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Detections of near-infrared emissions in Saturn’s ionosphere (left) show dark bead-like features embedded within bright aurora; in the stratosphere (right), 500 km below, a lopsided star-pattern extends towards the equator. Image credit: NASA / ESA / CSA / Webb / Stallard et al.

Webb Detects Complex Structures in Upper Atmosphere of Saturn

Sep 19, 2025 by News Staff

Astronomers using the NASA/ESA James Webb Space Telescope have detected a series of dark, bead-like and asymmetric star-shaped features in the ionosphere...

An artist’s illustration and an X-ray image from Chandra of RACS J0320-35. Image credit: NASA / CXC / INAF-Brera / Ighina et al. / SAO / M. Weiss / N. Wolk.

Astronomers Find Actively Accreting Supermassive Black Hole 12.8 Billion Light-Years Away

Sep 18, 2025 by News Staff

A supermassive black hole in the center of the radio quasar RACS J032021.44-352104.1 (RACS J0320-35 for short) is growing at one of the fastest rates ever...

As shown in these EHT images, while M87*’s magnetic fields appeared to spiral in one direction in 2017, they settled in 2018 and reversed direction in 2021. Image credit: EHT Collaboration.

EHT Captures Evolving Polarization Patterns in Messier 87’s Black Hole

Sep 16, 2025 by News Staff

New images of the M87* black hole from the Event Horizon Telescope (EHT) — a planet-scale array of eight ground-based radio telescopes (ALMA, APEX,...

This Hubble image shows Messier 82, a starburst irregular galaxy located 12 million light-years away in the constellation of Ursa Major. Image credit: NASA / ESA / Hubble / W.D. Vacca.

Hubble Sees Star-Powered Heart of Messier 82

Sep 15, 2025 by Enrico de Lazaro

Astronomers using the NASA/ESA Hubble Space Telescope have captured a new image of the central part of the edge-on starburst galaxy Messier 82. This Hubble...

This image from the Multi-Object Spectrograph (GMOS-N) at the Gemini North telescope shows the interstellar comet 3I/ATLAS. Image credit: International Gemini Observatory / NOIRLab / NSF / AURA / K. Meech, IfA & U. Hawaii / Jen Miller & Mahdi Zamani, NOIRLab.

What We Know about Interstellar Comet 3I/ATLAS

Sep 12, 2025 by News Staff

After 1I/ʻOumuamua and 2I/Borisov, 3I/ATLAS is the third object and the second comet from outside the Solar System confirmed. This image from the Multi-Object...

This artist’s illustration shows a brown dwarf that hosts an atmosphere filled with gas and dust clouds. Image credit: NOIRLab / NSF / AURA / R. Proctor.

Astronomers Find Elusive Cloud-Forming Chemical on 10-Billion-Year-Old Brown Dwarf

Sep 9, 2025 by News Staff

Using data gathered by NSF’s Gemini South telescope and the NASA/ESA/CSA James Webb Space Telescope, astronomers have detected signatures of methane...

Protopapa et al. used Webb observations (white) to detect methane gas on Makemake; sharp emission peaks near 3.3 microns reveal methane in the gas phase above Makemake’s surface; a continuum model (cyan) is overlaid for comparison; the gas emission peaks are identified where the observed spectrum rises above the continuum. Image credit: S. Protopapa / I. Wong / SwRI / STScI / NASA / ESA / CSA / Webb.

Webb Detects Methane Gas on Dwarf Planet Makemake

Sep 9, 2025 by News Staff

Using the NASA/ESA/CSA James Webb Space Telescope, astronomers have found evidence for gaseous methane on the distant dwarf planet Makemake. Reported in...

The Earth-size exoplanet TRAPPIST-1e, depicted at the lower right, is silhouetted as it passes in front of its flaring host star in this artist’s concept of the TRAPPIST-1 system. Image credit: NASA / ESA / CSA / STScI / Joseph Olmsted, STScI.

Webb Searches for Atmosphere on Habitable-Zone Exoplanet TRAPPIST-1e

Sep 9, 2025 by News Staff

Astronomers are working their way through the TRAPPIST-1 system with the NASA/ESA/CSA James Webb Space Telescope, demonstrating its unprecedented ability...

This Hubble image shows the star cluster N11. Image credit: NASA / ESA / Hubble / C. Murray / J. Maíz Apellániz.

Hubble Finds Cloudy Star Cluster in Large Magellanic Cloud

Sep 8, 2025 by Enrico de Lazaro

A striking new image from the NASA/ESA Hubble Space Telescope shows a star cluster called N11, which is part of the Large Magellanic Cloud. This Hubble...

This image of 3I/ATLAS was taken by the Gemini Multi-Object Spectrograph (GMOS) on the Gemini South telescope on August 27, 2025. Image credit: International Gemini Observatory / NOIRLab / NSF / AURA / Shadow the Scientist / J. Miller Array / M. Rodriguez, International Gemini Observatory & NSF’s NOIRLab / T.A. Rector, University of Alaska Anchorage & NSF’s NOIRLab / M. Zamani, NSF’s NOIRLab.

