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Astronomy & Space news
Bridging the gap between the cosmic microwave background and the first galaxies
One of the Holy Grails in cosmology is a look back at the earliest epochs of cosmic history. Unfortunately, the universe's first few hundred thousand years are shrouded in an impenetrable fog. So far, nobody's been able to ...
Astronomy
12 hours ago
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Astronomers unveil 'baby pictures' of the first stars and galaxies
The clearest and most precise images yet of the universe in its infancy—the earliest cosmic time accessible to humans—have been produced by an international team of astronomers.
Astronomy
13 hours ago
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Euclid opens data treasure trove, offers glimpse of deep fields
On 19 March 2025, the European Space Agency's Euclid mission releases its first batch of survey data, including a preview of its deep fields. Here, hundreds of thousands of galaxies in different shapes and sizes take center ...
Astronomy
Mar 22, 2025
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Webb telescope directly observes exoplanet CO₂ for first time
The James Webb Space Telescope has directly observed the key chemical of carbon dioxide in planets outside of our solar system for the first time, scientists announced Monday.
Astronomy
Mar 22, 2025
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NASA to launch three rockets from Alaska in single Aurora experiment
Three NASA-funded rockets are set to launch from Poker Flat Research Range in Fairbanks, Alaska, in an experiment that seeks to reveal how auroral substorms affect the behavior and composition of Earth's far upper atmosphere.
Space Exploration
Mar 22, 2025
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SPHEREx telescope aims to unlock secrets of universe's first moments
On March 11, NASA launched a new space telescope into orbit to explore the origins of the universe. The mission will use sophisticated software, developed at the Arizona Cosmology Lab at the University of Arizona, to analyze ...
Astronomy
Mar 22, 2025
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How warp drives don't break relativity
Somehow, we all know how a warp drive works. You're in your spaceship and you need to get to another star. So you press a button or flip a switch or pull a lever and your ship just goes fast. Like really fast. Faster than ...
Space Exploration
Mar 21, 2025
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Cosmic anomaly hints at frightening future for Milky Way
A terrifying glimpse at one potential fate of our Milky Way galaxy has come to light thanks to the discovery of a cosmic anomaly that challenges our understanding of the universe.
Astronomy
Mar 21, 2025
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The health challenges astronauts Butch Wilmore and Suni Williams face after 9 months in space
On June 5, 2024, astronauts Butch Wilmore and Suni Williams embarked on a brief mission to the International Space Station. But equipment failures turned what was supposed to be an eight-day trip into a grueling 9-month spaceflight.
Space Exploration
Mar 21, 2025
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A NASA spacecraft will make another close pass of the sun
A NASA spacecraft will make another close brush with the sun, the second of three planned encounters through the sizzling solar atmosphere.
Planetary Sciences
Mar 21, 2025
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Extremely Large Telescope could sense hints of life at Proxima Centauri in just 10 hours, simulations suggest
The Extremely Large Telescope (ELT), currently under construction in northern Chile, will give us a better view of the Milky Way than any ground-based telescope before it. It's difficult to overstate how transformative it ...
Astronomy
Mar 21, 2025
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A simulated universe works better when dark energy changes over time
Dark energy is a mystery so daunting that it stretches and strains our most robust theories. The universe is expanding, driven by the unknown force that we've named Dark Energy. Dark Energy is also accelerating the rate of ...
Astronomy
Mar 21, 2025
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Chang'e-6 samples suggest 4.25-billion-year-old impact formed moon's South Pole–Aitken basin
Scientists have long sought to determine the age of the moon's South Pole–Aitken (SPA) basin, the largest and oldest known impact crater on the lunar surface. Recently, a research team led by Prof. Chen Yi from the Institute ...
Planetary Sciences
Mar 21, 2025
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NRL's narrow field imager launches on NASA's PUNCH mission
The U.S. Naval Research Laboratory's (NRL) Narrow Field Imager (NFI) was launched into space aboard a SpaceX Falcon 9 rocket as a part of NASA's Polarimeter to Unify the Corona and Heliosphere (PUNCH) mission on March 11 ...
Space Exploration
Mar 21, 2025
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3D Printing: Saving weight and space at launch
Additive manufacturing, also known as 3D printing, is regularly used on the ground to quickly produce a variety of devices. Adapting this process for space could let crew members create tools and parts for maintenance and ...
Space Exploration
Mar 21, 2025
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Oxygen discovered in most distant known galaxy
Two different teams of astronomers have detected oxygen in the most distant known galaxy, JADES-GS-z14-0. The discovery, reported in two separate studies, was made possible thanks to the Atacama Large Millimeter/submillimeter ...
Astronomy
Mar 20, 2025
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A Dyson swarm made of solar panels would make Earth uninhabitable, suggests study
As civilizations become more and more advanced, their power needs also increase. It's likely that an advanced civilization might need so much power that they enclose their host star in solar energy-collecting satellites. ...
Astrobiology
Mar 20, 2025
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NASA defends decisions about astronauts, says they never were 'stranded'
After the safe return Tuesday of two astronauts left behind for months on the International Space Station, the White House characterized the pair as "stranded" and trumpeted their return as a "rescue." Those are words that ...
Space Exploration
Mar 20, 2025
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DESI releases largest 3D map of the universe to date
The Dark Energy Spectroscopic Instrument (DESI) is mapping millions of celestial objects to better understand dark energy—the mysterious driver of our universe's accelerating expansion. Today, the DESI collaboration released ...
Astronomy
Mar 20, 2025
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FAST detects new ultra-faint dwarf galaxy
Using the Five-hundred-meter Aperture Spherical radio Telescope (FAST), Chinese astronomers have detected a new ultra-faint dwarf galaxy, which turned out to be gas-rich. The finding was reported in a research paper published ...
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