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Planetary collisions can drop the internal pressures in planets![]() Pasadena CA (SPX) Sep 05, 2019 A new study from Caltech shows that giant impacts can dramatically lower the internal pressure of planets, a finding that could significantly change the current model of planetary formation. The impacts, such as the one that is thought to have caused the formation of the earth's moon roughly 4.5 billion years ago, could cause random fluctuations in core and mantle pressures that would explain some puzzling geochemical signatures in Earth's mantle. "Previous studies have incorrectly assumed t ... read more |
Study Reveals 'Radical' Wrinkle in Forming Complex Carbon Molecules in SpaceBerkeley CA (SPX) Sep 04, 2019 A team of scientists has discovered a new possible pathway toward forming carbon structures in space using a specialized chemical exploration technique at the Department of Energy's Lawrence Berkele ... more
ESA spacecraft dodges large constellationParis (ESA) Sep 04, 2019 For the first time, ESA has performed a 'collision avoidance manoeuvre' to protect one of its spacecraft from colliding with a satellite in a large constellation. On Monday morning, the Agency ... more
NASA Selects Proposals to Advance Understanding of Space WeatherWashington DC (SPX) Sep 04, 2019 NASA has selected three proposals for concept studies of missions that could help us better understand the dynamic space weather system driven by the Sun that manifests near Earth. The proposa ... more
Chandrayaan-2 Completes Second De-Orbiting Manoeuvre Ahead of Historic Landing: ISRONew Delhi (IANS) Sep 05, 2019 The second de-orbiting manoeuvre of Chandrayaan -2 spacecraft was successfully carried out early Wednesday, the Indian Space Research Organisation said, inching towards achieving a historic soft-lan ... more |
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| Previous Issues | Sep 04 | Sep 03 | Sep 02 | Aug 30 | Aug 29 |
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Scientists discover a new type of pulsating starSanta Barbara CA (SPX) Aug 05, 2019 Scientists can tell a lot about a star by the light it gives off. The color, for example, reveals its surface temperature and the elements in and around it. Brightness correlates with a star's mass, ... more
Observed explosion of monster star requires new supernova mechanismBoston MA (SPX) Aug 16, 2019 Scientists at the Center for Astrophysics | Harvard and Smithsonian have announced the discovery of the most massive star ever known to be destroyed by a supernova explosion, challenging known model ... more
NASA Satellite Spots a Mystery That's Gone in a FlashPasadena CA (JPL) Sep 05, 2019 Pops of bright blue and green in this image of the Fireworks galaxy (NGC 6946) show the locations of extremely bright sources of X-ray light captured by NASA's NuSTAR space observatory. Generated by ... more
Pull Me to the Moon: Scientists Revolutionize Space Lift Concept to Save Cash on Lunar MissionsNew York NY (Sputnik) Sep 02, 2019 There is no need to tether a massive cable to the Earth's surface if you can "dangle" it into Earth's orbit from the Moon, a group of Columbia University scientists say. It would be difficult, but n ... more
SLS Rocket Engine Section Completed for Artemis INew Orleans LA (SPX) Sep 02, 2019 The Space Launch System (SLS) rocket engine section, the lowest portion of the massive core stage for NASA's rocket, is assembled and ready to be mated to the rest of the rocket's core stage. ... more |
![]() Storms on Jupiter are disturbing the planet's colorful belts
Temperatures of 800 billion degrees in the cosmic kitchenMunich, Germany (SPX) Aug 23, 2019 When two neutron stars collide, the matter at their core enters extreme states. An international research team has now studied the properties of matter compressed in such collisions. The HADES long- ... more |
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Ttiny satellites that will pave the way to LunaGuildford UK (The Conversation) Sep 02, 2019 The space race between the US and Russia ended half a century ago when US astronauts became the first to walk on the moon. Today there's yet another race, prompted by China's successful landing on t ... more
China's Tianhe-2 Supercomputer to Crunch Space Data From New Radio TelescopeBeijing (Sputnik) Aug 23, 2019 In anticipation of the world's largest astronomical instrument, Beijing is set to construct a permanent regional data hub that will house its Tianhe-2 supercomputer to make sense of reams of data ac ... more
