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#James Webb Space Telescope

All articles tagged with "James Webb Space Telescope"

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James Webb Space Telescope Articles | Developments Today

Hubble and Webb image of M64. A massive spiral galaxy glows with a yellow core, surrounded by arms full of orange-brown dust and pink and blue patches of star formation. Framed by a haze of dark dust, the galaxy shines against black space dotted with a few stars.

NASA’s Black Eye Galaxy image highlights a strange merger past

NASA released a new composite image of Messier 64 from Webb and Hubble data.
The galaxy’s outer gas rotates opposite to the inner gas and stars.
NASA says the unusual motion may result from a merger with a satellite galaxy over a billion years ago.

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DT Editorial Team·Jun 12, 2026·via nasa.gov

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Black Hole Stars

NASA's Webb Telescope Provides Strongest Evidence Yet for 'Black Hole Stars'

NASA's Webb provides strongest evidence for 'black hole stars'.
GLIMPSE-17775 shows multiple lines of evidence for black hole star model.
Deepest spectrum of a little red dot supports supermassive black hole in gas cocoon.
Findings published in The Astrophysical Journal.

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DT Editorial Team·Jun 10, 2026·via science.nasa.gov

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A section of the COSMOS-Web map, zoom x4. Credit: COSMOS-Web Collaboration.

JWST map traces the cosmic web back toward the universe’s first billion years

Researchers used JWST data to create a highly detailed map of the cosmic web.
The map traces structure back to around 1 billion years after the Big Bang.
COSMOS-Web is the largest of Webb’s Cycle 1 General Observation programs.

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DT Editorial Team·Jun 5, 2026·via universetoday.com

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NASA&apos;s Webb detects methane and strange chemistry on interstellar comet 3I/ATLAS

Webb finds methane and unusual chemistry on interstellar comet 3I/ATLAS

Webb captured the first mid-infrared chemical fingerprint of an interstellar object.
Researchers directly detected methane on comet 3I/ATLAS.
The comet also shows unusually high carbon dioxide relative to water.
Scientists say the chemistry differs markedly from most solar-system comets.

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DT Editorial Team·Jun 4, 2026·via sciencedaily.com

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A deep space photo with a boxout to the left encircling a smear of blue and purple light.

James Webb Spots a Remarkably Primitive Early Galaxy

Astronomers identified LAP1-B as the most metal-poor early-universe galaxy observed so far.
The galaxy dates to roughly 800 million years after the Big Bang.
Webb spectroscopy and gravitational lensing enabled the characterization.

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DT Editorial Team·Jun 1, 2026·via livescience.com

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DT Editorial Team·May 27, 2026·via universetoday.com

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DT Editorial Team·May 25, 2026·via phys.org

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DT Editorial Team·May 22, 2026·via nasa.gov

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DT Editorial Team·May 18, 2026·via livescience.com

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DT Editorial Team·May 17, 2026·via livescience.com

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DT Editorial Team·May 11, 2026·via universetoday.com

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DT Editorial Team·May 9, 2026·via universetoday.com

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DT Editorial Team·May 6, 2026·via nasa.gov

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DT Editorial Team·Apr 24, 2026·via universetoday.com

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DT Editorial Team·Apr 16, 2026·via space.com

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DT Editorial Team·Apr 14, 2026·via science.nasa.gov

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DT Editorial Team·Apr 7, 2026·via universetoday.com

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DT Editorial Team·Apr 2, 2026·via space.com

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DT Editorial Team·Mar 29, 2026·via livescience.com

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DT Editorial Team·Mar 15, 2026·2 min read·via phys.org

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An image of the massive galaxy cluster MACS J0416 with a three-color composite image of LAP1-B in "velocity space" (inset). Credit: NASA/ESA/CSA/K. Nakajima et al. (2026)

JWST Spots the Most Chemically Primitive Early Galaxy Yet Seen

Astronomers studied LAP1-B, a galaxy seen 800 million years after the Big Bang.
The team says it is the most metal-poor early-universe galaxy yet observed.
The result offers a new route to studying conditions near the first generations of stars.

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Universe's most distant 'Hot DOG' yet may owe extreme infrared glow to polar dust, Webb reveals

Webb Study Points to Polar Dust as a Key Driver of a Distant Hyperluminous Galaxy

Researchers analyzed W2246−0526 using multiwavelength data that included Webb observations.
The study suggests polar dust, not only the AGN torus, may explain the galaxy’s extreme infrared emission.
W2246−0526 is the most distant and luminous known Hot DOG discovered so far.

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A large, long portion of one of the spiral arms in galaxy M51. Red-orange, clumpy filaments of gas and dust that stretch in a chain from left to right comprise the arm. Shining cyan bubbles light up parts of the gas clouds from within, and gaps expose bright star clusters in these bubbles as glowing white dots. The whole image is dotted with small stars. A faint blue glow around the arm colors the otherwise dark background.

Webb survey of nearly 9,000 star clusters sharpens picture of how stars emerge

Webb observations covered nearly 9,000 star clusters in four nearby galaxies.
The study found that more massive clusters emerge faster from natal clouds.
The result informs research on star formation, galactic evolution and planet-forming environments.

