There are a couple of ways that scientists can date planets, so which planets formed first in our solar system?

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

Our solar system is a smashing success. A new study suggests that from its earliest period—even before the last of its ...

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

The NASA/ESA/CSA James Webb Space Telescope has provided the first direct measurements of the chemical and physical ...

An instrument built by the University of Colorado Boulder will soon launch on a NASA space mission where it will aim to collect interstellar dust particles hurtling through space at an average of 16 ...

Lying between Mars and Jupiter is a massive ring of rock debris—the asteroid belt. Now thin, it’s fading away gradually.

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

The rate of finding these distant worlds has recently increased, with astronomers scrambling to accommodate the data ...

KENNEDY SPACE CENTER — SpaceX’s Falcon 9 rocket pierced the Wednesday morning sky as it launched three spacecraft from NASA and NOAA that will study the solar system’s “bubble,” collect information on ...

About 4.6 billion years ago, our corner of space was basically just a boring cloud of gas and dust floating […] ...

NASA has confirmed the discovery of Comet 3I Atlas, the third known interstellar object to pass through our solar system after ʻOumuamua and Borisov. Detected in July 2025 by the ATLAS telescope in ...