A very rare treat is about to grace Earth's night skies.

Astronomers have discovered 85 possible exoplanets outside the Solar System which could potentially sustain life after ...

A researcher has used advanced models that indicate that the formation of Pluto and Charon may parallel that of the Earth-Moon system. Both systems include a moon that is a large fraction of the size ...

NASA recently deemed this situation unacceptable. In April 2024, agency chief Bill Nelson announced that an overhaul of the ...

A NASA postdoctoral researcher at Southwest Research Institute has used advanced models that indicate that the ...

Jupiter is huge when it comes to planets in our solar system, but it turns out there's actually an upper limit when it comes ...

The newcomer replacing Pluto presently goes by “Planet Nine.” If and when it finally shows up, it will get the honor of a ...

J anuary 5, 2005, is an astronomical anniversary that is not really marked but should be. It saw the discovery of dwarf ...

Learn about the size, temperature, and colour of each planet, and discover why Pluto is no longer considered a planet.

This January is a stand-out month, with opportunities to see planets brighter than stars and our best chance to view Mars in ...

A year of discovery awaits, with missions poised to reveal new insights about our home planet, solar system, galaxy, and ...

The vast majority of our top 10 stories typically involve issues with a weeks-long buildup and/or fallout. Number 9 on this year’s list keys on an event that spanned a mere six minutes: the total ...