Institute of Astronomy

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NASA Recaps Webb Telescope Findings From AAS Meeting

Astronomy News - 19 January 2023 - 10:06am
Portal origin URL: NASA Recaps Webb Telescope Findings From AAS MeetingPortal origin nid: 485090Published: Wednesday, January 18, 2023 - 14:05Featured (stick to top of list): noPortal text teaser: Scientists shared new findings and updates from NASA’s James Webb Space Telescope, also called “Webb” or “JWST,” at press conferences during the 241st meeting of the American Astronomical Society (AAS) in Seattle, from Jan. 8 to 12.Portal image: Star cluster NGC 346 appears as a glittery gold and purple splash of color against a black, star-sprinkled backdrop. Shaped a bit like a dove, the cluster is translucent lavender and lilac, with gold and white edges.

Flashes on the Sun Could Help Scientists Predict Solar Flares

Astronomy News - 18 January 2023 - 9:35am
Portal origin URL: Flashes on the Sun Could Help Scientists Predict Solar FlaresPortal origin nid: 485058Published: Tuesday, January 17, 2023 - 15:44Featured (stick to top of list): noPortal text teaser: In the blazing upper atmosphere of the Sun, a team of scientists have found new clues that could help predict when and where the Sun’s next flare might explode.Portal image: The top left image (day before the region flared) is brighter than the top right (day before the region didn't flare) image. The bottom left image (day before region flared) is more speckled than the bottom right image (day before the region didn't flare)

These ‘green pea’ galaxies might have helped to end the Universe’s dark age

Astronomy News - 16 January 2023 - 9:37am

Nature, Published online: 13 January 2023; doi:10.1038/d41586-023-00064-7

JWST has spotted three tiny, distant galaxies that could solve a long-standing cosmic mystery.

Hubble Visits Galactic Neighbors

Astronomy News - 16 January 2023 - 9:36am
Portal origin URL: Hubble Visits Galactic NeighborsPortal origin nid: 484998Published: Friday, January 13, 2023 - 08:00Featured (stick to top of list): noPortal text teaser: This image from the NASA/ESA Hubble Space Telescope features the galaxy LEDA 48062 in the constellation Perseus.Portal image: Right of center: faint, scattered collection of cool stars, an irregular galaxy. Lower left: disk-shaped galaxy nearly edge-on lies surrounded by a wide glow. Smaller galaxies in various orientations cluster around the two. Black background.

Supermassive black hole snacks on the same star once every few years

Astronomy News - 16 January 2023 - 9:36am

A black hole almost 900 million light years away consumes part of an orbiting star every time it gets too close

James Webb telescope traces arcs of dusty star formation

Astronomy News - 13 January 2023 - 9:39am

The new super space observatory probes a dynamic star factory 200,000 light years from Earth.

Astronomers Dig Out Buried Black Holes with NASA's Chandra

Astronomy News - 13 January 2023 - 9:38am
Portal origin URL: Astronomers Dig Out Buried Black Holes with NASA's ChandraPortal origin nid: 484979Published: Wednesday, January 11, 2023 - 16:00Featured (stick to top of list): noPortal text teaser: Hundreds of black holes previously hidden, or buried, have been found using NASA’s Chandra X-ray Observatory. This result helps give astronomers a more accurate census of black holes in the universe.Portal image: XBONGs (X-ray bright, optically normal galaxies.

Hubble Finds Hungry Black Hole Twisting Captured Star Into Donut Shape

Astronomy News - 13 January 2023 - 9:37am
Portal origin URL: Hubble Finds Hungry Black Hole Twisting Captured Star Into Donut ShapePortal origin nid: 484949Published: Thursday, January 12, 2023 - 17:15Featured (stick to top of list): noPortal text teaser: Astronomers using NASA's Hubble Space Telescope have recorded a star's final moments in detail as it gets gobbled up by a black hole.Portal image: Black hole at center of frame, swirling disk of rusty-orange and white gas surrounds the black hole

Future NASA scope would find life on alien worlds

Astronomy News - 13 January 2023 - 9:36am
Science, Volume 379, Issue 6628, Page 123-124, January 2023.

Why NASA and federal agencies are declaring this the Year of Open Science

Astronomy News - 12 January 2023 - 11:19am

Nature, Published online: 11 January 2023; doi:10.1038/d41586-023-00019-y

Here’s how NASA is incentivizing open science, and how you can too.

NASA’s Webb Confirms Its First Exoplanet

Astronomy News - 12 January 2023 - 11:17am
Portal origin URL: NASA’s Webb Confirms Its First ExoplanetPortal origin nid: 484956Published: Wednesday, January 11, 2023 - 13:15Featured (stick to top of list): noPortal text teaser: Researchers confirmed an exoplanet, a planet that orbits another star, using NASA’s James Webb Space Telescope for the first time. Formally classified as LHS 475 b, the planet is almost exactly the same size as our own, clocking in at 99% of Earth’s diameter.Portal image: Illustration of a planet and its star on a black background. The planet is large, in the foreground at the center and the star is smaller and bright yellowish-white in the background and also at the center.

