atlas news
    
Phys : space
24  avril     20h51
NASA’s Chandra releases timelapse movies of Crab Nebula and Cassiopeia A
   New movies of two of the most famous objects in the sky the Crab Nebula and Cassiopeia A are being released from NASA’s Chandra X ray Observatory. Each includes X ray data collected by Chandra over about two decades. They show dramatic changes in the debris and radiation remaining after the...
    20h04
Pushing the limits of sub-kilowatt electric propulsion technology for space mission concepts
   NASA has developed an advanced propulsion technology to facilitate future planetary exploration missions using small spacecraft. Not only will this technology enable new types of planetary science missions, one of NASA’s commercial partners is already preparing to use it for another purpose to...
    19h38
A NASA rover has reached a promising place to search for fossilized life on Mars
   While we go about our daily lives on Earth, a nuclear powered robot the size of a small car is trundling around Mars looking for fossils. Unlike its predecessor Curiosity, NASA’s Perseverance rover is explicitly intended to search for potential evidence of past life , according to the official...
    19h11
Signs of ’spider’ phenomenon on Mars
   ESA’s Mars Express has snapped the telltale traces of spiders scattered across the southern polar region of Mars.
    19h09
See the Southern Ring Nebula in 3D
   Planetary nebula are some of nature’s most stunning visual displays. The name is confusing since they’re the remains of stars, not planets. But that doesn’t detract from their status as objects of captivating beauty and intense scientific study.
    15h30
SpaceX launch marks 300th successful booster landing
   SpaceX sent up the th launch from the Space Coast for the year on the evening of April , a mission that also featured the company’s th successful booster recovery.
    15h00
International team detects eruption of mega-magnetic star in nearby galaxy
   While ESA’s satellite INTEGRAL was observing the sky, it spotted a burst of gamma rays high energy photons coming from the nearby galaxy M . Only a few hours later, ESA’s XMM Newton X ray space telescope searched for an afterglow from the explosion but found none.
    14h31
Black hole ’traffic jams’ discovered in galactic centers by astronomers
   An international study, led by researchers from Monash University, has revealed crucial insights into black hole dynamics within massive disks at the centers of galaxies.
    13h00
Researchers find oldest undisputed evidence of Earth’s magnetic field
   A new study, led by the University of Oxford and MIT, has recovered a . billion year old record of Earth’s magnetic field, and found that it appears remarkably similar to the field surrounding Earth today. The findings have been published in the Journal of Geophysical Research.
    11h30
Lunar landforms indicate geologically recent seismic activity on the moon
   The moon’s steadfast illumination of our night sky has been a source of wonder and inspiration for millennia. Since the first satellite images of its surface were taken in the s, our understanding of Earth’s companion through time has developed immeasurably. A complex interplay of cosmic...
    08h16
China to send three astronauts to Tiangong space station, part of its ambitious program
   China’s space agency is making final preparations to send a new crew to its space station on Thursday as part of its ambitious program that aims to put people on the moon by .
    08h15
Japan’s moon lander wasn’t built to survive a weekslong lunar night. It’s still going after 3
   Japan’s first moon lander has survived a third freezing lunar night, Japan’s space agency said Wednesday after receiving an image from the device three months after it landed on the moon.
23  avril     23h10
Star bars show universe’s early galaxies evolved much faster than previously thought
   The universe’s early galaxies were less chaotic and developed much faster than previously thought, according to new research looking back more than ten billion years in time. An international team of astronomers led by Durham University, UK, has used the James Webb Space Telescope JWST to find...
    20h07
Hubble celebrates 34th anniversary with a look at the little dumbbell nebula
   In celebration of the th anniversary of the launch of NASA’s legendary Hubble Space Telescope on April , astronomers took a snapshot of the Little Dumbbell Nebula also known as Messier , M, or NGC located, light years away in the northern circumpolar constellation Perseus....
    17h18
Will we know if TRAPPIST-1e has life?
   The search for extrasolar planets is currently undergoing a seismic shift. With the deployment of the Kepler Space Telescope and the Transiting Exoplanet Survey Satellite TESS , scientists discovered thousands of exoplanets, most of which were detected and confirmed using indirect methods.
