Search results for comets

Astronomy Aug 18, 2026

Webb captures clearest image yet of the Lion Nebula

The NASA/ESA/CSA James Webb Space Telescope recently imaged NGC 2392 (also known as the Lion Nebula), named for its distinctive appearance, which resembles a lion's face seen head-on.

Space Exploration Aug 12, 2026

Moonquakes could reveal buried lunar ice for future explorers

The surface of the moon is a bleak and forbidding place that could be hiding a lot of water ice within its dusty landscape. However, most possible ice deposits don't just stand out in an image. Scientists need specialized ...

Astrobiology Aug 11, 2026

The ESCAPE mission will study the evolution of exoplanet atmospheres

The habitable zone concept is useful for understanding which worlds might, possibly, maybe, be habitable. It highlights exoplanets at the right distances from their stars for liquid water to potentially exist on their surfaces. ...

Space Exploration Aug 9, 2026

How to spot the Perseid meteor shower, a summer light show that promises to dazzle

The Perseid summer light show is back—and viewing conditions are especially promising for the Northern Hemisphere.

Space Exploration Aug 9, 2026

The asteroid that may be three worlds

What shape is an asteroid? For (44) Nysa, the honest answer until now has been that nobody knew. It is one of the brightest and largest E-type asteroids in the main belt, a class with a surface rich in enstatite, and its ...

Space Exploration Aug 7, 2026

UK observatory nervously watches growing space junk threat

In the sweeping shadow of a satellite dish, staff at the Chilbolton Observatory in southern England track a growing number of objects in Earth's orbit, providing data that underpins Britain's space monitoring efforts.

Space Exploration Aug 6, 2026

We might soon have the technology to reach other star systems

The recent confirmation of an atmosphere around a rocky exoplanet called LHS 1140b has created a wave of interest within the astronomy community. The planet orbits within the habitable zone around its parent star—a red dwarf ...

Astronomy Aug 3, 2026

A 21-hour dip could help explain Tabby's star's decade-long dimming mystery

Since 2016, an ordinary-looking F-type star called KIC 8462852, nicknamed Tabby's star, has behaved anything but ordinarily. In a new study published in the Monthly Notices of the Royal Astronomical Society on July 6, researchers ...

Astronomy Jul 27, 2026

'Dead stars' may have surprisingly healthy appetites

"Dead stars" known as white dwarfs have already shown the potential to help us better understand how planetary systems, including our own solar system, take shape and evolve. Now, research from the University of Michigan ...

Astronomy Jul 15, 2026

Asteroid with unexplained orbital shift turns out to be a 'dark comet'

Typically, astronomers identify comets by their distinct atmospheres, or comae, and their tails, which are created as the sun vaporizes a comet's ice. These features emit a glow when sunlight bounces off dust and water droplets. ...

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