Twenty years ago today a magnetar’s epic tantrum made our planet ring like a bell from tens of thousands of light-years away ...

An exoplanet in the Trappist star system — a multi-planet star system similar to the solar system and just 39 light-years ...

Now, researchers suggest these mysteries could point to the existence of an undiscovered Earth-like planet. Decoding the ...

Computer simulations suggest that there is an undiscovered Earth-like planet lurking in the distant ... [+] Kuiper Belt, well past the orbit of Neptune (artistic illustration). There may be an ...

The topic naturally includes study of the important chemical and isotopic components that went into the formation of the singular example we have of a habitable planet, Earth. Both Cosmochemistry and ...

Researchers have doubled the number of known dark comets, identifying two distinct types: larger ones in the outer solar system and smaller ones in the inner solar system. This discovery raises new ...