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Astronomy 2 hours ago

Three-year study of young stars with NASA's Hubble enters new chapter

In the largest and one of the most ambitious Hubble Space Telescope programs ever executed, a team of scientists and engineers collected information on almost 500 stars over a three-year period. This effort offers new insights ...

Astronomy 5 hours ago

Faintest known star system orbiting the Milky Way discovered

A team of astronomers led by the University of Victoria and Yale University has detected an ancient star system traveling around our galaxy named Ursa Major III / UNIONS 1 (UMa3/U1)—the faintest and lowest-mass Milky Way ...

Space Exploration 5 hours ago

NASA's mission to an ice-covered moon will contain a message between water worlds

NASA's Europa Clipper spacecraft, headed to Jupiter's ice-covered moon Europa in October 2024, will carry a laser-etched message that celebrates humanity's connection to water. The message pays homage to past NASA missions ...

Astronomy 7 hours ago

NASA's attempt to bring home part of Mars is unprecedented: The mission's problems are not

Massive cost overruns. Key deadlines slipping out of reach. Problems of unprecedented complexity, and a generation's worth of scientific progress contingent upon solving them.

Astronomy 8 hours ago

ALMA finds new molecular signposts in starburst galaxy

The ALMA radio telescope has detected more than 100 molecular species, including many indicative of different star formation and evolution processes, in a galaxy where stars are forming much more actively than in the Milky ...

Astronomy 10 hours ago

Three new millisecond pulsars detected with MeerKAT

Using the MeerKAT radio telescope in South Africa, an international team of astronomers has detected three new millisecond pulsars in the globular cluster Messier 62 (also known as NGC 6266). The finding was detailed in a ...

Astronomy Mar 27, 2024

In a distant stellar system, the JWST sees the end of planet formation

Every time a star forms, it represents an explosion of possibilities. Not for the star itself; its fate is governed by its mass. The possibilities it signifies are in the planets that form around it. Will some be rocky? Will ...

Planetary Sciences Mar 27, 2024

Astronomers conduct first search for forming planets with James Webb Space Telescope

Planets form in disks of dust and gas called protoplanetary disks that whirl around a central protostar during its final assembly. Although several dozens of such disks have been imaged, just two planets have been caught ...

Space Exploration Mar 27, 2024

Looking at a solar eclipse can be dangerous without eclipse glasses. Here's what to know

Millions of people along a narrow band in North America will look up when the sky darkens during a total solar eclipse on April 8. When they do, safety is key.

Astronomy Mar 27, 2024

New analysis reveals a tiny black hole repeatedly punching through a larger black hole's disk of gas

At the heart of a far-off galaxy, a supermassive black hole appears to have had a case of the hiccups. Astronomers from MIT, Italy, the Czech Republic, and elsewhere have found that a previously quiet black hole, which sits ...

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