NASA’s Webb Uncovers Star Formation in Cluster’s Dusty Ribbons

Astronomy News - 12 January 2023 - 11:17am
Portal origin URL: NASA’s Webb Uncovers Star Formation in Cluster’s Dusty RibbonsPortal origin nid: 484857Published: Wednesday, January 11, 2023 - 13:15Featured (stick to top of list): noPortal text teaser: NGC 346, one of the most dynamic star-forming regions in nearby galaxies, is full of mystery. Now, it is less mysterious with new findings from NASA’s James Webb Space Telescope.Portal image: Star cluster NGC 346 appears as a glittery gold and purple splash of color against a black, star-sprinkled backdrop. Shaped a bit like a dove, the cluster is translucent lavender and lilac, with gold and white edges.

New Webb Image Reveals Dusty Disk Like Never Seen Before

Astronomy News - 12 January 2023 - 11:15am
Portal origin URL: New Webb Image Reveals Dusty Disk Like Never Seen BeforePortal origin nid: 484957Published: Wednesday, January 11, 2023 - 13:15Featured (stick to top of list): noPortal text teaser: NASA’s James Webb Space Telescope has imaged the inner workings of a dusty disk surrounding a nearby red dwarf star.Portal image: two horizontal images of the same object, the dusty debris disk around AU Mic, a red dwarf star. The disks look like two glowing horizontal lines, split evenly with circle with a star in the middle. The top is blue and the bottom is orange.

NASA picture is best yet of a permanently shadowed region on the moon

Astronomy News - 12 January 2023 - 11:15am

The new ShadowCam instrument has sent its first image back from lunar orbit, showing the inside of an area of the moon that never gets any direct sunlight

The Milky Way seems to be missing nearly half of its regular matter

Astronomy News - 12 January 2023 - 11:15am

Measurements of a blast of radio waves passing through our galaxy have shown that the Milky Way's proportion of visible matter is 40 per cent lower than the rest of the universe

JWST has taken astonishing images of debris orbiting a nearby star

Astronomy News - 12 January 2023 - 11:14am

NASA’s James Webb Space Telescope has observed a glowing disc of debris left over from planet formation around a nearby star called AU Microscopii

Demon goddess moon takes control of a planet

Astronomy News - 11 January 2023 - 3:28pm

Nature, Published online: 10 January 2023; doi:10.1038/d41586-023-00036-x

Dwarf planet Eris’ rotation is constrained by its large moon Dysnomia, named after the Greek goddess of lawlessness.

NASA’s TESS Discovers Planetary System’s Second Earth-Size World

Astronomy News - 11 January 2023 - 3:27pm
Portal origin URL: NASA’s TESS Discovers Planetary System’s Second Earth-Size WorldPortal origin nid: 484948Published: Tuesday, January 10, 2023 - 13:15Featured (stick to top of list): noPortal text teaser: Using data from NASA’s Transiting Exoplanet Survey Satellite, scientists have identified an Earth-size world, called TOI 700 e, orbiting within the habitable zone of its star – the range of distances where liquid water could occur on a planet’s surface.Portal image: One side of a brown, rocky planet is lit in this illustration. At the the boundary between the day and night sides, wispy clouds form. A small blue dot, representing another planet, is in the background.

NASA Scientists Study Life Origins By Simulating a Cosmic Evolution

Astronomy News - 11 January 2023 - 3:27pm
Portal origin URL: NASA Scientists Study Life Origins By Simulating a Cosmic EvolutionPortal origin nid: 484970Published: Tuesday, January 10, 2023 - 16:30Featured (stick to top of list): noPortal text teaser: Because amino acids are found in all living things on Earth scientists are eager to understand the origins of these molecules. After all, amino acids may have helped spawn life on this planet after being delivered here about 4 billion years ago by pieces of asteroids or comets. .Portal image: Earth appears in the top left corner of this image, set against a star-studded dark sky. In the foreground and bottom right is a large asteroid, with a smaller one in the background. They appear to be zooming past Earth.

NASA Missions Find ‘Jetlets’ Could Power the Solar Wind

Astronomy News - 11 January 2023 - 3:27pm
Portal origin URL: NASA Missions Find ‘Jetlets’ Could Power the Solar WindPortal origin nid: 484963Published: Tuesday, January 10, 2023 - 18:05Featured (stick to top of list): noPortal text teaser: Scientists with NASA’s Parker Solar Probe mission have uncovered significant new clues about the origins of the solar wind – a continual stream of charged particles released from the Sun that fills the solar system.Portal image: In the center, a golden Sun. Black and gold swirl across the surface of the Sun. A golden stream of particles pours out from all around the Sun.