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Astronomy Apr 30, 2024

Citizen scientists help discover record-breaking exoplanet in binary star system

A team of astronomers and citizen scientists has discovered a planet in the habitable zone of an unusual star system, including two stars and potentially another exoplanet.

Astronomy Apr 30, 2024

Novel calculations peg age of 'baby' asteroid

An asteroid dubbed "Lucy's baby" after a NASA spacecraft discovered it is orbiting another asteroid last November is,, in fact,, a solar system toddler—just 2–3 million years old, a Cornell-led research team estimates ...

Astronomy Apr 30, 2024

Clouds blanket the night side of the hot exoplanet WASP-43b

Using the James Webb Space Telescope (JWST), a team of astronomers, including scientists from MPIA, constructed a global temperature map of the hot, gas giant exoplanet WASP-43b. The nearby parent star perpetually illuminates ...

Environment Apr 30, 2024

Indonesia's Mount Ruang erupts again, spewing ash and peppering villages with debris

Indonesia's Mount Ruang volcano erupted Tuesday for a second time in two weeks, spewing ash almost 2 kilometers (more than a mile) into the sky, closing an airport and peppering nearby villages with debris.

Planetary Sciences Apr 29, 2024

NASA scientists gear up for solar storms at Mars

In the months ahead, two of NASA's Mars spacecraft will have an unprecedented opportunity to study how solar flares—giant explosions on the sun's surface—could affect robots and future astronauts on the Red Planet.

Astronomy Apr 29, 2024

Q&A: How to catch a glimpse of a new star about to appear in the night sky

If you peer up at the constellation Corona Borealis—the Northern Crown—over the next several months, you may catch a glimpse: Astronomers predict that sometime this year, a new star will appear in the night sky, growing ...

Astronomy Apr 29, 2024

Neutron stars could be capturing primordial black holes

The Milky Way has a missing pulsar problem in its core. Astronomers have tried to explain this for years. One of the more interesting ideas comes from a team of astronomers in Europe and invokes dark matter, neutron stars, ...

Astronomy Apr 29, 2024

Hubble spots magnificent barred galaxy NGC 2217

The magnificent central bar of NGC 2217 (also known as AM 0619-271) shines bright in the constellation of Canis Major (The Greater Dog), in this image taken by the NASA/ESA Hubble Space Telescope. Roughly 65 million light-years ...

Astronomy Apr 29, 2024

America's 'big glass' dominance hangs on the fate of two powerful new telescopes

More than 100 years ago, astronomer George Ellery Hale brought two Pasadena institutions together to build what was then the largest optical telescope in the world. The Mount Wilson Observatory changed the conception of humankind's ...

Astronomy Apr 29, 2024

Revealing the origin of unexpected differences in giant binary stars

Using the Gemini South telescope a team of astronomers have confirmed for the first time that differences in binary stars' composition can originate from chemical variations in the cloud of stellar material from which they ...

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