For the first time, a mission designed to set its eyes on black holes and other objects far from our solar system has turned its gaze back closer to home, capturing images of our sun. NASA's Nuclear Spectroscopic Telescope ...
Space Exploration
Dec 23, 2014
0
0
Coronal heating is a topic dedicated to explaining how the corona may be heated up to a temperature of millions of degrees, far above that of the photosphere. To transport magnetic energy into the corona, Alfvén-wave turbulence ...
Astronomy
Apr 6, 2020
0
165
The Parker Solar Probe is the little engine that just keeps going and going by the sun. On September 27th, it made its 17th close approach and skimmed just 7.26 million kilometers (4.51 million miles) above the sun's "surface" ...
Astronomy
Oct 6, 2023
0
55
Imagine standing around a roaring campfire, roasting s'mores. You feel the warmth of the flames as the marshmallows crackle. Now back away. You get cooler, right?
Space Exploration
Dec 1, 2016
2
20
NASA is poised to launch a $1.5 billion spacecraft on a brutally hot journey toward the Sun, offering scientists the closest-ever view of our strange and mysterious star.
Space Exploration
Aug 8, 2018
0
84
The further we move away from a heat source, the cooler the air gets. Bizarrely, the same can't be said for the sun, but University of Otago scientists may have just explained a key part of why.
Astronomy
Mar 24, 2022
1
246
Rain is a common phenomenon on Earth. There is a similar phenomenon on the Sun, called coronal rain. It is related to the coronal heating and magnetic field, and plays a fundamental role in the mass cycle between the hot, ...
Astronomy
Apr 22, 2021
11
217
Like most solar sounding rockets, the second flight of the FOXSI instrument - short for Focusing Optics X-ray Solar Imager - lasted 15 minutes, with just six minutes of data collection. But in that short time, the cutting-edge ...
Space Exploration
Oct 13, 2017
0
14
A NASA-funded sounding rocket is getting ready to launch to give insight into one of the biggest mysteries in solar physics—the fact the sun's atmosphere is some 1,000 times hotter than its surface. The mission, developed ...
Space Exploration
Aug 24, 2015
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8
