A new moon is when the moon shares the same celestial longitude as the sun; the two bodies are said to be in conjunction.

NASA and China are locked in an unprecedented competition to achieve humanity's first rocket launch from another planet's ...

Saturn is about to make its closest approach to Earth, and that means you might be able to see its rings — if you have a telescope, that is.

NASA has confirmed the existence of 6,000 exoplanets. This milestone highlights the diversity of planetary systems.

Seismic studies reveal Mars may have a solid inner core. The result deepens knowledge of its evolution and lost magnetic field. Researchers have determined that Mars shares a structural similarity ...

My favorite planet, besides the one I live on, is on the rise in the low eastern Pottsville sky during evening twilight. It’s ...

Scientists detect a solid inner core on Mars for the first time, revealing a new chapter in planetary evolution.

A partial solar eclipse happens Sunday in parts of the Southern Hemisphere. Saturn will also appear at its brightest, with ...

Pluto's unusual eccentricity and tilt is likely due to its interactions with neighboring Neptune and other giant planets, ...

Astronomers using NASA’s Hubble Space Telescope have witnessed a rare cosmic meal: a white dwarf star consuming pieces of a ...

Dwarf planet 2023 KQ14, Ammonite, has a stable orbit that challenges the hypothesis of the mysterious Planet Nine.

If you were lucky 74,000 years ago, you would have survived the Toba supereruption, one of the largest catastrophic events ...