[SwRI] A new Southwest Research Institute (SwRI) study based on data from NASA’s New Horizons spacecraft has uncovered fascinating insights into why the solar wind gradually slows as it moves […]
Voyager 2
Posted inInterstellar
PJ Harvey Announces New Song “Voyager”
[PJ Harvey] announces ‘Voyager’, her first new music following the release of I Inside the Old Year Dying in 2023. Listen and watch the video, and pre-order the limited edition […]
Posted inAtmospheres, Climate, Weather, Exoplanets, -moons, -comets, Ice Giant, Neptune, Status Report
Latitudinal Variations In Neptune’s Temperature Profile Observed With ALMA
Despite the low solar irradiation it receives, Neptune shows a very active atmosphere with some of the most intense dynamics observed in Solar System atmospheres. Characterizing the atmospheric temperature profiles […]
Posted inImaging & Spectroscopy, Interstellar, Missions & Hardware, Press Release, Space Weather & Heliophysics, Stellar Cartography
Interstellar Spacecraft Voyager 1 Instrument Shut Down to Assure Continued Mission Operations
On April 17 2026, engineers at NASA’s Jet Propulsion Laboratory (JPL) in Southern California sent commands to shut down an instrument aboard Voyager 1 called the Low-energy Charged Particles experiment, […]
Posted inAstronomy & Telescopes, Comets and Asteroids, Imaging & Spectroscopy, Intelligence & Language, Interstellar, SETI & Technosignatures, Status Report
Breakthrough Listen Observations Of 3I/ATLAS With The Green Bank Telescope at 1-12 GHz
3I/ATLAS (also designated C/2025 N1 (ATLAS) and, formerly, A11pl3Z) is the third interstellar object (ISO), following 1I/‘Oumuamua and 2I/Borisov, to be discovered during a passage through the Solar System. The […]
![[LEFT] Titan [RIGHT] Uranus -- NASA.gov](https://i0.wp.com/astrobiology.com/wp-content/uploads/2025/08/Photochemical-Haze-Formation.png?resize=1200%2C720&ssl=1)
Posted inAtmospheres, Climate, Weather, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Gas Giants, Imaging & Spectroscopy, Status Report, Titan, Uranus
Photochemical Haze Formation on Titan and Uranus: A Comparative Review
The formation and evolution of haze layers in planetary atmospheres play a critical role in shaping their chemical composition, radiative balance, and optical properties.
Posted inAtmospheres, Climate, Weather, Exoplanets, -moons, -comets, Ice Giant, Icy Worlds, Imaging & Spectroscopy, Neptune, People Of Astrobiology, Press Release, Radiation, Space Weather & Heliophysics
Webb Space Telescope Captures Neptune’s Auroras For First Time
For the first time, NASA’s James Webb Space Telescope has captured bright auroral activity on Neptune. Auroras occur when energetic particles, often originating from the Sun, become trapped in a […]
Posted inAstronomy & Telescopes, Atmospheres, Climate, Weather, Biosignatures & Paleobiology, Exoplanets, -moons, -comets, Ice Giant, Icy Worlds, Imaging & Spectroscopy, Press Release, Uranus, Water/Hycean Worlds & Oceanography
20-Year Hubble Study of Uranus Yields New Atmospheric Insights
The ice-giant planet Uranus, which travels around the Sun tipped on its side, is a weird and mysterious world. Now, in an unprecedented study spanning two decades, researchers using NASA’s […]
Posted inInterstellar, Missions & Hardware, Press Release, Robotics/Rovers/UAVs
Both Voyager Interstellar Probes Shut Instruments Off To Save Power
The farthest-flung human-made objects will be able to take their science-gathering even farther, thanks to these energy-conserving measures.
Posted inAriel, Habitable Zones, Icy Worlds, Imaging & Spectroscopy, Miranda, Press Release, Uranus, Water/Hycean Worlds & Oceanography
Ocean Worlds: New Study Suggests Trench-Like Features on Uranus’ Moon Ariel May Be Windows to Its Interior
Last year, a study led by planetary scientist Richard Cartwright at the Johns Hopkins Applied Physics Laboratory (APL) in Laurel, Maryland, proposed that deposits of carbon dioxide ice and other […]