james webb space telescope, galaxy

James Webb telescope uncovers massive 'grand design' spiral galaxy in the early universe — and scientists can't explain how it got so big, so fast
Galaxies in the early universe tend to be clumpy, but the new JWST discovery of a "grand design" spiral galaxy just 1.5 billion years after the Big Bang has scientists stumped.
James Webb Space Telescope witnesses Firefly Sparkle galaxy 'being assembled brick by brick' (image, video)
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James Webb Space Telescope best images of 2024
The galaxy filling the frame in this NASA/ESA/CSA James Webb Space Telescope Picture of the Month is NGC 2566, a spiral galaxy located in the constellation Puppis. The image combines observations from two of Webb's instruments,
NASA's James Webb Telescope Reveals Universe Expanding Faster Than Thought
The rate of expansion of the universe today is a figure known as the Hubble constant, which is typically measured in units of kilometers per second per megaparsec (km/s/Mpc), where a megaparsec (Mpc) is about 3.26 million light-years.
James Webb telescope spies stunning 'Firefly Sparkle' galaxy — a baby clone of the Milky Way being 'assembled brick by brick' in the early universe
The James Webb Space Telescope has captured an image of a baby, Milky Way-like galaxy that formed more than 13 billion years ago. This "Firefly Sparkle" galaxy could reveal how our own galaxy evolved.
James Webb space telescope offers best glimpse ever into the icy planetesimals of the early solar system
New studies led by researchers at the University of Central Florida offer for the first time a clearer picture of how the outer solar system formed and evolved based on analyses of trans-Neptunian objects (TNOs) and centaurs.
Sleeping Monster of the Early Universe Revealed by James Webb
Astronomers have discovered a massive dormant black hole from the early universe, just 800 million years after the Big Bang, using the James Webb Space Telescope. This black hole, with a mass 400 million times that of our Sun,
James Webb Space Telescope: Stunning images that show the beauty of space – from galaxies to nebulae
In its short existence, the James Webb Space Telescope (JWST) has transformed our understanding of the universe. It has peered at planets, stars, galaxies and black holes, casting its eye over a cornucopia of celestial treats.
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James Webb telescope solves 20-year-old Hubble conundrum — and it could finally explain why the universe's oldest planets exist
The James Webb Space Telescope has confirmed 20-year-old Hubble observations that could finally explain how ancient stars can ...
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James Webb Telescope Delivers Amazing 4K Supernova Remnant Cassiopeia A
The James Webb Space Telescope has captured new imagery of supernova remnant Cassiopeia A. It is 11,000 light-years away in ...
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Webb mail: US Priority Mail stamps to again star deep space images in 2025
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NASA’s James Webb Telescope Reveals Smallest Asteroids Yet Found in Main Asteroid Belt
NASA’s powerful James Webb Space Telescope includes asteroids on its list of objects studied and secrets revealed.
The world's largest space telescope just got an unexpected new role: asteroid hunter
Even small asteroids can do a lot of damage—and new research shows the James Webb Space Telescope is adept at spotting the tiniest of space rocks.
NASA’s Webb telescope seemingly confirms controversial theory on planet formation
Back when the stars in our universe were initially being formed, they created rotating disks of dust and gas known as ...
Webb Telescope Reveals Milky Way’s Ancient Twin Sparkling From the Cosmic Dawn
NASA’s James Webb Space Telescope has discovered a galaxy named Firefly Sparkle, existing just 600 million years post-Big ...