Astronomy News

Aug 18, 2026 by News Staff

Astronomers using the NASA/ESA Hubble Space Telescope have found definitive evidence that the young Milky Way swallowed a dwarf galaxy just two billion years after the Big Bang, revealing one of the earliest major mergers in the history of our Galaxy. About 11.8 billion years ago, a dwarf galaxy known as LKH merged with the early Milky Way. Image credit: NASA / ESA / Joseph Olmsted, STScI. The Milky Way today is a massive spiral galaxy home to hundreds...

Aug 14, 2026 by Enrico de Lazaro

Using data from the NASA/ESA/CSA James Webb Space Telescope, astronomers found that IRS 3 — a bloated giant star orbiting just 0.55 light-years to...

Aug 13, 2026 by News Staff

Astronomers from New Mexico State University, Nicolaus Copernicus Astronomical Center and CUNY Borough of Manhattan Community College propose that the...

Aug 12, 2026 by Enrico de Lazaro

Roughly 660 million years after the Big Bang, a strange bright red spot has been hiding in plain sight in one of the deepest fields ever imaged by the...

Aug 12, 2026 by News Staff

New simulations suggest supernova explosions of the Universe’s first stars scattered the ingredients for rocky planets only 100 million years after the...

Aug 11, 2026 by News Staff

Astronomers have released the largest-ever 2D map of our Universe, charting nearly 4 billion stars, galaxies and other objects across roughly 75% of the...

Aug 10, 2026 by Enrico de Lazaro

New infrared observations of the Eskimo Nebula, a bipolar double-shell planetary nebula in the constellation of Gemini, reveal clumps of dust, ionized...

Aug 10, 2026 by Enrico de Lazaro

A stunning new image from the NASA/ESA/CSA James Webb Space Telescope reveals a comet-shaped cloud in the Carina Nebula hiding a cluster of about 70 young...

Aug 7, 2026 by News Staff

Astronomers using the 4-m Daniel K. Inouye Solar Telescope in Hawaii have detected tiny plasma vortices on the Sun’s surface (photosphere) for the first...

Aug 4, 2026 by News Staff

High-resolution images from ESO’s Very Large Telescope and the Large Binocular Telescope reveal that the E-type asteroid (44) Nysa may be unlike any...

Aug 4, 2026 by Enrico de Lazaro

Pluto’s tenuous atmosphere appears to have begun contracting after years of holding steady, according to a new study published in the Planetary Science...

Jul 29, 2026 by News Staff

Astronomers have discovered a dormant supermassive black hole 30,000 light-years from the center of WISEA J014656.04-152214.7 — a massive galaxy...

Jul 28, 2026 by Enrico de Lazaro

After a century of speculation, astronomers using ESO’s Very Large Telescope (VLT) have captured the clearest evidence yet that the red supergiant Betelgeuse...

Jul 27, 2026 by Enrico de Lazaro

A stunning new image captured by the NASA/ESA Hubble Space Telescope shows the lopsided intermediate spiral galaxy NGC 4654, whose unusual shape was sculpted...

Jul 26, 2026 by Natali Anderson

Astronomers using ESO’s Very Large Telescope (VLT) have discovered a gas giant around a brown dwarf in the stellar system CD-35 2722. The discovery blurs...

Jul 22, 2026 by News Staff

A head-on collision with another galaxy billions of years ago may have dramatically reoriented the Milky Way’s disk, according to new supercomputer simulations...

Jul 21, 2026 by News Staff

The near-Earth object (875163) 1998 SH2, which is currently classified as an asteroid, has revealed a hidden identity: it’s actually a comet in disguise,...

Jul 20, 2026 by News Staff

After decades of searching, astronomers have pinpointed the first of an estimated 10,000 stellar-mass black holes thought to lurk in Omega Centauri, the...

Jul 16, 2026 by Enrico de Lazaro

Using spectral data from the Magellan Clay telescope at Las Campanas Observatory, astronomers detected helium escaping from LHS 1140b, a rocky exoplanet...

Jul 16, 2026 by News Staff

A new analysis suggests the four sub-Earth exoplanets orbiting Barnard’s star — the Sun’s nearest single-star neighbor — are likely packed...