Space News
Study investigates X-ray emission from the galaxy NGC 3894
Phys.org - 5 Jul 2021 14:48
Using NASA's Chandra spacecraft, astronomers have inspected X-ray emission from the center of a young radio galaxy known as NGC 3894. Results of this study, presented in a paper published June 24 on the arXiv pre-print s...
Unfortunately, There are Other Viable Explanations for the Subsurface Lakes on Mars
Universe Today - 5 Jul 2021 00:30
A fresh examination of the data obtained by the Mars Express mission has shown that there may not be lakes beneath the Martian southern polar ice cap. The post Unfortunately, There are Other Viable Explanations for the S...
Sculpted by starlight: A meteorite witness to the solar system's birth
Phys.org - 5 Jul 2021 21:03
In 2011, scientists confirmed a suspicion: There was a split in the local cosmos. Samples of the solar wind brought back to Earth by the Genesis mission definitively determined oxygen isotopes in the sun differ from thos...
Astronomers discover an oversized black hole population in the star cluster Palomar 5
Phys.org - 5 Jul 2021 17:00
Palomar 5 is a unique star cluster. In a paper published today in Nature Astronomy, an international team of astrophysicists led by the University of Barcelona show that distinguishing features of Palomar 5 are likely th...
Image: This camera will be the eye of the ESA's asteroid mission
Phys.org - 5 Jul 2021 16:44
This is the main camera that ESA's Hera mission for planetary defense will be relying on to explore and maneuver around the Didymos asteroid system.
Europa Clipper to determine whether icy moon has ingredients necessary for life
Phys.org - 5 Jul 2021 14:59
In 1610, Galileo peered through his telescope and spotted four bright moons orbiting Jupiter, dispelling the long-held notion that all celestial bodies revolved around the Earth. In 2024, when scientists expect to send t...
A 'strange signal' is coming from the Milky Way. What's causing it?
SPACE.com - 5 Jul 2021 14:26
Space Mysteries: A fast radio burst was detected from within our galaxy for the first time. We may be closer to uncovering its origin.
From atoms to planets, the longest-running Space Station experiment
Phys.org - 5 Jul 2021 14:25
As Europe celebrates 20 years of ESA astronauts on the International Space Station, a Russian-European experiment has been running quietly in the weightless research center for just as long: the Plasma Kristall (PK) suit...
A small satellite with a solar sail could catch up with an interstellar object
Phys.org - 5 Jul 2021 13:43
When 'Oumuamua, the first interstellar object ever observed passing through the solar system, was discovered in 2017, it exhibited some unexpected properties that left astronomers scratching their heads. Its elongated sh...
Earth's cryosphere loses enough ice to cover Lake Superior every year
SPACE.com - 5 Jul 2021 13:00
The planet has been losing 33,000 square miles (87,000 square kilometers) of ice coverage each year since 1979.
Lunar Exploration as a Service: From landers to spacesuits, NASA is renting rather than owning
Space News - 5 Jul 2021 11:00
NASA's Human Landing System program is the biggest bet the agency has made on the commercial space industry since the commercial crew program a decade ago. SpaceNews
Sculpted by starlight: A meteorite witness to the solar system's birth
EurekAlert! - 5 Jul 2021 06:00
(Washington University in St. Louis) Scientists knew a burst of UV light left its mark on our solar system. Now they know the source of that light.
Chasing cosmic particles with radio antennas in Greenland's ice
EurekAlert! - 5 Jul 2021 06:00
(Deutsches Elektronen-Synchrotron DESY) In Greenland's ice sheet, a set-up unlike any other in the world will in future be listening for extremely elusive particles from space. The Radio Neutrino Observatory Greenland (R...
The Yukon-Kuskokswim Delta Shown In Colorful Transition
SpaceRef - 5 Jul 2021 04:09
The Yukon-Kuskokswim Delta is one of the world's largest deltas, and it stands as a remarkable example of how water and ice can shape the land....
Why Does Mercury Have Such A Big Iron Core? Magnetism!
SpaceRef - 5 Jul 2021 04:04
A new study disputes the prevailing hypothesis on why Mercury has a big core relative to its mantle (the layer between a planet's core and crust)....
Observation, Simulation, And AI Join Forces To Reveal A Clear Universe
SpaceRef - 5 Jul 2021 04:00
Japanese astronomers have developed a new artificial intelligence (AI) technique to remove noise in astronomical data due to random variations in galaxy shapes....