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Astronomy May 25, 2024

Euclid space telescope unveils new images of the cosmos

A mind-boggling number of shining galaxies, a purple and orange star nursery and a spiral galaxy similar to our Milky Way: new images were revealed from Europe's Euclid space telescope on Thursday.

Astronomy Jan 16, 2018

Hubble weighs in on mass of three million billion suns

In 2014, astronomers using the NASA/ESA Hubble Space Telescope found that this enormous galaxy cluster contains the mass of a staggering three million billion suns—so it's little wonder that it has earned the nickname of ...

Astronomy Aug 9, 2017

Four Earth-sized planets detected orbiting the nearest sun-like star

A new study by an international team of astronomers reveals that four Earth-sized planets orbit the nearest sun-like star, tau Ceti, which is about 12 light years away and visible to the naked eye. These planets have masses ...

Space Exploration May 30, 2016

Juno spacecraft crosses Jupiter / Sun gravitational boundary

Since its launch five years ago, there have been three forces tugging at NASA's Juno spacecraft as it speeds through the solar system. The sun, Earth and Jupiter have all been influential—a gravitational trifecta of sorts. ...

Astronomy Jul 24, 2021

Artificial intelligence helps improve NASA's eyes on the Sun

A group of researchers is using artificial intelligence techniques to calibrate some of NASA's images of the Sun, helping improve the data that scientists use for solar research. The new technique was published in the journal ...

Plasma Physics Jun 8, 2022

Uncovering a novel way to bring the energy that powers the sun and stars to Earth

Scientists at the U.S. Department of Energy's (DOE) Princeton Plasma Physics Laboratory (PPPL) have uncovered critical new details about fusion facilities that use lasers to compress the fuel that produces fusion energy. ...

Astronomy Jul 20, 2021

Long-period oscillations of the Sun discovered

A team of solar physicists led by Laurent Gizon of the Max Planck Institute for Solar System Research (MPS) and the University of Göttingen in Germany has reported the discovery of global oscillations of the Sun with very ...

Astronomy Jun 13, 2016

Kepler-1647b: New planet is largest discovered that orbits two suns

If you cast your eyes toward the constellation Cygnus, you'll be looking in the direction of the largest planet yet discovered around a double-star system. It's too faint to see with the naked eye, but a team led by astronomers ...

Astronomy Jun 13, 2016

23-million-year-old brown dwarf flashes brighter than the sun's most powerful flares

Although astronomers often refer to brown dwarfs as "failed stars," scientists at the University of Delaware have discovered that at least one of these dim celestial objects can emit powerful flashes of light.

Astronomy May 25, 2024

Dyson spheres: Astronomers report potential candidates for alien structures, and evidence against their existence

There are three ways to look for evidence of alien technological civilizations. One is to look out for deliberate attempts by them to communicate their existence, for example, through radio broadcasts. Another is to look ...

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