The existence of "Planet Nine," a hypothetical planet in the outer solar system, is supported by indirect evidence such as the unusual clustering of orbits of extreme trans-Neptunian objects (ETNOs) ...
The search for an unknown planet in our solar system has inspired astronomers for more than a century. Now, a recent study suggests a potential new candidate, which the paper’s authors have dubbed ...
Modern astronomy is giving us unprecedented views of the asteroids, comets, and other small bodies that litter our cosmic ...
Morning Overview on MSN
Astronomers find six planets in perfect orbital rhythm
In a remarkable discovery, astronomers have unearthed a six-planet system orbiting the star HD 110067, where the celestial ...
The Brighterside of News on MSN
An Earth-like planet could be hiding at the edge of our solar system
Beyond Neptune lies the Kuiper Belt, a vast expanse of icy bodies that may hold clues to the solar system’s formation. These ...
A team of scientists has found a new planet which orbits the wrong way around its host star. The planet, named WASP-17, and orbiting a star 1000 light years away, was found by the UK’s WASP project in ...
This article was originally featured on The Conversation. Are planets in the solar system that are closer to the Sun older than the ones further away? – Gavriel, age 10, Paducah, Kentucky A cloud of ...
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