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Field geology at Mars’ equator points to ancient megaflood

Floods of unimaginable magnitude once washed through Gale Crater on Mars’ equator around 4 billion years ago – a finding that hints at the...

As many as six billion Earth-like planets in our galaxy, according...

There may be as many as one Earth-like planet for every five Sun-like stars in the Milky way Galaxy, according to new estimates by...

Proposed NASA Mission Would Visit Neptune’s Curious Moon Triton

When NASA's Voyager 2 spacecraft flew by Neptune's strange moon Triton three decades ago, it wrote a planetary science cliffhanger. Voyager 2 is the only...

New ‘sun clock’ quantifies extreme space weather switch on/off

200 years of sunspot observations used by University of Warwick researchers to create ‘sun clock’ Sun clock pinpoints times of sharp switch on...

MAVEN Maps Electric Currents around Mars that are Fundamental to Atmospheric...

Five years after NASA’s MAVEN spacecraft entered into orbit around Mars, data from the mission has led to the creation of a map of...

NASA’s Webb Will Study the ‘Building Blocks’ of Our Solar System

Millions of asteroids roam our solar system. Many are clustered between Mars and Jupiter in the main asteroid belt while another group, known as...

Ultra-thin sail could speed journey to other star systems

A tiny sail made of the thinnest material known – one carbon-atom-thick graphene – has passed initial tests designed to show that it could...

NASA’s Curiosity Rover Finds Clues to Chilly Ancient Mars Buried in...

By studying the chemical elements on Mars today — including carbon and oxygen — scientists can work backwards to piece together the history of...

First Independent Confirmation of PDS 70 Protoplanets

New evidence shows the first-ever pictures capturing the birth of a pair of planets orbiting the star PDS 70 are in fact authentic. Using a...

New simulations indicate europa ejects water from its subsurface ocean into...

During a fly-by of Jupiter’s moon Europa twenty years ago, NASA’s space probe Galileo may have witnessed a plume of water. A group of...

New data explains how Pluto’s haze is formed from the faint...

When the New Horizons spacecraft passed by Pluto in 2015, one of the many fascinating features its images revealed was that this small, frigid...

Researchers discovered a multilayer haze system over Saturn’s hexagon

A rich variety of meteorological phenomena take place in the extensive hydrogen atmosphere of the planet Saturn, a world about ten times the size...

Scientists identify first magmas generated in solar system’s building blocks

Let’s start at the beginning. Before humans, before Earth, before any of the planets existed, there were baby planets — planetesimals. Coalesced from dust...

Telescopes and Spacecraft Join Forces to Probe Deep into Jupiter’s Atmosphere

NASA's Hubble Space Telescope and the ground-based Gemini Observatory in Hawaii have teamed up with the Juno spacecraft to probe the mightiest storms in...

Astronomers discovered a black hole lying just 1000 light-years from Earth

A team of astronomers from the European Southern Observatory (ESO) and other institutes has discovered a black hole lying just 1000 light-years from Earth....

Newly Reprocessed Images of europa reveal details in diverse surface features

The surface of Jupiter's moon Europa features a widely varied landscape, including ridges, bands, small rounded domes and disrupted spaces that geologists call "chaos...

Newly discovered exoplanet three times the mass of Jupiter called Kepler-88-d

Our solar system has a king. The planet Jupiter, named for the most powerful god in the Greek pantheon, has bossed around the other...

Spacecraft unveil what keeps Venus’s atmosphere rotating much faster

An international research team led by Takeshi Horinouchi of Hokkaido University has revealed that this ‘super-rotation’ is maintained near the equator by atmospheric tidal...

Astronomers find formula for subsurface oceans in exomoons

So far, the search for extraterrestrial life has focused on planets at a distance from their star where liquid water is possible on the...

New discovery: first asteroid population from outside our solar system

Ka`epaoka`awela asteroid1 surprised the world in 2018: it was the first object in the solar system that was demonstrated to be of extrasolar origin....

EXPRES looks to the skies of a scorching, distant planet

Yale technology is giving astronomers a closer look at the atmosphere of a distant planet where it’s so hot the air contains vaporized metals. The...

Exoplanet Apparently Disappears in Latest Hubble Observations

Now you see it, now you don't. What astronomers thought was a planet beyond our solar system has now seemingly vanished from sight. Though...

ALMA Reveals Unusual Composition of Interstellar Comet 2I/Borisov

A galactic visitor entered our solar system last year – interstellar comet 2I/Borisov. When astronomers pointed the Atacama Large Millimeter/submillimeter Array (ALMA) toward the comet...

A ‘bucket full of photons’ may yield clues about the Sun’s...

The first images from the National Science Foundation’s 4-meter Inouye Solar Telescope, released in late January, revealed the Sun in jaw-dropping detail. The telescope’s...

Dust devils may roam hydrocarbon dunes on Saturn’s moon Titan

Meteorological conditions on Saturn’s large moon Titan, the strange, distant world that may be the most Earth-like in the solar system, appear conducive to...

Data From NASA’s Cassini May Explain Saturn’s Atmospheric Mystery

The upper layers in the atmospheres of gas giants - Saturn, Jupiter, Uranus and Neptune - are hot, just like Earth's. But unlike Earth,...

Warped Space-time to Help WFIRST Find Exoplanets

NASA’s Wide Field Infrared Survey Telescope (WFIRST) will search for planets outside our solar system toward the center of our Milky Way galaxy, where...

NASA Rover has taken high resolution panorama on the surface of...

NASA Rover has taken high resolution panoramas on the surface of Mars. The composite consists of more than 1,000 images, taken on Thanksgiving Day...

James Telescope reveals secret of the atmospheres of Uranus and Neptune

James Telescope reveals secret of the atmospheres of Uranus and Neptune, Far-flung Uranus and Neptune the ice giants of our solar system are as...

Four Possible Missions to Study the Secrets of the Solar System

The Four Possible Missions to Study the Secrets of the Solar System, NASA selected four studies from the discovery program to develop conceptual studies...

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