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Shining starlight on the search for life![]() Greenbelt MD (SPX) Aug 05, 2019 In the hunt for life on other worlds, astronomers scour over planets that are light-years away. They need ways to identify life from afar - but what counts as good evidence? Our own planet provides some inspiration. Microbes fill the air with methane; photosynthesizing plants expel oxygen. Perhaps these gases might be found wherever life has taken hold. But on worlds very different from our own, putative signs of life can be stirred up by non-biological processes. To know a true sign when yo ... read more |
Moon 2069: lunar tourism and deep space launches a century on from Apollo?London, UK (The Conversation) Aug 05, 2019 We've just celebrated the 50th anniversary of the first moon landing, glorying in the achievements of three astronauts and the team of engineers and scientists behind them. From that perspective, we ... more
China's micro lunar orbiter crashes into Moon under controlBeijing (XNA) Aug 05, 2019 China's micro lunar orbiter Longjiang-2 has crashed into the Moon under ground control after it completed its mission, according to the Lunar Exploration and Space Program Center of the China Nation ... more
Chandrayaan-2 orbit successfully raised for 4th timeNew Delhi (IANS) Aug 05, 2019 The fourth orbit raising activity for India's moon spacecraft Chandrayaan-2 was performed successfully at 3:27pm on Friday, the ISRO said. The Indian Space Research Organisation (ISRO) said the orbi ... more
Distant "heavy metal" gas planet is shaped like a footballCollege Park MD (SPX) Aug 05, 2019 The scorching hot exoplanet WASP-121b may not be shredding any heavy metal guitar riffs, but it is sending heavy metals such as iron and magnesium into space. The distant planet's atmosphere is so h ... more |
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Mechanism for gamma-ray bursts from space is decodedJerusalem (SPX) Aug 05, 2019 Gamma-ray bursts, short and intense flashes of energetic radiation coming from outer space, are the brightest explosions in the universe. As gamma rays are blocked by the atmosphere, the bursts were ... more
Anaemic star carries the mark of its ancient ancestorCanberra, Australia (SPX) Aug 05, 2019 A newly discovered ancient star containing a record-low amount of iron carries evidence of a class of even older stars, long hypothesised but assumed to have vanished. In a paper published in ... more
Fastest eclipsing binary, a valuable target for gravitational wave studiesLos Angeles CA (SPX) Jul 26, 2019 Observations made with a new instrument developed for use at the 2.1-meter (84-inch) telescope at the National Science Foundation's Kitt Peak National Observatory have led to the discovery of the fa ... more
TESS uncovers 'first nearby Super-Earth'Cornell NY (SPX) Aug 02, 2019 NASA's Transiting Exoplanet Survey Satellite (TESS), a mission designed to comb the heavens for exoplanets, has discovered its first potentially habitable world outside of our own solar system - and ... more
A chemical clue to how life started on Earth La Jolla CA (SPX) Aug 02, 2019 Earth didn't always harbor life. But around 4 billion years ago, something in the environment changed, and systems with biological properties began to emerge. Many scientists believe a lively dance ... more |
![]() Australia can pick up its game and land a Moon mission
Heavy metal gases observed streaming from football-shaped exoplanetWashington (UPI) Aug 1, 2019 Astronomers have detected heavy metal gases streaming away from an extremely hot, football-shaped exoplanet located 900 light-years from Earth. It's the first time scientists have identified heavy metal gases emanating from a so-called hot Jupiter. ... more |
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Scientists detail mechanism behind gamma-ray burstsWashington (UPI) Aug 1, 2019 Scientists have uncovered the mechanism behind gamma-ray bursts, intense flashes of high-energy radiation originating from space. ... more
Researchers recreate the sun's solar wind and plasma "burps" on EarthMadison WI (SPX) Jul 30, 2019 The sun's solar wind affects nearly everything in the solar system. It can disrupt the function of Earth's satellites and creates the lights of the auroras. A new study by University of Wiscon ... more
Pentagon stalls $10 bn cloud contract eyed by AmazonSan Francisco (AFP) Aug 2, 2019 The Pentagon has put off awarding a $10 billion cloud computing contract sought by Amazon, saying Thursday that the process will be reviewed by the newly-appointed defense secretary. ... more
Pre-life building blocks spontaneously align in evolutionary experimentAtlanta GA (SPX) Aug 05, 2019 When Earth was a lifeless planet about 4 billion years ago, chemical components came together in tiny molecular chains that would later evolve into proteins, crucial life building blocks. A new stud ... more
Microbiologists uncover mechanisms of magnetic bacteriaWashington (UPI) Jul 31, 2019 New research has revealed the mechanics of a magnetic bacteria named Magnetospirillum gryphiswaldense. ... more |
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Jupiter's auroras powered by alternating current Washington (UPI) Jul 11, 2019
New analysis of Juno mission data suggests Jupiter's auroras are powered by alternating current, not direct current.
Jupiter, a the largest planet in the solar system, boasts an aurora with a radiant power of 100 terawatts, or 100 billion kilowatts. It's the brightest aurora in the solar system.
Like Earth's auroras, Jupiter's light shows are centered around its poles. The aurora ... more |
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Shining starlight on the search for life Greenbelt MD (SPX) Aug 05, 2019
In the hunt for life on other worlds, astronomers scour over planets that are light-years away. They need ways to identify life from afar - but what counts as good evidence?
Our own planet provides some inspiration. Microbes fill the air with methane; photosynthesizing plants expel oxygen. Perhaps these gases might be found wherever life has taken hold.
But on worlds very different f ... more |
MEDLI2 installation on Mars 2020 aeroshell begins Pasadena CA (JPL) Aug 05, 2019
Hardware installed onto NASA's Mars 2020 entry vehicle this week will help to increase the safety of future Mars landings.
