The ability to have access to the Internet or use a mobile phone anywhere in the world is taken more and more for granted, but the brightness of Internet and telecommunications satellites that enable global communications ...
Space Exploration
Oct 8, 2023
0
19
The central question in the ongoing hunt for dark matter is: what is it made of? One possible answer is that dark matter consists of particles known as axions. A team of astrophysicists, led by researchers from the universities ...
Astronomy
Oct 6, 2023
7
228
Our planet is being continuously bathed in radio signals from satnav satellites—which are useful for much more than just navigation. Dedicated space missions acquire these signal reflections to amass valuable environmental ...
Space Exploration
Oct 6, 2023
0
28
A striking orange and blue streak fills this new image from NASA's Hubble Space Telescope. Hubble's visible and infrared capabilities captured this edge-on view of lenticular galaxy NGC 612. Lenticular galaxies have a central ...
Astronomy
Oct 4, 2023
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34
Venus may be a (slightly) gentler place than some scientists give it credit for.
Planetary Sciences
Oct 2, 2023
3
188
Observations of the BlueWalker 3 prototype satellite show it is one of the brightest objects in the night sky, outshining all but the brightest stars.
Astronomy
Oct 2, 2023
0
91
Tracking spacecraft as they traverse deep space isn't easy. So far, it's been done manually, with operators of NASA's Deep Space Network, one of the most capable communication arrays for contacting probes on interplanetary ...
Space Exploration
Oct 2, 2023
0
10
Every so often, astronomers glimpse an intense flash of radio waves from space—a flash that lasts only instants but puts out as much energy in a millisecond as the sun does in a few years. The origin of these "fast radio ...
Astronomy
Sep 29, 2023
1
265
The nearby radio galaxy M87, located 55 million light-years from the Earth and harboring a black hole 6.5 billion times more massive than the sun, exhibits an oscillating jet that swings up and down with an amplitude of about ...
Astronomy
Sep 27, 2023
1
57
There are unexplored regions of the universe—and there are also unexplored times. In fact, there's a nearly 400-million-year gap in our universe's history that we've never seen: a time before stars known as the Dark Ages. ...
Space Exploration
Sep 26, 2023
0
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