
Astronomy
50 years ago, astronomers challenged claims that Barnard’s star has a planet
Astronomers have been searching for planets around the sun’s close neighbor for decades.
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Astronomers have been searching for planets around the sun’s close neighbor for decades.
In 1991, physicists spotted a cosmic ray with so much energy it warranted an ‘OMG.’ Now that energetic particle has a new companion.
Mouse embryos in space can develop into clusters of cells called blastocysts. The result is a step toward understanding how human embryos will fare.
In the 1970s, NASA’s Mariner 10 became the first spacecraft to visit Mercury. Only one other probe has made the journey and another one is on its way.
Seen in images from the James Webb Space Telescope, the high-altitude feature may help untangle the inner workings of the giant planet’s atmosphere.
The Giant Magellan Telescope is slated to probe the cosmos for Earthlike worlds and atmospheric signatures of potential extraterrestrial life.
Mars’ dense liquid iron core is wrapped in a layer of molten rock, which threw off previous measurements of the Red Planet’s heart.
An upgrade to LIGO that comes from exploiting a quantum rule known as the Heisenberg uncertainty principle makes it easier to detect spacetime ripples.
Thanks to its home in the Pinwheel galaxy, a favorite of amateur astronomers, researchers have monitored SN 2023ixf since shortly after it exploded.
New meteorite data suggest the orbits of the giant planets abruptly changed about 60 million to 100 million years after the solar system started forming.
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