SKYWATCH: This year marks the 50th anniversary of the discovery, just inside Jupiter’s orbit, of Kohoutek, a comet synonymous ...

New and Selected Poems," the former U.S. poet laureate reflects on nature, poetry and the awe she continues to find in both.

The fall equinox is a significant event in any tipped planet's life. Seasons are caused by a planet's tilted axis. Those which orbit the sun standing nearly straight up and down with little to no ...

Earth has a number of mini-moons and quasi-moons. Mini-moons are objects that orbit our planet. But they make for fickle fans: They tend to swing around Earth for only a matter of months. One example ...

Not all Vatican Observatory research is done by Vatican astronomers. This is illustrated by the paper, “A Dormant Captured ...

The moon and Venus will shine vividly alongside a bright star in the early morning in a celestial rendezvous that should be ...

Not all Vatican Observatory research is done by Vatican astronomers. This is illustrated by the paper, “A Dormant Captured Oort Cloud Comet Awakens: (18916) 2000 OG44”, published this June in the ...

Astronomers might be close to confirming the presence of an Earth-like atmosphere on an exoplanet for the first time, ...

Around February 28, the planets Saturn, Mercury, Neptune, Venus, Uranus, Jupiter, and Mars in the solar system will appear in the sky shortly after sunset, creating the so-called astronomical ...

"The complexity of the exo-Neptunian landscape provides offers a unique window onto the processes involved in the formation ...

The official number of exoplanets—planets outside our solar system—tracked by NASA has reached 6,000. Confirmed planets are added to the count on a rolling basis by scientists from around the world, ...

The Europa Clipper cost is estimated to be around $5 billion. This mission aims to investigate Europa’s potential for ...