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Solar System News
September 29, 2020

Top Headlines
 

Cosmic Diamonds Formed During Gigantic Planetary Collisions

Geoscientists have found the largest extraterrestrial diamonds ever discovered - a few tenths of a millimeter in size nevertheless - inside meteorites. Together with an international team of ...

Discovery of Close Binary Trans-Neptunian Object

A new study reveals the binary nature of a trans-Neptunian object ...

First Measurements of Radiation Levels on the Moon

In the coming years and decades, various nations want to explore the moon, and plan to send astronauts there again for this purpose. But on our inhospitable satellite, space radiation poses a ...

First Study With CHEOPS Data Describes One of the Most Extreme Planets in the Universe

CHEOPS keeps its promise: Observations with the space telescope reveal details of the exoplanet WASP-189b - one of the most extreme planets ...
Latest Headlines
updated 11:02pm EDT

Earlier Headlines
 

AI Used to Show How Hydrogen Becomes a Metal Inside Giant Planets

Researchers have used a combination of AI and quantum mechanics to reveal how hydrogen gradually turns into a metal inside giant ...

Sand-Sized Meteoroids Are Peppering Asteroid Bennu

A new study posits that the major particle ejections off the near-Earth asteroid Bennu may be the consequence of impacts by small, sand-sized particles called meteoroids onto its surface as the ...

Meteorites Show Transport of Material in Early Solar System

New studies of a rare type of meteorite show that material from close to the Sun reached the outer solar system even as the planet Jupiter cleared a gap in the disk of dust and gas from which the ...

To the surprise of many planetary scientists, the oxidized iron mineral hematite has been discovered at high latitudes on the ...

Sleep Duration, Efficiency and Structure Change in Space

It's hard to get a good night's sleep in space. An evaluation of astronauts serving on the Mir space station found that they experienced shorter sleep durations, more wakefulness, and ...

The Hubble Space Telescope has snapped the closest images yet of the sky's latest visitor to make headlines, comet NEOWISE, after it passed by the Sun. This is the first time Hubble has ...

Unveiling Rogue Planets With NASA's Roman Space Telescope

New simulations show that NASA's Nancy Grace Roman Space Telescope will be able to reveal myriad rogue planets -- freely floating bodies that drift through our galaxy untethered to a ...

The Most Sensitive Instrument in the Search for Life Beyond Earth

Researchers have developed the highly sensitive ORIGIN instrument, which can provide proof of the smallest amounts of traces of life, for future space missions. The instrument may be used on missions ...

Data from NASA's recent Dawn mission answers two long-unresolved questions: Is there liquid inside Ceres, and how long ago was the dwarf planet geologically ...

NASA's Planet Hunter Completes Its Primary Mission

NASA's TESS has completed its primary mission, imaging about 75% of the starry sky during a two-year-long survey. TESS has found 66 new planets, nearly 2,100 candidates, and much ...

Huge Ring-Like Structure on Ganymede's Surface May Have Been Caused by Violent Impact

Image data reanalysis has revealed that ancient tectonic troughs are concentrically distributed across almost the entire surface of Jupiter's moon Ganymede. Computer simulation results suggest ...

Vast areas of the Martian night sky pulse in ultraviolet light, according to images from NASA's MAVEN spacecraft. The results are being used to illuminate complex circulation patterns in the ...

Researchers Use InSight for Deep Mars Measurements

Using data from NASA's InSight Lander on Mars, seismologists have made the first direct measurements of three subsurface boundaries from the crust to the core of the red ...

Ammonia-Rich Hail Sheds New Light on Jupiter's Weather

New Juno results suggest that the violent thunderstorms taking place in Jupiter's atmosphere may form ammonia-rich hail, or 'mushballs', that play a key role in the planet's ...

Sun’s Bubble of Influence May Be Shaped Like a Deflated Croissant

Scientists have developed a new prediction of the shape of the bubble surrounding our solar system using a model developed with data from NASA ...

Lava Tubes on Mars and the Moon Are So Wide They Can Host Planetary Bases

Subsurface cavities created by lava on Mars and the Moon could provide a shield against cosmic radiation, new research ...

Planet Found Orbiting Small, Cool Star

Precision measurements made with the VLBA have revealed that a small, cool star 35 light-years from Earth is orbited by a Saturn-sized planet once every 221 ...

A large number of the valley networks scarring Mars's surface were carved by water melting beneath glacial ice, not by free-flowing rivers as previously thought, according to new research. The ...

Iron-Rich Meteorites Show Record of Core Crystallization in System's Oldest Planetesimals

New work uncovers new details about our Solar System's oldest planetary objects, which broke apart in long-ago collisions to form iron-rich meteorites. Their findings reveal that the distinct ...

Two NASA astronauts splashed down safely in the Gulf of Mexico Sunday for the first time in a commercially built and operated American crew spacecraft, returning from the International Space Station ...

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