'City killer' asteroid now has 3.1% chance of hitting Earth: NASA
Wednesday, 19 February 2025 09:07
Washington (AFP) Feb 18, 2025
An asteroid that could level a city now has a 3.1-percent chance of striking Earth in 2032, according to NASA data released Tuesday - making it the most threatening space rock ever recorded by modern forecasting.
Despite the rising odds, experts say there is no need for alarm. The global astronomical community is closely monitoring the situation and the James Webb Space Telescope is set to
An asteroid that could level a city now has a 3.1-percent chance of striking Earth in 2032, according to NASA data released Tuesday - making it the most threatening space rock ever recorded by modern forecasting.
Despite the rising odds, experts say there is no need for alarm. The global astronomical community is closely monitoring the situation and the James Webb Space Telescope is set to NASA Tests Drones to Provide Micrometeorology, Aid in Fire Response
Wednesday, 19 February 2025 09:07
Moffett Field CA (SPX) Feb 16, 2025
In Aug. 2024, a team of NASA researchers and partners gathered in Missoula, Montana to test new drone-based technology for localized forecasting, or micrometeorology. Researchers attached wind sensors to a drone, NASA's Alta X quadcopter, aiming to provide precise and sustainable meteorological data to help predict fire behavior.
Wildfires are increasing in number and severity around the w
In Aug. 2024, a team of NASA researchers and partners gathered in Missoula, Montana to test new drone-based technology for localized forecasting, or micrometeorology. Researchers attached wind sensors to a drone, NASA's Alta X quadcopter, aiming to provide precise and sustainable meteorological data to help predict fire behavior.
Wildfires are increasing in number and severity around the w How Satellites Are Enhancing Lake Health Monitoring
Wednesday, 19 February 2025 09:07
Sydney, Australia (SPX) Feb 18, 2025
Human activities and environmental shifts since the Holocene epoch have profoundly impacted lake ecosystems, particularly in China, where algal blooms have become increasingly frequent. A breakthrough in remote sensing technology is now poised to revolutionize how scientists monitor and manage lake health. A newly developed algorithm significantly improves the accuracy of algal biomass monitorin
Human activities and environmental shifts since the Holocene epoch have profoundly impacted lake ecosystems, particularly in China, where algal blooms have become increasingly frequent. A breakthrough in remote sensing technology is now poised to revolutionize how scientists monitor and manage lake health. A newly developed algorithm significantly improves the accuracy of algal biomass monitorin Sentinel-1C Proves Capability to Monitor Land Deformation with Precision
Wednesday, 19 February 2025 09:07
Paris, France (SPX) Feb 18, 2025
Just two months after its launch, the Copernicus Sentinel-1C satellite is already showcasing its ability to map Earth's surface with remarkable accuracy. Despite still undergoing commissioning, its radar data is proving effective in monitoring land deformation, including subsidence, uplift, glacier movement, and natural disasters such as earthquakes and landslides.
Equipped with a C-band S
Just two months after its launch, the Copernicus Sentinel-1C satellite is already showcasing its ability to map Earth's surface with remarkable accuracy. Despite still undergoing commissioning, its radar data is proving effective in monitoring land deformation, including subsidence, uplift, glacier movement, and natural disasters such as earthquakes and landslides.
Equipped with a C-band S Einstein Probe catches X-ray odd couple
Tuesday, 18 February 2025 14:00
Lobster-eye satellite Einstein Probe captured the X-ray flash from a very elusive celestial pair. The discovery opens a new way to explore how massive stars interact and evolve, confirming the unique power of the mission to uncover fleeting X-ray sources in the sky.
Want some salt with that
Tuesday, 18 February 2025 10:31
Tokyo, Japan (SPX) Feb 18, 2025
Asteroids that pass close to Earth often raise concerns about potential collisions, but they also present valuable opportunities for scientific discovery. One such celestial body, the 900-meter-wide asteroid Ryugu, has recently yielded intriguing evidence that may enhance our understanding of life's building blocks in the Solar System.
Scientists from Kyoto University have detected salt mi
Asteroids that pass close to Earth often raise concerns about potential collisions, but they also present valuable opportunities for scientific discovery. One such celestial body, the 900-meter-wide asteroid Ryugu, has recently yielded intriguing evidence that may enhance our understanding of life's building blocks in the Solar System.
Scientists from Kyoto University have detected salt mi The PI's Perspective: A New Mission Update for the New Year
Tuesday, 18 February 2025 10:31
Boulder CO (SPX) Feb 18, 2025
New Horizons is healthy and continuing to speed outward across the Kuiper Belt. Our spacecraft is 61 times as far from the Sun as Earth, or over 5.5 billion miles from home! Radio signals, traveling to and from New Horizons at the speed of light - about 186,000 miles per second - take about nine hours to cover that distance.
New Horizons is about halfway through a hibernation period that
New Horizons is healthy and continuing to speed outward across the Kuiper Belt. Our spacecraft is 61 times as far from the Sun as Earth, or over 5.5 billion miles from home! Radio signals, traveling to and from New Horizons at the speed of light - about 186,000 miles per second - take about nine hours to cover that distance.
New Horizons is about halfway through a hibernation period that MSU scientists discover new sources for 'the molecule that made the universe'
Tuesday, 18 February 2025 10:31
East Lansing MI (SPX) Feb 18, 2025
From helping catalyze interstellar reactions and fueling the birth of stars to its presence in neighborhood gas giants like Saturn and Jupiter, trihydrogen, or H3+, is best known as the "the molecule that made the universe."
While we have a clear picture of how the majority of H3+ is formed - a hydrogen molecule, or H2, colliding with its ionized counterpart, H2+ - scientists are keen to u
From helping catalyze interstellar reactions and fueling the birth of stars to its presence in neighborhood gas giants like Saturn and Jupiter, trihydrogen, or H3+, is best known as the "the molecule that made the universe."