Interstellar Comet 3I/ATLAS Displays Broad Coma and Growing Tail

Sep 4, 2025 by News Staff

Using the Gemini Multi-Object Spectrograph (GMOS) on the Gemini South telescope at NSF’s International Gemini Observatory in the Chilean Andes, astronomers...

Hubble captured this image of 3I/ATLAS on July 21, 2025, when the comet was 446 million km (277 million miles) from Earth. Image credit: NASA / ESA / David Jewitt, UCLA / Joseph DePasquale, STScI.

Planetary Scientists Propose Mission to Explore Next Interstellar Comets

Sep 4, 2025 by News Staff

Planetary researchers at Southwest Research Institute has completed a study detailing how a proposed spacecraft could fly by an interstellar comet, providing...

This Webb image shows Pismis 24, a young star cluster some 5,500 light-years in the constellation of Scorpius. Image credit: NASA / ESA / CSA / STScI / A. Pagan, STScI.

Webb Spots Cluster of Young Massive Stars in Lobster Nebula

Sep 4, 2025 by News Staff

Astronomers using the NASA/ESA/CSA James Webb Space Telescope have taken a beautiful new image of the star cluster Pismis 24, which resides in the core...

This Hubble image shows NGC 7456, a spiral galaxy located 51 million light-years away in the constellation of Grus. Image credit: NASA / ESA / Hubble / D. Thilker.

Hubble Observes Active Spiral Galaxy: NGC 7456

Sep 1, 2025 by Enrico de Lazaro

Using the Wide Field Camera 3 (WFC3) instrument aboard the NASA/ESA Hubble Space Telescope, astronomers have captured a stunning new image of the spiral...

Hubble and Webb/ALMA images of the Butterfly Nebula. Image credit: NASA / ESA / CSA / Webb / Hubble / ALMA / Matsuura et al., doi: 10.1093/mnras/staf1194.

Webb Spots Torus of Cosmic Dust and Organics in Butterfly Nebula

Aug 29, 2025 by News Staff

With the help of the NASA/ESA/CSA James Webb Space Telescope, astronomers have made a big leap forward in the understanding of how the raw material of...

This image, taken with ESO’s Very Large Telescope, is the first clear detection of a protoplanet in a disk with multiple rings. Image credit: ESO / van Capelleveen et al.

Astronomers Spot Growing Protoplanet in Disk Gap around Young Solar Analog

Aug 27, 2025 by Natali Anderson

Using the SPHERE instrument on ESO’s Very Large Telescope (VLT), astronomers have directly imaged a 4.9-Jupiter-mass protoplanet in a cleared gap of...

This image of the asteroid Ryugu was captured by the Optical Navigation Camera - Telescopic (ONC-T) on JAXA’s Hayabusa-2 spacecraft on June 26, 2018, from a distance of 13.7 miles (22 km). Image credit: JAXA / University of Tokyo / Kochi University / Rikkyo University / Nagoya University / Chiba Institute of Technology / Meiji University / Aizu University / AIST.

Asteroids Bennu and Ryugu are Part of Polana Collisional Family, Webb Observations Suggest

Aug 26, 2025 by News Staff

The new Polana collisional family in the Solar System’s main asteroid belt is the hypothesized origin of the near-Earth asteroids (101955) Bennu, which...

A high-resolution image of the flare from the Inouye Solar Telescope, taken on August 8, 2024, at 20:12 UT. The image is about 4 Earth-diameters on each side. Labels of the different relevant regions of the image are added for clarity: flare ribbons (bright areas of energy release in the dense lower solar atmosphere) and an arcade of coronal loops (arcs of plasma outlining magnetic field lines that transport energy from the corona to the flare ribbons). Image credit: NSF / NSO / AURA.

Inouye Solar Telescope Sees Unprecedented Fine Details in Coronal Flare Loops

Aug 25, 2025 by News Staff

Astronomers using the Visible Broadband Imager at NSF’s Daniel K. Inouye Solar Telescope captured dark coronal loop strands with unprecedented clarity...

This Hubble image shows Messier 96, a spiral galaxy some 34 million light-years away in the constellation of Leo. Image credit: NASA / ESA /Hubble / F. Belfiore / D. Calzetti.

Hubble Space Telescope Revisits Messier 96

Aug 25, 2025 by Enrico de Lazaro

Astronomers using the NASA/ESA Hubble Space Telescope have produced a spectacularly detailed image of the asymmetric spiral galaxy Messier 96. This Hubble...

An infrared Webb image of the galaxy NGC 4141 containing the fast radio burst FRB 20250316A. Image credit: NASA / ESA / CSA / CfA / Blanchard et al. / P. Edmonds.

Astronomers Discover One of Brightest Fast Radio Bursts Ever Detected

Aug 22, 2025 by News Staff

Labeled FRB 20250316A and nicknamed RBFLOAT (Radio Brightest FLash Of All Time), the event occurred in the outer regions of the nearby spiral galaxy NGC...