3I/ATLAS is only the third known interstellar visitor, hence the prefix “3I.” The second known interstellar body, Comet 2I/Borisov, was discovered by the Russian astronomer Gennady Borisov in August ...
Astronomer Gianluca Masi of the Virtual Telescope Project captured breathtaking imagery of solar system comet C/2025 K1 ...
Nearly a century after Pluto’s discovery, astronomers are still hunting for mysterious planets beyond Neptune - including a ...
FAQ – Asteroids & Comets Is Ceres an asteroid or a dwarf planet? I have seen it classified as both. On January 1, 1801, Giuseppe Piazzi discovered the first asteroid, 1 Ceres. In 2006, when Pluto was ...
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We Found a New Planet in the Solar System
Astronomers have discovered 2017 OF21, a distant dwarf planet candidate located about 90 times farther from the Sun than Earth, making it more than twice as far as Pluto. With a highly elongated orbit ...
More than 50 times further from the Sun than Earth, the tiny dwarf planet Makemake is one of the last places you'd expect to find an intact gaseous atmosphere. Not only is it incredibly cold, being ...
WASHINGTON, Sept 26 (Reuters) - Astronomers using the Hubble Space Telescope have observed a white dwarf - a highly compact stellar ember - that appears to have gobbled up an icy world akin to the ...
More than 2 billion kilometers farther from the sun than Pluto, a frigid world named Makemake sports the most distant gas ever seen in our solar system, new observations reveal. “By surprise, we found ...
Using the James Webb Space Telescope, scientists have detected gas on the distant dwarf planet, Makemake. Credit: NASA / ESA / Southwest Research Institute / A. Parker illustration Scientists have ...
The dwarf planet Ceres, the only dwarf planet in the main asteroid belt, might have once been hospitable for life, according to a recent study. NASA / JPL-Caltech / UCLA / MPS / DLR / IDA Ceres, the ...
Our solar system is much like a trail of microcosmic breadcrumbs: Follow the molecular bits as far back as they go, and you'll learn a thing or two about where many of our planets and other celestial ...
Eris is a dwarf planet comparable in size to Pluto but beyond the Kuiper Belt in a region called the Scattered Disk. It has its own moon named Dysnomia. When discovered it was considered for ...
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