While we have a clear picture of how the majority of H3+ is formed - a hydrogen molecule, or H2, colliding with its ionized counterpart, H2+ - scientists are keen to u Study suggests intelligent life may be inevitable
Tuesday, 18 February 2025 10:31
Los Angeles CA (SPX) Feb 18, 2025
A new study challenges the long-held belief that intelligent life is a rare cosmic accident, proposing instead that humanity's emergence was a predictable outcome of Earth's evolving environment. This shift in perspective, led by researchers at Penn State, suggests that conditions for intelligence may arise naturally on other planets as well.
The study disputes the "hard steps" model, a fr
A new study challenges the long-held belief that intelligent life is a rare cosmic accident, proposing instead that humanity's emergence was a predictable outcome of Earth's evolving environment. This shift in perspective, led by researchers at Penn State, suggests that conditions for intelligence may arise naturally on other planets as well.
The study disputes the "hard steps" model, a fr Researchers confirm existence of habitable zone exoplanet
Tuesday, 18 February 2025 10:31
London, UK (SPX) Feb 18, 2025
An international team of astronomers has validated the discovery of a super-Earth positioned within the habitable zone of a nearby Sun-like star. Initially detected two years ago by Oxford University scientist Dr. Michael Cretignier, the planet's existence has now been confirmed following an extensive analysis of observational data spanning more than 20 years. The findings, which offer new oppor
An international team of astronomers has validated the discovery of a super-Earth positioned within the habitable zone of a nearby Sun-like star. Initially detected two years ago by Oxford University scientist Dr. Michael Cretignier, the planet's existence has now been confirmed following an extensive analysis of observational data spanning more than 20 years. The findings, which offer new oppor UC Irvine study explores habitability of exoplanets orbiting white dwarf stars
Tuesday, 18 February 2025 10:31
Los Angeles CA (SPX) Feb 18, 2025
A recent study led by Aomawa Shields, associate professor of physics and astronomy at the University of California, Irvine, suggests that exoplanets orbiting white dwarf stars could be more habitable than previously assumed. The research, published in The Astrophysical Journal, compares the climates of exoplanets orbiting two different types of stars-a hypothetical white dwarf and Kepler-62, a m
A recent study led by Aomawa Shields, associate professor of physics and astronomy at the University of California, Irvine, suggests that exoplanets orbiting white dwarf stars could be more habitable than previously assumed. The research, published in The Astrophysical Journal, compares the climates of exoplanets orbiting two different types of stars-a hypothetical white dwarf and Kepler-62, a m Tidal energy data aids SwRI scientists in unraveling Titan's composition and orbital shifts
Tuesday, 18 February 2025 10:31
Los Angeles CA (SPX) Feb 18, 2025
Researchers at Southwest Research Institute (SwRI) are examining Saturn's largest moon, Titan, to determine its tidal dissipation rate-the energy lost as it interacts with Saturn's immense gravitational field. Insights into this process provide valuable clues about Titan's internal composition and its orbital development over time.
"When most people think of tides, they picture ocean movem
Researchers at Southwest Research Institute (SwRI) are examining Saturn's largest moon, Titan, to determine its tidal dissipation rate-the energy lost as it interacts with Saturn's immense gravitational field. Insights into this process provide valuable clues about Titan's internal composition and its orbital development over time.
"When most people think of tides, they picture ocean movem University of Barcelona team theorizes singularity-free black holes through gravitational effects
Tuesday, 18 February 2025 10:31
Madrid, Spain (SPX) Feb 18, 2025
Traditional models of black holes, as predicted by Einstein's General Relativity, feature singularities-regions where physical laws cease to function. Understanding how these singularities might be resolved within the framework of quantum gravity remains a key challenge in theoretical physics. Researchers from the Institute of Cosmos Sciences of the University of Barcelona (ICCUB) have now provi
Traditional models of black holes, as predicted by Einstein's General Relativity, feature singularities-regions where physical laws cease to function. Understanding how these singularities might be resolved within the framework of quantum gravity remains a key challenge in theoretical physics. Researchers from the Institute of Cosmos Sciences of the University of Barcelona (ICCUB) have now provi Brown astronomers develop innovative method to filter interference in radio telescopes
Tuesday, 18 February 2025 10:31
Los Angeles CA (SPX) Feb 18, 2025
Astronomers analyzing data from the Murchison Widefield Array, a radio telescope in Western Australia, encountered an unexpected anomaly. Instead of deep-space radio signals from over 13 billion years ago, they detected a terrestrial television broadcast-despite the telescope's location in a designated radio quiet zone designed to minimize signal interference.
The surprising find led Brown
Astronomers analyzing data from the Murchison Widefield Array, a radio telescope in Western Australia, encountered an unexpected anomaly. Instead of deep-space radio signals from over 13 billion years ago, they detected a terrestrial television broadcast-despite the telescope's location in a designated radio quiet zone designed to minimize signal interference.
The surprising find led Brown ESA advances HydRON project for next-generation space communications
Tuesday, 18 February 2025 10:31
Paris, France (SPX) Feb 16, 2025
The European Space Agency (ESA) has taken a significant step in advancing space-based optical communications by signing a contract with Thales Alenia Space to develop Element #2 of the High-throughput Digital and Optical Network (HydRON). This initiative aims to deploy an advanced laser satellite system that will revolutionize data transmission across space. The newly planned satellite collector
The European Space Agency (ESA) has taken a significant step in advancing space-based optical communications by signing a contract with Thales Alenia Space to develop Element #2 of the High-throughput Digital and Optical Network (HydRON). This initiative aims to deploy an advanced laser satellite system that will revolutionize data transmission across space. The newly planned satellite collector