Live stream
Astronomy Radio Listen to this section's headlines in an AI voice
Now:
Press play to start the stream
This browser does not support voice playback. Try Chrome, Edge or Safari.
Astronomy
NASA has completed its final inspection of the primary mirror on the Roman Space Telescope, which measures 2.4 meters (7.9 feet) in diameter and contains a layer of silver hundreds…
June 2, 2026
· 1 min read
Astronomy
The rotation of a protoplanetary disk (a disk where planets are being formed) has been observed directly for the very first time by mapping the emissions from the dust grains…
June 1, 2026
· 1 min read
Astronomy
Supermassive black holes are the largest known black holes in the universe, sitting at the center of most large galaxies. They are sometimes described as cosmic monsters because they feed…
May 31, 2026
· 1 min read
Astronomy
Astronomers using the James Webb Space Telescope (JWST) have discovered a stellar bar in GN20, a massive galaxy seen just 1.5 billion years after the Big Bang. The new paper…
May 31, 2026
· 1 min read
Astronomy
Astronomers from the George Washington University (GWU) in Washington, DC, and elsewhere have employed NASA's Chandra X-ray spacecraft to observe a pulsar wind nebula inside a supernova remnant known as…
May 30, 2026
· 1 min read
Astronomy
Cosmic rays seen at Earth show a wide range of particle energies, from 107 electron-volts (eV) to more than 1020 eV, the latter being about the same as the kinetic…
May 30, 2026
· 1 min read
Astronomy
The gleaming skyscrapers and bright lights of the United Arab Emirates draw the eyes of all who travel there, a sign of the Arabian Peninsula nation's rapid, oil-fueled development over…
May 30, 2026
· 1 min read
Astronomy
Which comes first, the galaxy or the black hole? We don't know, but scientists have long thought it could be the galaxy: Large stars within an existing galaxy consume their…
May 29, 2026
· 1 min read
Astronomy
Think about a census. You could photograph every house in the country and produce a beautiful map, but without knocking on doors and asking questions, you'd know almost nothing about…
May 29, 2026
· 1 min read
Astronomy
Astronomers may have uncovered a hidden supermassive black hole inside the famous Antennae galaxies NGC 4038/4039, a pair of colliding galaxies best known for their spectacular bursts of star formation.…
May 29, 2026
· 1 min read
Astronomy
The universe is full of fascinating structures, and some of the most striking take shape inside the giant clouds where stars are born. There, streams of gas appear to converge…
May 29, 2026
· 1 min read
Astronomy
NASA's Nancy Grace Roman Space Telescope is poised to make a major leap in the hunt for worlds outside our solar system, known as exoplanets. Scientists expect the mission to…
May 29, 2026
· 1 min read
Astronomy
On the night of 18 December 2019, a star in our satellite galaxy, the Large Magellanic Cloud, briefly got brighter. Not dramatically nor explosively, just a smooth symmetrical rise and…
May 29, 2026
· 1 min read
Astronomy
Astronomical observations show that the most massive galaxies in the early universe formed approximately three to four billion years after the Big Bang and stopped producing stars very early in…
May 29, 2026
· 1 min read
Astronomy
The proton sharks showed up on a Friday. In a routine data calibration meeting for NASA's Parker Solar Probe in 2020, a small group of scientists were scrolling through visualizations…
May 28, 2026
· 1 min read
Astronomy
Mathematicians are challenging the idea that dark energy is responsible for the accelerating expansion of the universe. In a new paper published in Proceedings of the Royal Society A, mathematicians…
May 28, 2026
· 1 min read
Astronomy
On the moon, the lack of atmosphere and accompanying features such as biological activity, oxygen-rich air, flowing water and rain, wind, and most erosion allows the lunar regolith to preserve…
May 28, 2026
· 1 min read
Astronomy
A team of astronomers, led by University of Warwick in collaboration with researchers at MIT and McMaster, have developed a novel method to use the properties of dust rings around…
May 28, 2026
· 1 min read
Astronomy
Internal changes due to the sun's "active biorhythm" have become increasingly "skin-deep" over the past four solar activity cycles, according to a new study.
May 28, 2026
· 1 min read
Astronomy
Astrophysicists think that black hole masses are hierarchical. The largest are supermassive black holes (SMBH) like the one at the center of the Milky Way and other galaxies. Stellar mass…
May 28, 2026
· 1 min read
Astronomy
This NASA Hubble Space Telescope image features the dwarf irregular galaxy ESO 490-017, roughly 12,000 light-years in diameter and some 23 million light-years away in the constellation Canis Major. The…
May 27, 2026
· 1 min read
Astronomy
Solar flares are powerful bursts of radiation from the sun's surface, which can wreak havoc on Earth's power grids, damage orbiting satellites, and pose serious radiation risks to astronauts. Yet…
May 27, 2026
· 1 min read
Astronomy
Researchers from the University of Glasgow's Institute for Gravitational Research are celebrating the publication of a vast new treasure trove of gravitational wave detections, hailed as a milestone marking the…
May 26, 2026
· 1 min read
Astronomy
A large protocluster of galaxies that existed 12.6 billion years ago, first discovered with the Subaru Telescope, has been examined in detail using the James Webb Space Telescope (JWST). The…
May 26, 2026
· 1 min read
Astronomy
Using NASA's Transiting Exoplanet Survey Satellite (TESS), astronomers have discovered a triply-eclipsing star system. The newfound system, designated TIC 295741342, consists of two sun-like stars in an eclipsing binary and…
May 26, 2026
· 1 min read
Astronomy
New observations from the James Webb Space Telescope have revealed fresh details about one of the most luminous known objects in the universe: the dust-shrouded quasar W2246−0526, seen just 1.2…
May 25, 2026
· 1 min read
Astronomy
Planetary nebulae like the Crystal Ball Nebula (NGC 1514) are sort of like stellar obituaries. Though crystal balls supposedly reveal the future, the Crystal Ball Nebula tells us more about…
May 25, 2026
· 1 min read
Astronomy
When you look up at the sky on a sunny day, the sun might seem like a bright spot, unchanging in the sky. But the sun is a complex, dynamic…
May 24, 2026
· 1 min read
Astronomy
At the center of most large galaxies sits a supermassive black hole (SMBH). When these black holes are actively consuming material, they become incredibly luminous quasars. But some quasars appear…
May 24, 2026
· 1 min read
Astronomy
A team of U.S. astronomers has observed a binary pair of white dwarfs where one star is actively devouring material from the other. Led by Emma Chickles at MIT, the…
May 23, 2026
· 1 min read
Astronomy
A breathtaking new image captures the Crystal Ball Nebula, the remains of a dying star found in the constellation Taurus.
May 22, 2026
· 1 min read
Astronomy
Using the James Webb Space Telescope, astronomers have created the most detailed map of the cosmic web ever.
May 18, 2026
· 1 min read
Astronomy
A striking new image of the Whirlpool Galaxy is helping astronomers solve one of the biggest mysteries in star formation.
May 17, 2026
· 1 min read