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JWST’s New Cosmic Web Map Traces the Universe’s Hidden Framework in Unprecedented Detail

Astronomers used JWST survey data to build the most detailed map yet of the cosmic web.
The reconstruction links galaxy evolution to the universe’s large-scale structure across deep time.
The work gives researchers a stronger observational basis for testing models of cosmic growth.

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A spiral arm of the Whirlpool Galaxy

Webb and Hubble trace how young stars break free of their birth clouds in M51

A new combined Hubble-Webb image studies one spiral arm of the Whirlpool Galaxy.
The observations indicate larger star groups leave birth clouds faster than smaller ones.
The work helps astronomers probe stellar feedback and galaxy evolution.

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An image of planetary nebula Tc 1 as observed by the James Webb Space Telescope’s Mid-Infrared Instrument (MIRI). Credit: NASA / ESA / CSA / Western University, J. Cami

JWST Data Points to Where Cosmic Buckyballs Form

Astronomers used JWST’s MIRI instrument to revisit Tc 1, the nebula where cosmic buckyballs were first identified in 2010.
The new data provides a more detailed view of the environment around the dying star and points to where the molecules form.
The result advances a broader effort to understand how complex carbon chemistry develops in space.

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An artist's conception shows how the light from a distant star would be dimmed and then blocked as a trans-Neptunian object with a thin atmosphere passes in front of it. (Credit: NAOJ)

A Tiny Kuiper Belt World May Have an Atmosphere It Shouldn’t Be Able to Keep

Astronomers observed signs of a thin atmosphere around the small Kuiper Belt object 2002 XV93.
Its size suggests it should not retain gas for long, raising questions about how the atmosphere is sustained.
Possible explanations include cryovolcanic outgassing or gas released by a recent impact.

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An artist's illustration of an X-ray dot. A growing supermassive black hole is at the center of a large, patchy sphere of red gas.

NASA’s ‘X-Ray Dot’ Could Help Explain a Strange Population From the Early Universe

Chandra found a distant ‘X-ray dot’ that resembles a little red dot but also emits X-rays.
NASA says the object may bridge early black hole-star scenarios and more typical growing supermassive black holes.
The discovery could help explain a much larger population of mysterious early-universe sources.

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The habitable zones of TRAPPIST-1 and the Solar System. Studies of three of the planets reveal rocky, airless worlds (Credit : NASA/JPL/Caltech)

JWST Maps TRAPPIST-1b and 1c as Bare Rocky Worlds With Extreme Day-Night Contrasts

Webb observed TRAPPIST-1b and 1c continuously for 60 hours in infrared light.
Researchers created the first temperature maps of Earth-sized exoplanets around another star.
Both planets show extreme day-night temperature differences, implying little or no atmosphere.
The result helps clarify what kinds of red-dwarf planets may be able to retain atmospheres.

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An illustration of the exoplanet 29 Cygni b

James Webb Observations Sharpen the Debate Over How Supergiant Planets Form

Astronomers used Webb to study 29 Cygni b, a gas giant about 15 times Jupiter’s mass.
The planet’s heavy-element enrichment may help test competing theories of giant-planet formation.
The research could help clarify the boundary between massive planets and star-like bodies.

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Webb Data Push a Massive World Back Toward the Planet Side of the Line

Webb observed 29 Cygni b, an object about 15 times Jupiter’s mass.
NASA says heavy elements including carbon and oxygen support a planetary origin by accretion.
The finding challenges simple mass-based distinctions between planets and stars.

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A mid-infrared view of M51 provided by the James Webb Space Telescope's MIRI instrument. Swirls of interstellar gas are being illuminated by massive young newborn stars.Credit: NASA, ESA, CSA, Yoo &amp; Ginsburg (UF). Image processing: A Pagan (STScI)

James Webb opens a clearer view into the hidden star factories of W51

JWST observed the W51 star-forming region about 17,000 light-years from Earth.
The telescope revealed young stars and structures hidden by dust in optical views.
Comparisons with ALMA show that some starbirth activity remains obscured even to JWST.

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A stunning image of the star forming region W51 created by the JWST

James Webb reveals young stars hidden inside the W51 star-forming complex

JWST studied the star-forming region W51.
The observations revealed previously hidden stars.
The team says the stars began forming within the last million years.

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Two side-by-side images of Saturn showing the planet in different wavelengths. The one on the left makes the planet appear more orange with glowing blue rings while the image on the right makes it appear soft yellow with more silvery rings.

Webb and Hubble Team Up for a New Look at Saturn’s Restless Skies

Webb and Hubble observed Saturn in complementary wavelengths.
The combined view offers one of the most comprehensive looks yet at the planet’s atmosphere.
The observations help reveal what makes up Saturn’s atmospheric layers.

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JWST Discovers Dry Ice in a Planetary Nebula

JWST detected dry ice (frozen CO2) inside planetary nebula NGC 6302 — the first discovery of its kind
The finding is surprising given the intense radiation environment that normally destroys icy compounds
Discovery adds planetary nebulae to the growing list of cosmic environments with confirmed complex icy chemistry

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