Old NASA satellite plunges to Earth over Sahara Desert
An old NASA satellite that studied the sun for more than a decade fell to Earth over the Sahara Desert, the space agency reported Thursday.
An old NASA satellite that studied the sun for more than a decade fell to Earth over the Sahara Desert, the space agency reported Thursday.
Space Exploration
Apr 20, 2023
0
80
Imagine you traveled thousands of miles to see a total solar eclipse, but as the Moon began moving in front of the Sun, the sky grows cloudy, blocking your view of the unique celestial spectacle.
Space Exploration
Apr 19, 2023
0
3
An old NASA satellite is expected to fall to Earth this week, but experts tracking the spacecraft say chances are low it will pose any danger.
Space Exploration
Apr 18, 2023
0
8
On March 23, sky observers marveled at a gorgeous display of northern and southern lights. It was reminder that when our sun gets active, it can spark a phenomenon called "space weather." Aurorae are among the most benign ...
Planetary Sciences
Apr 3, 2023
0
116
As questions abound about the Earth's closest star, scientists are seeking answers critical to forecasting solar flares that threaten satellites and other electronics.
Astronomy
Mar 30, 2023
0
26
A massive eruption of solar material, known as a coronal mass ejection or CME, was detected escaping from the sun at 11:36 p.m. EDT on March 12, 2023.
Astronomy
Mar 15, 2023
0
131
Coronal mass ejections (CMEs) are large expulsions of magnetized plasma from the sun. Determining the spatial and temporal evolution characteristics of CMEs, especially their possible periodic patterns, is valuable for establishing ...
Astronomy
Feb 23, 2023
0
18
Scientists at the Skolkovo Institute of Science and Technology (Russia), together with colleagues from the Leibniz Institute for Astrophysics (Germany), the University of Graz & the Kanzelhöhe Observatory (Austria), the ...
Astronomy
Jan 24, 2023
0
121
Sunspots are the most noticeable manifestation of solar magnetic field concentrations in the photosphere. A typical mature sunspot has an umbra and a penumbra. Light bridges (LBs) are the strip-like bright features, two ends ...
Astronomy
Jan 18, 2023
0
36
Quasi-periodic pulsations (QPPs; also known as quasi-periodic oscillations, i.e., QPOs) are electromagnetic emission phenomena that vary quasi-periodically with time. They appear in celestial transient events with different ...
Astronomy
Jan 4, 2023
0
54