Mars, Venus, Jupiter and Saturn should be visible to the naked eye, but with a telescope you can spot Neptune and Uranus.

Keep your eye on the ball” is a motto for many athletes—and for astronomers trying to find Earth-threatening space rocks ...

Scientists found that an asteroid impact carved two massive canyons on the moon in minutes. High-speed debris helped shape ...

One of the most common types of exoplanets falls in a size range between Earth and Neptune. Astronomers have debated whether these planets are Earth-like rocky planets with thick hydrogen-rich ...

In August 2006, the International Astronomical Union made the controversial, but correct, decision to demote Pluto from its ...

In a celestial event known as a great alignment the five planets will be discernible with the naked eye, but to see Neptune ...

The closest of the asteroids to us—estimated to be about the size of a car—is whizzing through space at 27,358 miles per hour.

HD 20794 d completes its orbit just shy of two Earth years, placing it well within reach of conditions that might harbor life ...

Beyond Neptune lies the Kuiper Belt, a vast expanse of icy bodies that may hold clues to the solar system’s formation. These ...

SCIENTISTS have discovered a new super-Earth with an ‘eccentric’ orbit that swings it in-and-out of its star’s habitable zone ...

Five of the brightest planets will be visible to the naked eye. With help, you may even spot Uranus and Neptune.