Five planets are currently visible from Earth at the same time, in what’s known as a planet parade – or a planetary alignment, in astronomical terms. It is a celestial phenomenon where planets can be ...

Rising CO₂ levels will make the upper atmosphere colder and thinner, altering how geomagnetic storms impact satellites.

Venus, Jupiter, Saturn and a faint Mercury are visible this month to the naked eye, and the best chances to spot them are ...

An interstellar comet spotted by NASA is headed for our solar system, showing up near Earth later this year, but it's another ...

When we think about how radiation effects life, we usually have a negative picture in our head, but on Mars, radiation could be sustaining life.

Scientists say the findings help explain how life can exist in extreme environments using the chemical compound methane instead of sunlight.

The Kennedy Space Center Visitor Complex stands as Florida’s monument to our collective cosmic ambition, a place where the extraordinary became possible and where history continues to unfold with each ...

There may be a habitable world at the Sun's closest solar twin. In the complex space inhabited by the Alpha Centauri triple ...

The U.S. planetary science community is sounding the alarm about plans to discard a nuclear technology that has powered ...

The waning Moon passes Jupiter, Venus, and Mercury before dawn, while Titan’s shadow transits Saturn in the sky this week.

TRAPPIST-1 d has long fascinated astronomers as a possible Earth-like world beyond our solar system. It is rocky, close to ...

"The planet gets in the way from the point of view of any one spacecraft, so we had to spread them around the planet to look ...