Japanese researchers have discovered a new species of the enigmatic marine worm Xenoturbella, which they have named Xenoturbella japonica, as reported in a new study published in BMC Evolutionary Biology. […]
Water/Hycean Worlds & Oceanography
Posted inAnalog Studies, Arctic / Antarctic / Alpine, Astronauts and Explorers, Away Teams & Field Reports, Biosignatures & Paleobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Cryobiology, Dale Andersen's Field Reports, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Habitable Zones, Icy Worlds, Imaging & Spectroscopy, Life Support Systems, Mapping, Geodesy, Cartography, Bathymetry, Microbiology & Virology, Origin & Evolution of Life, People Of Astrobiology, Sample Return, Status Report, Water/Hycean Worlds & Oceanography
Astrobiologist Dale Andersen Antarctic Status Report 28 November 2017: Last Week at Lake Untersee
This message was received via Iridium on 28 November 28, 2017 8:13:28 AM EST “We are in our last week of work here at Untersee before heading back to Novo […]
Posted inAnalog Studies, Arctic / Antarctic / Alpine, Away Teams & Field Reports, Biosignatures & Paleobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Cryobiology, Dale Andersen's Field Reports, Exploration Gear & Tech, Extremeophiles and Extreme Environments, Habitable Zones, Icy Worlds, Imaging & Spectroscopy, Life Support Systems, Origin & Evolution of Life, People Of Astrobiology, Robotics/Rovers/UAVs, Sample Return, Status Report, Water/Hycean Worlds & Oceanography
Astrobiologist Dale Andersen Antarctic Status Report 26 November 2017: Busy Days at Lake Untersee
Dale Andersen sent this message on 26 November 2017 at :09:26 AM EST: “We are working pretty hard while taking advantage of the nice days we have had recently. I […]
Posted inPress Release, Water/Hycean Worlds & Oceanography
Fossil Site Shows Impact of Early Jurassic's Low Oxygen Oceans
Using a combination of fossils and chemical markers, scientists have tracked how a period of globally low ocean-oxygen turned an Early Jurassic marine ecosystem into a stressed community inhabited by […]
Posted inEuropa, Press Release, Water/Hycean Worlds & Oceanography
Taking the Pulse of an Ocean World
Jupiter’s moon Europa is definitely an odd place. Discovered in 1610 by Galileo Galilei, it was first seen in detail only in the late 1970s, after spacecraft visited the Jovian […]
Posted inExoplanets, -moons, -comets, Press Release, Water/Hycean Worlds & Oceanography
Most Habitable Planets May Lack Dry Land
When it comes to exploring exoplanets, it may be wise to take a snorkel along. A new study, published in a paper in the journal Monthly Notices of the Royal […]
Posted inPress Release, Water/Hycean Worlds & Oceanography
New Questions on How Earth's Atmosphere and Oceans Formed
A new study led by The Australian National University (ANU) has found seawater cycles throughout the Earth’s interior down to 2,900 km (1,800 miles), much deeper than previously thought, reopening […]
Posted inHabitable Zones, Icy Worlds, Pluto, Press Release, Water/Hycean Worlds & Oceanography
Could There Be Life In Pluto's Ocean?
Pluto is thought to possess a subsurface ocean, which is not so much a sign of water as it is a tremendous clue that other dwarf planets in deep space […]
Posted inAway Teams & Field Reports, Europa, Press Release, ROVs/Submersibles/Diving, Water/Hycean Worlds & Oceanography
From Monterey Bay to Europa
If you think operating a robot in space is hard, try doing it in the ocean. Saltwater can corrode your robot and block its radio signals. Kelp forests can tangle […]
Posted inExoplanets, -moons, -comets, Press Release, Water/Hycean Worlds & Oceanography
Vital Signs: Seismology of Ocean Worlds
Ice covered ocean worlds are probably seismically active. Measuring that activity can provide information about global and local habitability. This article examines the likely seismic activity of known and potential […]