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science.nasa.gov • Marty McCoy

JWST “Little Red Dots” show strongest signs yet of black-hole feeding bursts

Astronomers using the James Webb Space Telescope say the spectra of “little red dots” in the early universe provide the strongest evidence yet that at least one class of these sources are black hole systems. A supporting theoretical study argues the signals could be rare, nuclear-burst events tied to black hole accretion.

2026-06-10T07:22:37.297697-07:00

Space.com

NASA’s Habitable Worlds Observatory planning: study tests how it could detect biosignatures in an “ancient Earth” atmosphere

2026-06-10T06:11:21.595713-07:00

NASA Spaceflight

Webb makes first direct measurement of a supermassive black hole in the early universe

2026-05-31T16:40:57.777843-07:00

Space.com

Webb and Hubble deliver most detailed portrait of Saturn, revealing atmospheric layers and reflective rings

2026-03-26T07:09:52.895020-07:00

News Timeline

science.nasa.gov

JWST “Little Red Dots” show strongest signs yet of black-hole feeding bursts Astronomers using the James Webb Space Telescope say the spectra of “little red dots” in the early universe provide the strongest evidence yet that at least one class of these sources are black hole systems. A supporting theoretical study argues the signals could be rare, nuclear-burst events tied to black hole accretion.

2026-06-10T07:22:37.297697-07:00

JWST “Little Red Dots” show strongest signs yet of black-hole feeding bursts

Space.com

NASA’s Habitable Worlds Observatory planning: study tests how it could detect biosignatures in an “ancient Earth” atmosphere NASA is building the Habitable Worlds Observatory (HWO) to search for signs of life on nearby planets. A new study modeled whether HWO could confidently detect atmospheric biosignatures by comparing observations against an “ancient Earth” reference, focusing on the interpretability of biosignature signals.

2026-06-10T06:11:21.595713-07:00

NASA’s Habitable Worlds Observatory planning: study tests how it could detect biosignatures in an “ancient Earth” atmosphere

NASA Spaceflight

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Webb makes first direct measurement of a supermassive black hole in the early universe Using data from the joint NASA/ESA/CSA James Webb Space Telescope, an international team reports the first direct measurement of a supermassive black hole in the early universe, refining understanding of “Little Red Dots.” The result underscores Webb’s ability to capture high-redshift black hole signatures directly rather than infer them indirectly.

2026-05-31T16:40:57.777843-07:00

Webb makes first direct measurement of a supermassive black hole in the early universe

Universe Today

JWST is “sniffing” alien atmospheres as Habitable Worlds Observatory moves into construction to hunt for extraterrestrial biolog The James Webb Space Telescope is already probing potential signs of life by analyzing alien atmospheres, while the Habitable Worlds Observatory is being built specifically to search for biology beyond Earth. The shift underscores how JWST-era observations will feed into dedicated follow-on missions.

2026-05-31T15:54:27.152834-07:00

JWST is “sniffing” alien atmospheres as Habitable Worlds Observatory moves into construction to hunt for extraterrestrial biolog

mynorthwest.com

JWST study suggests Neptune’s moon Nereid is the lone intact survivor from the planet’s original satellite system A new study reports that Neptune’s third-largest moon, Nereid, may be an intact survivor from the planet’s primordial satellite system. Researchers used NASA’s James Webb Space Telescope to study Nereid in 2024, challenging earlier views of a more heavily disrupted past.

2026-05-20T11:09:52.842855-07:00

JWST study suggests Neptune’s moon Nereid is the lone intact survivor from the planet’s original satellite system

Space.com

JWST delivers unprecedented “cosmic web” map, sharpening views of galaxy structure and evolution Astronomers using the James Webb Space Telescope have mapped the universe’s “cosmic web”—the largest known structure—with unprecedented detail. The resulting JWST dataset has enabled researchers to reconstruct the cosmic web to a level of granularity not previously achieved, yielding new clues about how galaxies evolve.

2026-05-15T06:09:45.050358-07:00

JWST delivers unprecedented “cosmic web” map, sharpening views of galaxy structure and evolution

Space.com

JWST directly analyzes the surface of a distant super-Earth—reporting a dark, hot, airless, Mercury-like world Astronomers using the James Webb Space Telescope have, for the first time, directly analyzed an exoplanet’s surface. The observations indicate a dark, hot, barren, airless rock—described as Mercury-like—expanding JWST’s role from atmospheric characterization to direct surface study.

2026-05-04T12:42:00.213314-07:00

JWST directly analyzes the surface of a distant super-Earth—reporting a dark, hot, airless, Mercury-like world

Space.com

JWST delivers first detailed images of planetary nebula Tc 1, revealing post–sun-like star “buckyball” structures The James Webb Space Telescope has captured its first detailed images of the planetary nebula Tc 1, showing new features of what happens after a sun-like star dies. The observations highlight “buckyball” structures and provide fresh clues about the chemistry and morphology of late stellar evolution.

2026-04-23T10:07:19.384841-07:00

JWST delivers first detailed images of planetary nebula Tc 1, revealing post–sun-like star “buckyball” structures

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JWST News

JWST “Little Red Dots” show strongest signs yet of black-hole feeding bursts

NASA’s Habitable Worlds Observatory planning: study tests how it could detect biosignatures in an “ancient Earth” atmosphere

Webb makes first direct measurement of a supermassive black hole in the early universe

Webb and Hubble deliver most detailed portrait of Saturn, revealing atmospheric layers and reflective rings

News Timeline