In the Bible, the Star of Bethlehem rises in the southern sky and then comes to a standstill, which is abnormal for a ...
Interstellar comet 3I/Atlas is set to reach its nearest point to the sun and Earth on Dec. 19. Here's what to know.
The direction, distance and motion of the comet through the sky during its closest approach could have made it seem like it ...
The mystifying 3I/ATLAS interstellar comet is blazing toward Earth and will in a matter of days come as close to our planet ...
The interstellar comet 3I/ATLAS will make its closest approach to Earth on December 19, and will be visible with binoculars ...
This week marks the last chance for backyard astronomers to see interstellar Comet 3I/ATLAS before it races on its journey ...
Mars clocks tick 477 microseconds faster per Earth day, complicating future missions and interplanetary timekeeping.
A University of Arizona-led team using a camera orbiting Mars has captured the closest images yet of an interstellar comet so rare that it has sparked wild speculation about its alien origins. The ...
A mysterious interstellar comet known as 3I/ATLAS is about to make its closest approach to Earth in December 2025. Here's ...
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Perihelion: What is it and when does it occur?
Perihelion is the point at which an orbiting body is closest to the sun. The word comes from Greek and literally means around (peri) the sun (helios).
FROSTI is a new adaptive optics system that precisely corrects distortions in LIGO’s mirrors caused by extreme laser power.
Space exploration is chock-full of jaw-dropping stories, some iconic like the Apollo lunar missions, and some “hidden gems”.
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