Search results for planetary system

Space Exploration 11 hours ago

ALMA shows volcanic impact on Io's atmosphere

New radio images from the Atacama Large Millimeter/submillimeter Array (ALMA) show for the first time the direct effect of volcanic activity on the atmosphere of Jupiter's moon Io.

Earth Sciences 16 hours ago

Researchers provide most detailed and complete record yet of Earth's last magnetic reversal

Earth's magnetic fields typically switch every 200 to 300 millennia. Yet, the planet has remained steady for more than twice that now, with the last magnetic reversal occurring about 773,000 years ago. A team of researchers ...

Space Exploration Oct 21, 2020

NASA probe OSIRIS-REx 'boops' asteroid Bennu in historic mission

After a four-year journey, NASA's robotic spacecraft OSIRIS-REx briefly touched down on asteroid Bennu's boulder-strewn surface on Tuesday to collect rock and dust samples in a precision operation 200 million miles (330 million ...

Astronomy Oct 20, 2020

NASA probe Osiris-Rex set to 'kiss' asteroid Bennu in historic mission

After a four-year journey, NASA's robotic spacecraft Osiris-Rex will descend to asteroid Bennu's boulder-strewn surface on Tuesday, touching down for a few seconds to collect rock and dust samples in a precision operation ...

Astronomy Oct 20, 2020

Ultraviolet shines light on origins of the solar system

In the search to discover the origins of our solar system, an international team of researchers, including planetary scientist and cosmochemist James Lyons of Arizona State University, has compared the composition of the ...

Space Exploration Oct 20, 2020

Q&A: What touching an asteroid can teach us

The University of Arizona-led OSIRIS-REx mission will make NASA's first attempt at collecting a sample from an asteroid on Oct. 20. The sample, which will be returned to Earth in 2023, has the potential to shed light on the ...

Space Exploration Oct 19, 2020

Spacecraft design could get to Titan in only 2 years using a direct fusion drive

Fusion power is the technology that is 30 years away, and always will be, according to skeptics, at least. Despite its difficult transition into a reliable power source, the nuclear reactions that power the sun have a wide ...

Space Exploration Oct 16, 2020

Why scooping an asteroid sample is harder than it looks

When NASA's OSIRIS-REx spacecraft descends toward the surface of Bennu on Oct. 20, it will be the first time that a U.S.-led mission attempts to pick up a sample of pristine material from an asteroid. Bennu is likely an extraterrestrial ...

Earth Sciences Oct 16, 2020

Unprecedented energy use since 1950 has transformed humanity's geologic footprint

A new study coordinated by CU Boulder makes clear the extraordinary speed and scale of increases in energy use, economic productivity and global population that have pushed the Earth towards a new geological epoch, known ...

Space Exploration Oct 16, 2020

BepiColombo slows down at Venus en route to Mercury

Approaching Venus from its day side, passing the planet, using its gravitational pull to slow down and continuing on its night side on course for Mercury: On Thursday 15 October 2020, at 05:58 CEST, ESA's BepiColombo spacecraft ...

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