uniform sky coverage and photometric stability, it…