Over a 17-year period, an international team of astronomers monitored Neptune’s atmospheric temperatures. They discovered that Neptune’s global temperatures dropped unexpectedly, followed by a dramatic…
Posts published in “Planets”
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NASA’s James Webb Space Telescope is a true technological marvel. The largest and most complex space telescope ever built, Webb is able to gather light…
Observed changes in Neptune’s thermal-infrared brightness, a measure of temperature in Neptune’s atmosphere. The plot shows the relative change in the thermal-infrared brightness from Neptune’s…
A new study reveals that an ancient collision on the Moon’s south pole changed patterns of convection in the lunar mantle, concentrating a suite of…
Researchers were able to directly image newly forming exoplanet AB Aurigae b over a 13-year span using Hubble’s Space Telescope Imaging Spectrograph (STIS) and its…
This is an artist’s illustration of the planet KELT-20b which orbits a blue-white star. The giant planet is so close to its star (5 million…
Artist impression based on JunoCam image of Jupiter acquired on July 21, 2021. Enhanced to highlight features, clouds, colors, and the beauty of Jupiter. Credit:…
This illustration depicts NASA’s Perseverance rover operating on the surface of Mars. Credit: NASA A new study based on recordings made by the rover finds…
There’s a huge amount of variety among exoplanets – planets outside our solar system. There are water worlds, lava planets, egg-shaped worlds, planets with multiple…
NASA’s Mars Science Laboratory Curiosity Rover explores the Gale Crater. Credits: NASA/JPL-Caltech/MSSS Scientists will compare thermophysical properties from rover to orbital data and analog measurements…
This image from ESA’s Mars Express shows Utopia Planitia, a plain that fills one of three major basins in the northern hemisphere of Mars –…
The center of Lagoon Nebula, captured by the Hubble Telescope. Nebulae are the primary sources of helium-3, and the amount of He-3 leaking from the…
Compelling Sign of Alien Life: Methane Could Be the First Detectable Indication of Life Beyond Earth
Methane in a planet’s atmosphere may be a sign of life if nonbiological sources can be ruled out. This illustration summarizes the known abiotic sources…
An artist’s interpretation of liquid water on the surface of the Europa pooling beneath chaos terrain. Credit: NASA/JPL-Caltech Salt water within the icy shell of…
NASA’s Juno mission captured this view of Jupiter’s southern hemisphere during the spacecraft’s 39th close flyby of the planet on January 12, 2022. Credit: NASA/JPL-Caltech/SwRI/MSSS,…
UNLV physicists pioneered a new laser-heating technique in a diamond anvil cell (pictured here) as part of their discovery of a new form of ice.…
Artist’s impression of the Hadean Eon. Credit: Tim Bertelink, CC BY-SA 4.0 Earth formed from the Sun’s protoplanetary disk about 4.6 billion years ago. In…
Computer artwork depicting two protoplanetary disks. These disks of gas and dust host planetesimals, the seeds of new planets. RIKEN astrophysicists have developed a model…
This artist’s impression shows the planet K2-18b, its host star and an accompanying planet in this system. K2-18b is now the only super-Earth exoplanet known…
An artist’s conception of the early Earth. Credit: Simone Marchi/SwRI Researchers at Yale and Caltech have a bold new theory to explain how Earth transformed…