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Dishes of the Karl G. Jansky Very Large Array in New Mexico line up beneath the starry sky. Radio waves are just one of the numerous signals from space that comprise the soundtrack of the cosmos.

Scientists search for the soundtrack of the universe

Artist's representation of the HD110067-system from above

‘Shocked and delighted’: Astronomers find six planets orbiting in resonance

An artist's impression of LHS 3154 b, the Neptune-sized planet at the bottom of the frame. Above lies the M dwarf LHS 3154, a red orb with a writhing, active surface. Credit: Penn State University.

This newfound planet seems way too big for its tiny star

Comet 1P/Halley is perhaps the most famous comet. Though it only passes near Earth about once every 75 years, over time, it has left an expansive trail of debris throughout its entire orbital path. When Earth passes through this debris each year, we are treated to a meteor shower known as the Eta Aquariids. Credit: NASA.

How do comets get their names?

Picture of the Day

Toil and trouble

Soumyadeep Mukherjee from Kolkata, India

The Witch Head Nebula (IC 2118) is a reflection nebula in Eridanus about 900 light-years distant. In this image, the witch’s face is staring down at the bright star Rigel (Beta [β] Orionis), just outside of the frame. The image was taken over 11 hours and 40 minutes in LRGB filters with a 4.2-inch scope.

In the Sky

Mercury over the Danube River

The Sky This Week from December 1 to 8: Mercury stands east of the Sun

Latest News

An artist’s rendering of the warm exoplanet WASP-80 b whose color may appear bluish to human eyes due to the lack of high-altitude clouds and the presence of atmospheric methane identified by NASA’s James Webb Space Telescope, similar to the planets Uranus and Neptune in our own solar system. Image credit: NASA.

Exoplanets, Science

JWST detects methane in atmosphere of scorching hot WASP-80 b

Observing, Science, The Moon

2023 Full Moon calendar: Dates, times, types, and names

An artist's impression of LHS 3154 b, the Neptune-sized planet at the bottom of the frame. Above lies the M dwarf LHS 3154, a red orb with a writhing, active surface. Credit: Penn State University.

This newfound planet seems way too big for its tiny star

Mary Cleave's NASA portrait. Credit: NASA

Human Spaceflight, Space Exploration

Mary Cleave, ‘trailblazing’ astronaut, dies at 76

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