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Astronomy Apr 11, 2025

Hubble captures a star's swan song in planetary nebula Kohoutek 4-55

The swirling, paint-like clouds in the darkness of space in this stunning image seem surreal, like a portal to another world opening up before us. In fact, the subject of this NASA/ESA Hubble Space Telescope image is very ...

Astronomy Apr 9, 2025

This star might have been thrown out of a globular cluster by an intermediate mass black hole

Black holes come in a range of sizes. Stellar mass black holes form from the collapse of massive stars, typically weighing between 5 and 100 times the mass of our sun, and are scattered throughout galaxies. At the other extreme ...

Astronomy Apr 9, 2025

Hubble unveils first images of ongoing star cluster mergers near center of dwarf galaxies

A new study reports the first direct observation of merging star clusters in the nuclear region of dwarf galaxies. This detection confirms the feasibility of this formation route for nuclei in dwarf galaxies, which has long ...

Astronomy Apr 9, 2025

Hubble studies a nearby galaxy's star formation

This NASA/ESA Hubble Space Telescope image features the picturesque spiral galaxy NGC 4941, which lies about 67 million light-years from Earth in the constellation Virgo (The Maiden). Because this galaxy is nearby, cosmically ...

Astronomy Apr 8, 2025

Researcher proposes first-time model that replaces dark energy and dark matter in explaining nature of the universe

Dr. Richard Lieu, a physics professor at The University of Alabama in Huntsville (UAH), a part of The University of Alabama System, has published a paper in the journal Classical and Quantum Gravity that proposes a universe ...

Astronomy Apr 7, 2025

A day at Uranus just got 28 seconds longer

A day at Uranus just got a little longer.

Astronomy Apr 7, 2025

Hubble helps determine Uranus' rotation rate with unprecedented precision

An international team of astronomers using the NASA/ESA Hubble Space Telescope have made new measurements of Uranus' interior rotation rate with a novel technique, achieving a level of accuracy 1,000 times greater than previous ...

Astronomy Apr 4, 2025

Image: A chance alignment in Lupus

The subject of today's NASA/ESA Hubble Space Telescope Picture of the Week is the stunning spiral galaxy NGC 5530. NGC 5530 is situated 40 million light-years away in the constellation Lupus (The Wolf). This galaxy is classified ...

Astronomy Apr 4, 2025

Hubble spots star cluster NGC 346

In anticipation of the upcoming 35th anniversary of the NASA/ESA Hubble Space Telescope, ESA/Hubble is kicking off the celebrations with a new image of the star cluster NGC 346, featuring new data and processing techniques. ...

Planetary Sciences Apr 4, 2025

Massive Jupiter storm churns ammonia deep into planet's atmosphere

A pair of planetary scientists at the University of California, working with a colleague from the California Institute of Technology, has discovered that a massive amount of ammonia is churned up and down in Jupiter's atmosphere ...

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