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Astronomy News
May 19, 2019

Top Headlines
 

The irregular galaxy NGC 4485 shows all the signs of having been involved in a hit-and-run accident with a bypassing galaxy. Rather than destroying the galaxy, the chance ... read more
Small, hardy planets packed with dense elements have the best chance of avoiding being crushed and swallowed up when their host star dies, new research ... read more
A new analysis suggests that the moon is actively shrinking and producing moonquakes along thousands of cliffs called thrust faults spread over the moon's surface. The faults ... read more
Astronomers have mapped the substance aluminum monoxide in a cloud around a distant young star -- Origin Source I. The finding clarifies some important details about how our ... read more
Latest Headlines
updated 4:19am EDT

Earlier Headlines
 

A new image, a composite of several observations captured by ESO's VLT Survey Telescope (VST), shows the ESA spacecraft Gaia as a faint trail of dots across the lower half of the star-filled ... read more

Astronomers have put together the largest and most comprehensive 'history book' of galaxies into one single image, using 16 years' worth of observations from NASA's Hubble Space ... read more

Two Neutron Stars Collided Near the Solar System Billions of Years Ago

Astrophysicists have found signs of a cosmic event that created elements that sent gold and silver to ... read more

Astronomers have discovered a star in the Milky Way Galaxy with a chemical composition unlike any other star in our Galaxy. This chemical composition has been seen in a small number of stars in dwarf ... read more

Researchers have discovered the remains of a nova in a galactic globular cluster, located near the center of Messier 22. The finding, using modern instruments, confirms one of the oldest observations ... read more

Researchers discovered a dust grain forged in a stellar explosion before our solar system was born. Atom-level analysis of the specimen reveals new insights about how stars end their lives and seed ... read more

A deep learning approach to detecting storms on Saturn shows the vast regions affected by storms and that dark storm clouds contain material swept up from the lower ... read more

Astronomers have discovered rapidly swinging jets coming from a black hole almost 8,000 light-years from Earth. The research shows jets from V404 Cygni's black hole behaving in a way never seen ... read more

This sparkling burst of stars is Messier 75. It is a globular cluster: a spherical collection of stars bound together by gravity. Clusters like this orbit around galaxies and typically reside in ... read more

New measurements from NASA's Hubble Space Telescope confirm that the Universe is expanding about 9% faster than expected based on its trajectory seen shortly after the big bang, astronomers ... read more

Rapid Destruction of Earth-Like Atmospheres by Young Stars

The discoveries of thousands of planets orbiting stars outside our solar system has made questions about the potential for life to form on these planets. Fundamentally important for the habitability ... read more

NASA's Mars InSight lander has measured and recorded for the first time ever a likely 'marsquake'. This is the first recorded trembling that appears to have come from inside the ... read more

This incredible image of the hourglass-shaped Southern Crab Nebula was taken to mark the NASA/ESA Hubble Space Telescope's 29th anniversary in space. The nebula, created by a binary star system, ... read more

Scientists have long known that Earth and Mercury have metallic cores. Like Earth, Mercury's outer core is composed of liquid metal, but there have only been hints that Mercury's innermost ... read more

Explosion on Jupiter-Sized Star 10 Times More Powerful Than Ever Seen on Our Sun

A stellar flare 10 times more powerful than anything seen on our Sun has burst from an ultracool star almost the same size as ... read more

Five Planets Revealed After 20 Years of Observation

To confirm the presence of a planet, it is necessary to wait until it has made one or more revolutions around its star. This can take from a few days for the closest to the star to decades for the ... read more

Two new studies, one on high-energy particles and the other on tidal forces, may bring into question the habitability of TRAPPIST-1 ... read more

The Chelyabinsk meteor caused extensive ground damage and numerous injuries when it exploded on impact with Earth's atmosphere in 2013; to prevent another such impact, scientists plan to use a ... read more

On its final flyby of Saturn's largest moon in 2017, NASA's Cassini spacecraft gathered radar data revealing that the small liquid lakes in Titan's northern hemisphere are surprisingly ... read more

Only a few years ago, the astronomy and heliophysics communities were skeptical about whether CubeSats could reliably obtain scientific data. But these breadloaf-size satellites have proven their ... read more

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