Quasi-periodic oscillations (QPOs) are a rare phenomenon in active galactic nuclei. They have been observed to occur at periods ranging from minutes to hours, days, weeks, and even years across
Quasi-periodic oscillations (QPOs) are a rare phenomenon in active galactic nuclei. They have been observed to occur at periods ranging from minutes to hours, days, weeks, and even years across
WASHINGTON — Developers of wildfire-detection satellites are moving beyond raw data delivery, adding tools that show firefighters and researchers when satellites will actually pass over the areas they are watching.
Light is the fastest phenomenon in the universe, clocking in at just under 300,000 kilometers per second. The telescopes that observe that light, from radio waves to gamma rays, are
In the consumer electronics playbook, custom silicon is the final step in the marathon: you use off-the-shelf components to prove a product, achieve mass scale and only then invest in
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WASHINGTON — A Senate committee has delayed consideration of a bill intended to expedite Federal Communications Commission reviews of satellite license applications amid concerns that the proposal may be too
Mercury, as seen by NASA’s MESSENGER orbiter. Through a new analysis of MESSENGER’s images, researchers have found surprising geological activity on our solar system’s innermost planet. Image via NASA. EarthSky’s
TAMPA, Fla. — After helping place proliferated low Earth orbit (LEO) constellations at the center of U.S. military space planning, the SmallSat Alliance is now tackling how these networks can
Northrop Grumman announced the successful testing of its Bombardment Attack Missile Motor 29! 2.0, or BAMM29! 2.0, solid rocket motor at its Promontory, Utah facility. The testing marks a significant
New tools unlock new discoveries in science. So when a new type of non-destructive technology becomes widely available, it’s inevitable that planetary scientists will get their hands on it to






