Since the Kepler Space Telescope began its prowl for exoplanets in 2009, it has uncovered a strange pattern among these alien ...

Discovered by volunteer scientists, this alien planet is out of synch with its siblings ...

"The combination of extreme disk size, strong asymmetries, winds, and potential planet formation makes it the perfect ...

Which way is ‘down’ has a different answer depending on where you are on Earth, in the solar system, in our galaxy and beyond ...

Those concerned that 3I/ATLAS' arrival to our solar system meant that some sort of alien invasion was imminent can breathe a ...

When the object now known as 3I/ATLAS was flagged by automated sky surveys, it first looked like another distant icy body ...

At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the ...

I/ATLAS is a newly detected interstellar object that entered the solar system from outside our stellar neighborhood, ...

We live in a very exciting time: answers to some of the oldest questions humanity has conceived are within our grasp. One of ...

Astronomers have captured an exceptionally rare view of young planets in mid-transformation, revealing how bloated, giant worlds may shrink into the most common planets in the galaxy. Astronomers have ...

The hunt for worlds beyond our solar system has shifted from counting planets to confronting extremes that strain basic ...

Space is cold and has abundant solar energy — the very things data centers need. Experts tell us it’s not that simple.