Deep-sea sediments reveal solar system chaos: An advance in dating geologic archivesManoa HI (SPX) Aug 30, 2019 A day is the time for Earth to make one complete rotation on its axis, a year is the time for Earth to make one revolution around the Sun - reminders that basic units of time and periods on Earth ar ... more
Providing a solution to the worst-ever prediction in physicsGeneva, Switzerland (SPX) Aug 30, 2019 The cosmological constant, introduced a century ago by Albert Einstein in his general theory of relativity, is a thorn in the side of physicists. The difference between the theoretical prediction of ... more
Maximum mass of lightest neutrino revealed using astronomical big dataLondon, UK (SPX) Aug 23, 2019 Neutrinos come in three flavours made up of a mix of three neutrino masses. While the differences between the masses are known, little information was available about the mass of the lightest specie ... more |
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Storms on Jupiter are disturbing the planet's colorful belts Berkeley CA (SPX) Aug 23, 2019
Storm clouds rooted deep in Jupiter's atmosphere are affecting the planet's white zones and colorful belts, creating disturbances in their flow and even changing their color.
Thanks to coordinated observations of the planet in January 2017 by six ground-based optical and radio telescopes and NASA's Hubble Space Telescope, a University of California, Berkeley, astronomer and her colleagues ... more |
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Planetary collisions can drop the internal pressures in planets Pasadena CA (SPX) Sep 05, 2019
A new study from Caltech shows that giant impacts can dramatically lower the internal pressure of planets, a finding that could significantly change the current model of planetary formation.
The impacts, such as the one that is thought to have caused the formation of the earth's moon roughly 4.5 billion years ago, could cause random fluctuations in core and mantle pressures that would expl ... more |
NASA engineers attach Mars Helicopter to Mars 2020 rover Washington (UPI) Aug 29, 2019
NASA engineers have installed the miniature helicopter on the space agency's Mars 2020 rover. The Mars Helicopter, nicknamed Scout, will be the first aircraft to fly on another planet.
Earlier this year, NASA Administrator Bridenstine detailed the agency's plans for exploring Mars through the air.
"For the first time, we are going to fly a helicopter on another world with the Mar ... more |
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Pull Me to the Moon: Scientists Revolutionize Space Lift Concept to Save Cash on Lunar Missions New York NY (Sputnik) Sep 02, 2019
There is no need to tether a massive cable to the Earth's surface if you can "dangle" it into Earth's orbit from the Moon, a group of Columbia University scientists say. It would be difficult, but not impossible.
Scientists have come up with an interesting twist on the old concept of space lift, which should, in theory, significantly cut the cost of future Lunar missions, The Daily Star re ... more |
Observed explosion of monster star requires new supernova mechanism Boston MA (SPX) Aug 16, 2019 Scientists at the Center for Astrophysics | Harvard and Smithsonian have announced the discovery of the most massive star ever known to be destroyed by a supernova explosion, challenging known models of how massive stars die and providing insight into the death of the first stars in the universe.
First noticed in November 2016 by the European Space Agency's (ESA) Gaia satellite, three year ... more |
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Philippine Airborne Campaign Targets Weather, Climate Science Greenbelt MD (SPX) Aug 27, 2019
NASA's P-3B science aircraft soared into the skies over the Philippines on Aug. 25 to begin a nearly two-month-long investigation on the impact that smoke from fires and pollution have on clouds, a key factor in improving weather and climate forecasts.
The Cloud, Aerosol, and Monsoon Processes Philippines Experiment (CAMP2Ex) is the most comprehensive field campaign to date in Maritime Sou ... more |
Europe and US teaming up for asteroid deflection Paris (ESA) Sep 04, 2019
Asteroid researchers and spacecraft engineers from the US, Europe and around the world will gather in Rome next week to discuss the latest progress in their common goal: an ambitious double-spacecraft mission to deflect an asteroid in space, to prove the technique as a viable method of planetary defence.
