Solar minimum is coming
High up in the clear blue noontime sky, the sun appears to be much the same day-in, day-out, year after year.
Space Exploration
Jun 28, 2017
0
80
News tagged with galactic cosmic rays
A magnetic bubble could protect astronauts from dangerous space radiation
Humans have long dreamed of setting foot on Mars or beyond, and the advances by companies like SpaceX and Blue Origin means perhaps the dream could be closer than ever to becoming reality. But as it stands now, sending astronauts ...
Space Exploration
May 6, 2022
1
177
Astrophysicists investigate the possibility of life below the surface of Mars
Although no life has been detected on the Martian surface, a new study from astrophysicist and research scientist Dimitra Atri at the Center for Space Science at NYU Abu Dhabi finds that conditions below the surface could ...
Space Exploration
Jul 28, 2020
1
258
Uncovering our solar system's shape
Scientists have developed a new prediction of the shape of the bubble surrounding our solar system using a model developed with data from NASA missions.
Astronomy
Aug 5, 2020
1
416
Data from the Fermi Large Area Telescope suggests there is a particle accelerator in the galactic center
A team of researchers at the Chinese Academy of Sciences has found evidence of a powerful particle accelerator in the galactic center. In their paper published in the journal Nature Communications, the group describes their ...
A source accelerating Galactic cosmic rays to unprecedented energy discovered at the centre of the Milky Way
For more than 10 years the H.E.S.S. observatory in Namibia, run by an international collaboration of 42 institutions in 12 countries, has been mapping the center of our galaxy in very-high-energy gamma rays. These gamma rays ...
Astronomy
Mar 16, 2016
18
1324
What is the best radiation shielding for the surface of Mars?
The planet Mars is calling to us. At least, that is the impression one gets when examining all the planned and proposed missions to the red planet in the coming decade. With so many space agencies currently sending missions ...
Space Exploration
Jun 6, 2022
8
61
Cosmic radiation causes fluctuations in global temperatures, but doesn't cause climate change
(Phys.org)—Unlike electromagnetic radiation, which consists of massless and accelerated charged particles, galactic cosmic rays (CR) are composed mostly of atomic nuclei and solitary electrons, objects that have mass. Cosmic ...
At the solar system's edge, more surprises from Voyager
(Phys.org) —Data from NASA's Voyager 1 spacecraft continues to provide new insight on the outskirts of our solar system, a frontier thought to be the last that Voyager will cross before becoming the first man-made object ...
Space Exploration
Jun 27, 2013
25
0
Mapping the best route for a spacecraft traveling beyond the sun's sphere of influence
The heliosphere—made of solar wind, solar transients, and the interplanetary magnetic field—acts as our solar system's personal shield, protecting the planets from galactic cosmic rays. These extremely energetic particles ...
Astronomy
Mar 29, 2024
6
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