    16h59
Astrophysicists work toward unification of turbulence framework weak-to-strong transition discovered in turbulence
   Turbulence is ubiquitous in nature. It exists everywhere, from our daily lives to the distant universe, while being labeled as the last great unsolved problem of classical physics by Richard Feynman. Prof. Dr. Huirong Yan and her group from the Institute of Physics and Astronomy at the University...
    16h50
NASA to overhaul mission returning samples from Mars here’s why it must and will go ahead
   NASA recently announced that it is seeking new ways to complete the return to Earth of rock cores drilled by the Perseverance Rover in the Jezero Crater on Mars. This has led to some anxiety among space scientists, who view the Mars Sample Return MSR mission as a cornerstone of plans to explore...
    16h40
SpaceX launch this evening would mark 300th booster landing if successful
   SpaceX is set to send up the th launch on the Space Coast this year targeting an evening liftoff Tuesday that would see the th booster recovery if successful.
    16h35
MeerKAT: The South African radio telescope that’s transformed our understanding of the cosmos
   South Africa’s Karoo region is a vast semi arid area that stretches across four of the country’s provinces. It is sparsely populated and renowned for its wide open spaces.
    16h16
A first glimpse at our galaxy’s magnetic field in 3D
   Thanks to new sophisticated techniques and state of the art facilities, astronomy has entered a new era in which the depth of the sky can finally be accessed. The ingredients of our cosmic home, the Milky Way galaxy stars, gas, magnetic fields can at long last be mapped in D.
    14h03
New JWST observations reveal black holes rapidly shut off star formation in massive galaxies
   New research published in Nature showcases new observations from the James Webb Space Telescope JWST that suggest black holes rapidly shut off star formation in massive galaxies by explosively removing large amounts of gas.
    13h50
Observations explore globular cluster system in the galaxy NGC 4262
   Using the Canada France Hawaii Telescope CFHT , Indian astronomers have performed wide and deep field observations of a polar ring galaxy known as NGC . Results of the observational campaign, published April on the pre print server arXiv, shed more light on the globular cluster system of...
    13h21
New evidence found for Planet 9
   A small team of planetary scientists from the California Institute of Technology, Université Côte d’Azur and Southwest Research Institute reports possible new evidence of Planet . They have published their paper on the arXiv preprint server, and it has been accepted for publication in The...
    12h50
Researchers detect a new molecule in space
   New research from the group of MIT Professor Brett McGuire has revealed the presence of a previously unknown molecule in space. The team’s open access paper, Rotational Spectrum and First Interstellar Detection of Methoxyethanol Using ALMA Observations of NGC I, was published in the April...
22  avril     20h37
Q&A: Cosmic rays, space weather and larger questions about the universe
   With the naked eye, you can’t see the weather in space, or feel the cosmic rays beaming down to Earth but they can impact critical systems like our climate, computer connectivity, communications and even our health.
    19h26
NASA’s Voyager 1 resumes sending engineering updates to Earth
   For the first time since November, NASA’s Voyager spacecraft is returning usable data about the health and status of its onboard engineering systems. The next step is to enable the spacecraft to begin returning science data again. The probe and its twin, Voyager, are the only spacecraft to ever...
    19h23
Eclipse projects shed new light on solar corona
   Teams led by Southwest Research Institute successfully executed two experiments by land and air collecting unique solar data from the total eclipse that cast a shadow from Texas to Maine on April, . The Citizen Continental America Telescopic Eclipse CATE experiment engaged more than...
    19h17
Why is methane seeping on Mars? NASA scientists have new ideas
   The most surprising revelation from NASA’s Curiosity Mars Rover that methane is seeping from the surface of Gale Crater has scientists scratching their heads.
    18h20
Astrophysics research advances understanding of how gamma-ray bursts produce light
   Gamma ray bursts GRBs are intense bursts of gamma radiation, typically generating more energy in a few seconds than the sun will produce over its ten billion year lifetime. These transient phenomena present one of the most challenging puzzles in astrophysics, dating back to their accidental...
    17h56
Simulated microgravity affects sleep and physiological rhythms, study finds
   Simulated effects of microgravity significantly affect rhythmicity and sleep in humans, a new study from the University of Surrey finds. Such disturbances could negatively affect the physiology and performance of astronauts in space.