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Planetary Sciences news
New data shed light on impact of charged ions from coronal mass ejections
A new study has provided precise atomic data that shed light on the impact of charged ions from coronal mass ejections (CMEs). Published in The Astrophysical Journal Supplement Series on March 18, the study was led by researchers ...
Astronomy
12 hours ago
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Small star, mighty flares: ALMA shares new view of Proxima Centauri
At a distance of just over four light years, Proxima Centauri is our nearest stellar neighbor and is known to be a very active M dwarf star. Its flare activity has been well-known to astronomers using visible wavelengths ...
Astronomy
15 hours ago
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Atmospheres of new planets might have unexpected mixtures of hydrogen and water
All planets are made of gas, ice, rock and metal, and models of how planets form usually assume that these materials don't react chemically with each other. But what if some of them do?
Planetary Sciences
15 hours ago
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Earth 1, asteroids 0: The next generation of planetary defense takes shape at NASA's Jet Propulsion Laboratory
There is a non-zero chance that somewhere in the nearby solar system is a rock that might kill us all.
Space Exploration
16 hours ago
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Webb captures Neptune's auroras for first time
Neptune lies in the frigid, dark, vast frontier of the outer edges of our solar system, about 3 billion miles away from the sun.
Astronomy
Mar 26, 2025
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Protoplanetary disks are much smaller than previously thought, new study finds
Many protoplanetary disks in which new planets are formed are much smaller than thought. Using the Atacama Large Millimeter/submillimeter Array (ALMA) scientists of the Leiden Observatory (the Netherlands) looked at 73 protoplanetary ...
Astronomy
Mar 26, 2025
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'Mars and Earth are even more different than we thought': Condensing 20 years of atmospheric wave observations
For the first time on a global scale, 20 years of observations on Mars have been condensed into a single study led by Francisco Brasil and Pedro Machado, both researchers from the Faculty of Sciences at the University of ...
Planetary Sciences
Mar 25, 2025
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Organic molecules of unprecedented size discovered on Mars
Scientists analyzing pulverized rock onboard NASA's Curiosity rover have found the largest organic compounds on the red planet to date. The finding, published Monday in the Proceedings of the National Academy of Sciences, ...
Astrobiology
Mar 24, 2025
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Using algorithms to help find life on icy ocean worlds
Scientists have long thought that our solar system's ocean worlds, such as Jupiter's moon Europa and Saturn's moon Enceladus, may harbor extraterrestrial life in the form of microbes. But detecting it could be a challenge ...
Astrobiology
Mar 24, 2025
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Asteroid 2024 YR may not hit Earth in 2032, but it—and others—will keep coming back
In late 2024, astronomers spotted asteroid 2024 YR4 on a trajectory that could potentially threaten Earth. This observation triggered a fervid series of observations of the object—possibly as big as a football field—to ...
Astronomy
Mar 24, 2025
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Shocking spherules on Mars
Last week, the Perseverance Science Team were astonished by a strange rock comprised of hundreds of millimeter-sized spheres… and the team are now working hard to understand their origin.
Planetary Sciences
Mar 24, 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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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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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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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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Concept for interstellar object encounters developed, then simulated using a spacecraft swarm
Interstellar objects are among the last unexplored classes of solar system objects, holding tantalizing information about primitive materials from exoplanetary star systems. They pass through our solar system only once in ...
Astronomy
Mar 20, 2025
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Astro-challenge: Following Venus from dusk until dawn
Up for a challenge? If skies are clear, you may be able to complete a rare feat of visual athletics this coming weekend, and follow Venus on its trek from the evening into the morning sky.
Astronomy
Mar 20, 2025
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Venus passes between the Earth and sun this weekend—but don't try to look for it
Venus will pass between the Earth and sun on Saturday during what's called an inferior conjunction.
Planetary Sciences
Mar 20, 2025
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Next-generation water satellite maps seafloor from space
More accurate maps based on data from the SWOT mission can improve underwater navigation and result in greater knowledge of how heat and life move around the world's oceans.
Planetary Sciences
Mar 20, 2025
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Lunar far side samples bolster theory that the moon was once covered in magma
A team of geologists at the Chinese Academy of Geological Sciences, the Institute of Space Sciences and the Shandong Institute of Geological Sciences, all in China, has found evidence in soil samples collected from the far ...
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Building a solar power satellite from moon dust
NASA super pressure balloons return to New Zealand for test flights
NASA's EZIE launches on mission to study Earth's electrojets
NASA space station research helps power moon science
Image: Biomass satellite arrives in French Guiana
Other news
'Inside out' fossil reveals a new species with a perfectly preserved interior
AI model transforms material design by predicting and explaining synthesizability
New superconducting state discovered: Cooper-pair density modulation
Drone experiment reveals how Greenland ice sheet is changing
Liquid-crystal platform overcomes optical losses in photonic circuits
Biomimetic adsorbent efficiently extracts uranium from seawater
Discovery reveals key molecular event that boosts wheat's defense against devastating disease
Membrane proteins reveal new pathways for drugs to act on cells
A genetic tree as a movie: Moving beyond the still portrait of ancestry
Critical blood defense receptor CD163 mapped for first time
Atmospheric wave-studying mission releases data from first 3,000 orbits
Weighing in on a Mars water debate: Analysis challenges previous findings
Asteroid probe snaps rare pics of Martian moon
Signs of alien life may be hiding in these gases
Astronomers find 128 new moons orbiting Saturn
'Blood moon' rising: Rare total lunar eclipse tonight
Calibrating CubeSat constellations just got easier
NASA's PUNCH satellites successfully launch to study the solar wind
Master architects of spider world discovered in northern Australia
Physicists discover a copper-free high-temperature superconducting oxide
