Astronomía
The Milky Way Has a Boundary, and Scientists Have Just Mapped It
An international team of astronomers has identified the galaxy's outer edge for the first time, where star formation stops and stars age as they migrate outward.
Loki: An Ancient Chaotic Stellar System Hidden in the Milky Way
An international team identified remnants of a dwarf galaxy that collided with the Milky Way over 10 billion years ago, shedding light on its violent past.
Scientists detect a strange chirp from deep space in a supernova
An international team discovered an unprecedented signal in a supernova a billion light-years away, challenging current physics theories.
AI Boosts Clarity of Space Images from Earth Observatories
A new AI model called Neo enhances and restores ground-based astronomical images, making them nearly as clear as space telescope captures.
Hidden Dwarf Galaxy May Be Lying at the Heart of the Milky Way
Recent analysis of stars in the galactic plane suggests an ancient dwarf galaxy named Loki might be merged with our galaxy since its early days.
Hubble Spots a Bright Spiral Galaxy in the Antlia Constellation
NASA’s Hubble Space Telescope captured a stunning image of galaxy NGC 3137, located 53 million light-years away, revealing its structure and star formation.
Source of Gas Clouds Feeding Sagittarius A* Identified
A new study shows that a massive binary star near Sagittarius A* is responsible for the gas clouds fueling the supermassive black hole.
570-Megapixel Dark Energy Camera captures the Sombrero Galaxy
The 570-megapixel Dark Energy Camera pointed its 4-meter telescope at Messier 104, revealing an extraordinary side view of the galaxy.
Hubble’s New Images Show the Crab Nebula’s Expansion Over 25 Years
Hubble’s latest image offers an unprecedented look at the Crab Nebula’s intricate structure and how it has expanded over the past quarter-century.
Comet Pan-STARRS: A Unique Chance to Observe the Cosmic Wanderer
Comet C/2025 R3 (Pan-STARRS) reached its perihelion, offering a spectacular view from the Northern Hemisphere. April 20 marked the best viewing opportunity.
James Webb Unravels 29 Cygni b's Origin: Planet or Failed Star?
A team of astronomers used the James Webb Space Telescope to resolve the paradox of 29 Cygni b, a massive object defying cosmic classifications.
James Webb Reveals Small Red Dots Key to Supermassive Black Hole Origins
A discovery by the University of Texas at Austin, published in "The Astrophysical Journal", could reshape our understanding of these cosmic giants.