Explore the relative sizes of the planets in our Solar System and discover their actual distances from the Sun in this ...

While life on Mars (and Venus) has long been an obsession for those wondering if we're alone, there are other places in our ...

Name all 8 planets correctly to prove your space knowledge is out of this world!

Introduction: NASA's solar system exploration paradigm : the first fifty years and a look at the next fifty / James L. Green and Kristen J. Erickson -- Part I. Overview. Exploring the Solar System : ...

Far from the Sun’s heat, orbiting the outer planets of the solar system, are moons with oceans of liquid water beneath their frozen surfaces. Keith Cooper finds out how planetary scientists are ...

The early solar system may have been far more chaotic than we ever imagined. A new study published in Icarus suggests that our solar system might have once hosted an additional giant planet, whose ...

A team of astronomers from the University of Montreal has discovered a new potentially habitable exoplanet orbiting the red dwarf star L 98-59, 35 light-years from Earth. This discovery means there ...

The Sun is the source of energy for life on Earth and is the strongest modulator of the human physical environment. In fact, the Sun’s influence extends throughout the solar system, both through ...

Forbes contributors publish independent expert analyses and insights. An award-winning reporter writing about stargazing and the night sky. Astronomers have found a distant celestial body — ...

Earth is the only planet known to support life. Learn about what Earth is made of and where it came from. When you purchase through links on our site, we may earn an affiliate commission. Here’s how ...