This combined mission is known as the Asteroid Impact Deflection Assessment, or AIDA f ... more |
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NASA Selects Proposals to Advance Understanding of Space Weather Washington DC (SPX) Sep 04, 2019
NASA has selected three proposals for concept studies of missions that could help us better understand the dynamic space weather system driven by the Sun that manifests near Earth.
The proposals examine what drives different parts of that system and ultimately could help us predict and mitigate its effects on spacecraft and astronauts, as NASA's Artemis program looks to send the first woma ... more |
China's KZ-1A rocket launches two satellites Jiuquan, China (XNA) Sep 02, 2019
Two satellites for technological experiments were sent into space by a Kuaizhou-1A, or KZ-1A, carrier rocket from the Jiuquan Satellite Launch Center in northwest China on Saturday.
The rocket blasted off at 7:41 a.m. and sent the two satellites into their planned orbit.
Kuaizhou-1A, meaning speedy vessel, is a low-cost solid-fuel carrier rocket with high reliability and a short prep ... more |
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Observed explosion of monster star requires new supernova mechanism Boston MA (SPX) Aug 16, 2019 Scientists at the Center for Astrophysics | Harvard and Smithsonian have announced the discovery of the most massive star ever known to be destroyed by a supernova explosion, challenging known models of how massive stars die and providing insight into the death of the first stars in the universe.
First noticed in November 2016 by the European Space Agency's (ESA) Gaia satellite, three year ... more |
Humans arrived in Americas earlier than thought, new Idaho artifacts suggest Washington (UPI) Aug 30, 2019
Stone tools recovered from an archaeological dig in western Idaho suggest humans were living in the region at least 16,000 years ago, 1,000 years earlier than previously thought.
The discovery, published Friday in the journal Science, supports the theory that the earliest human migrations into the Americas followed a Pacific coastal route, not an inland ice-free corridor.
The anc ... more |
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Company Claims Orbital Hotel to Host 400 Space Tourists Will Be Operational By 2025 Los Angeles CA (Sputnik) Sep 02, 2019
The creators of the space hotel will offer luxury cruise-liner levels of comfort, artificial gravity, earthly cuisine and hot showers. And they say they can have it up and running a mere six years from today.
A company named Gateway Foundation unveiled its design for a "space hotel" they say will be operational by 2025. Named "The Von Braun Space Station," the hotel is a ring-shaped struct ... more |
Landsat Illustrates Five Decades of Change to Greenland Glaciers Greenbelt MD (SPX) Aug 29, 2019
Ice fronts have retreated, rocky peaks are more exposed, fewer icebergs drift to the ocean: the branching network of glaciers that empty into Greenland's Sermilik Fjord has changed significantly in the last half century. Comparing Landsat images from 1972 and 2019, those changes and more come into view.
The glaciers appear brownish grey in this true-color Landsat 8 satellite image from Aug ... more |
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Water harvester makes it easy to quench your thirst in the desert Berkeley CA (SPX) Sep 02, 2019
With water scarcity a growing problem worldwide, University of California, Berkeley, researchers are close to producing a microwave-sized water harvester that will allow you to pull all the water you need directly from the air - even in the hot, dry desert.
In a paper appearing this week in ACS Central Science, a journal of the American Chemical Society, UC Berkeley's Omar Yaghi and his co ... more |
A key piece to understanding how quantum gravity affects low-energy physics Trieste, Italy (SPX) Aug 09, 2019 Researchers have, for the first time, identified the sufficient and necessary conditions that the low-energy limit of quantum gravity theories must satisfy to preserve the main features of the Unruh effect.
In a new study, led by researchers from SISSA (Scuola Internazionale Superiore di Studi Avanzati, the Complutense University of Madrid and the University of Waterloo, a solid theoretica ... more |
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