A new study suggests yet another theory for a possible extra planet in our solar system, likely of a size between Mercury and ...

We all need some space sometimes—but it's harder to find than you might think. How far into our universe do we have to go to ...

I recall as a child lying on the grass at night, gazing up at the stars, and wondering if any of those distant suns had planets orbiting nearby. I was not ...

On October 6 1995, at a scientific meeting in Florence, Italy, two Swiss astronomers made an announcement that would transform our understanding of the universe beyond our solar system. Michel Mayor ...

Exoplanet hunters Christopher Watson and Annelies Mortier explain the long search for a 'twin Earth' capable of sustaining ...

Space weather isn’t referring to rain clouds that float through the galaxy. Instead, it’s caused by massive explosions of particles that shoot out from the Sun.

The striking thing about this is that repeating the procedure on the star turned up no evidence of carbon-based chemicals, ...

Discover the natural causes of climate change with Milankovitch Cycles, impacting Earth's orbit, axis, and solar energy ...

A study led by Howard Chen looks to explain what NASA space telescopes are missing in the search for life beyond Earth.

From unreliable grids to uninterrupted power, engineer Sohan Naik’s solar journey with Power Planet lights up villages, farms ...

Mercury is tiny, barely bigger than the Moon. Its metallic core makes up 70% of the planet’s mass, vastly exceeding Earth’s ...

Astronomers have discovered new evidence that suggests the possibility of an unknown planet in our solar system's farthest reaches. The study, published in the Monthly Notices of the Royal ...