Astronomers are worried about satellite constellations like Starlink
The International Astronomical Union (IAU) is setting up a new center to tackle the problem of interference from satellite constellations......»»
Asteroid mining: A potential trillion-dollar industry
Earth's newest celestial neighbor has finally arrived. Astronomers using a powerful telescope in Sutherland, South Africa, first detected the 33-foot-long asteroid in August, reporting their discovery in Research Notes of the American Astronomical So.....»»
Astronomers find Webb data conflict with reionization models
Reionization is a critical period when the first stars and galaxies changed the physical structure of their surroundings, and eventually the entire universe. Established theories state that this epoch ended around 1 billion years after the Big Bang......»»
Jupiter"s Great Red Spot shows unexpected size changes
Astronomers have observed Jupiter's legendary Great Red Spot (GRS), an anticyclone large enough to swallow Earth, for at least 150 years. But there are always new surprises—especially when NASA's Hubble Space Telescope takes a close-up look at it......»»
Astronomers race to capture image of exoplanet near star
Planet AF Lep b is a world of firsts. In 2023, it was the lowest-mass planet outside our solar system to be directly observed and have its mass measured using astrometry. This is a technique that charts the subtle movements of a host star over many y.....»»
Satellite data show massive bombs dropped in dangerous proximity to Gaza Strip hospitals in 2023
Satellite data on the proximity of hundreds of M-84 bomb craters to hospitals in the Gaza Strip suggest that, as of November 2023, hospitals were not being given special protection from indiscriminate bombing, as mandated by international humanitaria.....»»
Team discovers three new magnetic and helium-enriched hot subdwarf stars
An international team of astronomers reports the discovery of three new helium-enriched hot subdwarf stars with strong magnetic fields. The finding, made with the Southern African Large Telescope (SALT), is detailed in a research paper published Oct......»»
PSA: Install iOS 18 with Messages via satellite for your Hurricane Milton prep
Hurricane Milton currently looks like an extremely dangerous threat to the state of Florida. If you are in Milton’s path, or you know someone who is, there’s a key piece of hurricane prep I highly recommend: install iOS 18 so you can start using.....»»
Anti-glitches detected in gamma-ray pulsar PSR J1522-5735
By analyzing the data from NASA's Fermi Gamma-ray Space Telescope, Russian astronomers have detected anti-glitches in a gamma-ray pulsar designated PSR J1522-5735. The discovery, published September 28 on the pre-print server arXiv, makes PSR J1522-5.....»»
New study eases concerns over possible "doomsday" asteroid swarm
Astronomers have good news about potentially hazardous asteroids lurking near our planet: There aren't as many as we thought......»»
FCC lets Starlink provide service to cell phones in areas hit by hurricane
Temporary authority comes after Musk slammed FCC for not giving money to SpaceX. The Federal Communications Commission gave Starlink and T-Mobile emergency authority to provide sa.....»»
Astronomers investigate the nature of a fast-spinning intermediate polar
Using various X-ray space observatories, astronomers from Columbia University in New York and elsewhere have investigated CTCV J2056–3014—an intermediate polar containing one of the fastest-spinning white dwarfs. Results of the study, published S.....»»
Large radio bubble detected in galaxy NGC 4217
An international team of astronomers has performed radio observations of a star-forming galaxy known as NGC 4217. The observational campaign detected a large radio bubble in the galaxy's halo. The finding was reported in a paper published September 2.....»»
Antarctic "greening" at dramatic rate, satellite data show
Vegetation cover across the Antarctic Peninsula has increased more than 10-fold over the last four decades, new research shows......»»
Mexico leader worried about drinking water after Hurricane John
Mexico's new President Claudia Sheinbaum on Wednesday expressed concern about supplies of drinking water in the country's west after Hurricane John hit the Pacific coast, killing at least 16 people......»»
New solar wind plasma sensor will help track space weather
The Southwest Research Institute-developed Solar Wind Plasma Sensor (SWiPS) has been delivered and integrated into a National Oceanic and Atmospheric Administration (NOAA) satellite dedicated to tracking space weather. SWiPS will measure the properti.....»»
DirecTV/Dish merger has a problem as debt holders object to $1.6 billion loss
Debt holders oppose $1.6 billion value reduction, throwing wrench into TV merger. DirecTV's agreement to buy the Dish satellite and streaming TV business from EchoStar is facing o.....»»
New triple star system sets shortest orbital period record
Professional and amateur astronomers have made a groundbreaking discovery with the help of artificial intelligence, identifying a unique triple star system named TIC 290061484. This stellar trio was uncovered through cosmic "strobe lights" observed b.....»»
Dish creditors “revolt” over DirecTV merger, try to block loss-making deal
Debt holders oppose $1.6 billion value reduction, throwing wrench into TV merger. DirecTV's agreement to buy the Dish satellite and streaming TV business from EchoStar is facing o.....»»
New super-Neptune exoplanet discovered
An international team of astronomers reports the discovery of a new super-Neptune exoplanet orbiting a solar-type star. The newly detected alien world, which received the designation TOI-5005 b, is about six times larger and more than 30 times more m.....»»
Webb researchers discover lensed supernova, confirm Hubble tension
Measuring the Hubble constant, the rate at which the universe is expanding, is an active area of research among astronomers around the world who analyze data from both ground- and space- based observatories. NASA's James Webb Space Telescope has alre.....»»