TRAPPIST-1 system ideal for life swapping

TRAPPIST-1 system ideal for life swapping

Back in February of 2017, NASA announced the discovery of a seven-planet system orbiting a nearby star. This system, known as TRAPPIST-1, is of particular...
Advanced civilizations could build a galactic internet with planetary transits

Advanced civilizations could build a galactic internet with planetary transits

Decades after Enrico Fermi’s uttered his famous words – “Where is everybody?” – the Paradox that bears his name still haunts us. Despite repeated attempts...
Hydrogen is everywhere in Milky Way

Hydrogen is everywhere in Milky Way

Observing 732,225 galaxies with the 2.5-meter telescope of the Sloan Digital Sky Survey has revealed the veil of diffuse hydrogen gas enshrouding the Milky...
Elon Musk drops propulsive landing plans for SpaceX crew dragon

Elon Musk drops propulsive landing plans for SpaceX crew dragon

SpaceX is dropping its original plans to propulsively ground land the advanced crewed version of their Dragon spacecraft planned for missions carrying astronauts returning from the International Space...
Holograms might help search for alien life

Holograms might help search for alien life

If a space probe detected microbial life on another planet, would scientists know it when they saw it? Identifying bacteria by sight is challenging enough...
NASA Recommends Safety Tips to View the August Solar Eclipse

NASA recommends safety tips to view the August solar eclipse

More than 300 million people in the United States potentially could directly view the Aug. 21 total solar eclipse, and NASA wants everyone who...
Astronomers tackle mystery of super-Earth birth

Astronomers tackle mystery of super-Earth birth

The birth of super-Earths, rather than larger planets, can explain some features of the protoplanetary disks that produce new planets, new simulations suggest. While the...
Superluminous supernova marks the death of a star at cosmic high noon

Superluminous supernova marks the death of a star at cosmic high noon

At a distance of 10 billion light years, a supernova detected by the Dark Energy Survey team is one of the most distant ever...
The moon is front and center during a total solar eclipse

The moon is front and center during a total solar eclipse

In the lead-up to a total solar eclipse, most of the attention is on the sun, but Earth's moon also has a starring role. "A...
NASA's Hubble sees martian moon orbiting the Red Planet

NASA’s Hubble sees martian moon orbiting the Red Planet

The sharp eye of NASA's Hubble Space Telescope has captured the tiny moon Phobos during its orbital trek around Mars. Because the moon is so...
Gamma-ray telescopes reveal a high-energy trap in our Galaxy's center

Gamma-ray telescopes reveal a high-energy trap in our Galaxy’s center

A combined analysis of data from NASA's Fermi Gamma-ray Space Telescope and the High Energy Stereoscopic System (H.E.S.S.), a ground-based observatory in Namibia, suggests the...
Ancient, massive asteroid impact could explain Martian geological mysteries

Ancient, massive asteroid impact could explain Martian geological mysteries

The origin and nature of Mars is mysterious. It has geologically distinct hemispheres, with smooth lowlands in the north and cratered, high-elevation terrain in the...
NASA-funded citizen science project discovers new brown dwarf

NASA-funded citizen science project discovers new brown dwarf

One night three months ago, Rosa Castro finished her dinner, opened her laptop, and uncovered a novel object that was neither planet nor star. Therapist...
Evidence mounts for the existence of planet nine

Evidence mounts for the existence of planet nine

In January of 2016, astronomers Mike Brown and Konstantin Batygin published the first evidence that there might be another planet in our Solar System. Known...
Smallest-ever star discovered by astronomers

Smallest-ever star discovered by astronomers

A star about the size of Saturn – the smallest ever measured – has been identified by astronomers. The smallest star yet measured has been...

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