Posts by Author: Soumyadeep Mukherjee
JWST Captures Exoplanet 29 Cygni b: Redefines Planet–Star Boundary
Astronomers have long debated how to classify objects that lie near the boundary between giant planets and brown dwarfs. Traditionally, researchers relied on the deuterium-burning…
ESA’s JUICE Photographed Comet 3I/ATLAS 180 Million Kms Away
In July 2025, astronomers detected a faint object moving quickly through the inner Solar System. Within days, orbital calculations confirmed that the object did not…
Comet C/2025 R3: A Comet Now Visible in the Morning Sky
Comet C/2025 R3 (PanSTARRS) is currently passing through the inner Solar System and has entered its most important observing phase. Astronomers identified the object as…
ESO’s PoET Telescope Begins Operations to Detect Earth-like Exoplanets
Radial-velocity spectroscopy has reached a level where stellar surface activity now limits the detection of Earth-mass planets around Sun-like stars. Modern spectrographs can measure extremely…
To the Moon and Back: NASA’s Artemis II Returns Safely to Earth
NASA’s Artemis II mission concluded successfully with the safe splashdown of the Orion spacecraft in the Pacific Ocean on April 10, 2026. The mission marked…
Artemis II Begins Final Return to Earth After Historic Lunar Flyby
NASA’s Artemis II mission has now entered its final operational phase. The Orion spacecraft is returning from its lunar flyby trajectory and is approaching the…
Artemis II Lunar Close-Up Images: NASA’s Lunar Science Goals
NASA designed the Artemis II mission as the first crewed test of the Orion spacecraft beyond low Earth orbit. A key part of the mission…
Earthset, Earthrise, and Eclipse: Photos from Artemis II Lunar Flyby
During its close lunar flyby on April 6, 2026, the Artemis II crew carried out one of the most important visual observation campaigns of the…
Artemis II Completes Historic Lunar Flyby: New Images of the Moon
On Flight Day 6 of the Artemis II mission, NASA’s Orion spacecraft executed its planned lunar flyby and entered the most demanding phase of the…
Crew Portraits with Earth, and Moon Photos from Artemis II
On April 4, 2026, NASA released a new set of photographs from the Artemis II mission. The images showed astronauts inside the Orion spacecraft looking…









