Charged with returning astronauts to the Moon by 2024, NASA's Artemis lunar exploration plans will establish a sustained human presence on and around the Moon by 2028. NASA will use its Moon missions along with robotic missions to Mars to prepare for human exploration ... more |
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Moon 2069: lunar tourism and deep space launches a century on from Apollo? London, UK (The Conversation) Aug 05, 2019
We've just celebrated the 50th anniversary of the first moon landing, glorying in the achievements of three astronauts and the team of engineers and scientists behind them. From that perspective, we can look back and see what we have learned from the mission. But what if we take a giant leap forward in time and look back at the legacy of Apollo from 2069 - a century after the historic event?
... more |
Mechanism for gamma-ray bursts from space is decoded Jerusalem (SPX) Aug 05, 2019
Gamma-ray bursts, short and intense flashes of energetic radiation coming from outer space, are the brightest explosions in the universe. As gamma rays are blocked by the atmosphere, the bursts were discovered accidentally in the late sixties by the Vela satellites, defense satellites sent to monitor manmade nuclear explosions in space.
Since their discovery the bursts have been at the foc ... more |
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Roscosmos postpones launch of second Arctic weather satellite Moscow (Sputnik) Aug 05, 2019
The launch of the second Russian satellite for weather forecasting and monitoring climate and environment in the Arctic region, Arktika-M, has been postponed to 2023 from 2021, according to documents of Russia space corporation Roscosmos published on the public procurement website.
In May, Roscosmos postponed the launch of the first Arktika-M satellite for the second half of 2020 from 2019 ... more |
Asteroid's surprise close approach illustrates need for more eyes on the sky Paris (ESA) Aug 05, 2019
On 25 July, an asteroid the size of a football field flew by Earth, coming within 65 000 km of our planet's surface during its closest approach - about one fifth of the distance to the Moon.
The 100 m-wide asteroid dubbed '2019 OK' was detected just days before it passed Earth, although archival records from sky surveys show it had previously been observed but wasn't recognised as a near-E ... more |
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Researchers recreate the sun's solar wind and plasma "burps" on Earth Madison WI (SPX) Jul 30, 2019
The sun's solar wind affects nearly everything in the solar system. It can disrupt the function of Earth's satellites and creates the lights of the auroras.
A new study by University of Wisconsin-Madison physicists mimicked solar winds in the lab, confirming how they develop and providing an Earth-bound model for the future study of solar physics.
Our sun is essentially a big ball of ... more |
China launches first private rocket capable of carrying satellites Beijing (AFP) July 25, 2019
A Chinese startup successfully launched the country's first commercial rocket capable of carrying satellites into orbit Thursday, as the space race between China and the US heats up.
Beijing-based Interstellar Glory Space Technology - also known as iSpace - said it launched two satellites into orbit around 1:00 pm Beijing time (0500 GMT) from Jiuquan, a state launch facility in the Gobi de ... more |
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Mechanism for gamma-ray bursts from space is decoded Jerusalem (SPX) Aug 05, 2019
Gamma-ray bursts, short and intense flashes of energetic radiation coming from outer space, are the brightest explosions in the universe. As gamma rays are blocked by the atmosphere, the bursts were discovered accidentally in the late sixties by the Vela satellites, defense satellites sent to monitor manmade nuclear explosions in space.
Since their discovery the bursts have been at the foc ... more |
Human genetic diversity of South America reveals complex history of Amazonia Jena, Germany (SPX) Aug 05, 2019
The vast cultural and linguistic diversity of Latin American countries is still far from being fully represented by genetic surveys. Western South America in particular holds a key role in the history of the continent due to the presence of three major ecogeographic domains (the Andes, the Amazonia, and the Pacific Coast), and for hosting the earliest and largest complex societies.
A new s ... more |
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Study identifies way to enhance the sustainability of manufactured soils Plymouth UK (SPX) Aug 02, 2019
A combination of waste materials supplemented with a product of biomass could help in the search for high quality soils, a new study suggests.
Soil degradation is posing a huge threat to global food security and every year, around 12 million hectares of cropland are lost to soil erosion.
Scientists from the University of Plymouth have demonstrated that adding biochar - a solid, carbo ... more |
Canadian iceberg hunter on the trail of white gold Bonavista, Canada (AFP) Aug 2, 2019 It's midday and Edward Kean, a Canadian fisherman who now scours the North Atlantic for icebergs that have broken off from Greenland's glaciers, is positively beaming.
Using his trusty binoculars, the rotund, 60-year-old captain of the fishing boat 'Green Waters' has spotted his next prize - it's several dozen meters tall and floating just off the coast of Newfoundland.
"It's a very fin ... more |
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500 years on, how Magellan's voyage changed the world Lisbon (AFP) Aug 5, 2019
Ferdinand Magellan set off from Spain 500 years ago on an epoch-making voyage to sail all the way around the globe for the first time.
The Portuguese explorer was killed by islanders in the Philippines two years into the adventure, leaving Spaniard Juan Sebastian Elcano to complete the three-year trip. But it is Magellan's name that is forever associated with the voyage.
"Magellan is sti ... more |
Fastest eclipsing binary, a valuable target for gravitational wave studies Los Angeles CA (SPX) Jul 26, 2019
Observations made with a new instrument developed for use at the 2.1-meter (84-inch) telescope at the National Science Foundation's Kitt Peak National Observatory have led to the discovery of the fastest eclipsing white dwarf binary yet known.
Clocking in with an orbital period of only 6.91 minutes, the rapidly orbiting stars are expected to be one of the strongest sources of gravitational ... more |
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