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New Horizons Team Uncovers a Critical Piece of the Planetary Formation Puzzle

4 days ago

Data from NASA’s New Horizons mission are providing new insights into how planets and planetesimals – the building…
Here’s What the Climate Might Look Like on Proxima Centauri B

January 29, 2020

Located at the heart of the NASA Center for Climate Simulation (NCCS) – part of NASA’s Goddard Space…
This is Probably Sandstone Layers on Mars. Absolutely Beautiful

January 24, 2020

NASA’s Mars Reconnaissance Orbiter (MRO) has been in orbit around Mars for almost 14 years. It carries a…
Troubleshooting Titan: bubbles, submarines and cryogenic seas

January 9, 2020

If scientists someday send a spacecraft to the surface of Titan, the largest moon orbiting Saturn, it could…
The Surprising Possibility That There are Still Active Volcanoes on Venus

January 6, 2020

Despite the similarities our world has with Venus, there is still much don’t know about Earth’s “Sister planet”…
Our Favorite Holiday Gift? A Box of Apollo Moon Soil

December 25, 2019

New Generations, Equipped with New Technologies, Prepare to Analyze 50-Year-Old Samples in the New Year. Fortunately for today’s…
Planets Started Out From Dust Clumping Together. Here’s How

December 16, 2019

According to the most widely accepted theory of planet formation (the Nebular Hypothesis), the Solar System began roughly…
Water common – yet scarce – in exoplanets

December 11, 2019

The most extensive survey of atmospheric chemical compositions of exoplanets to date has revealed trends that challenge current…
NASA’s Treasure Map for Water Ice on Mars

December 11, 2019

NASA has big plans for returning astronauts to the Moon in 2024, a stepping stone on the path to sending…
Why Are Particles Getting Ejected Off of Asteroid Bennu?

December 10, 2019

NASA’s OSIRIS-REx spacecraft arrived at asteroid Bennu in December 2018, and just one week later, it discovered something…
Landslides Work Differently on Mars, and Now We Might Know Why

December 4, 2019

Some landslides, both here on Earth and on Mars, behave in a puzzling way: They flow a lot…
When Martian Storms Really Get Going, they Create Towers of Dust 80 Kilometers High

November 28, 2019

When a huge dust storm on Mars—like the one in 2018—reaches its full power, it can turn into…
New Geochemistry Technique Yields Clues about Earth’s Earliest Days

November 26, 2019

Half a century ago, in the lab nicknamed the “Lunatic Asylum” in the Charles Arms Laboratory of the…
How Do We Colonize Ceres?

November 21, 2019

Between the orbits of Mars and Jupiter lies the Solar System’s Main Asteroid Belt. Within this region, it…
Astronomers Confirm that Jupiter‘s Icy Moon Europa has Water by First-Ever Direct Measurement

November 19, 2019

Writing in Nature Astronomy on Monday, 18 November 2019, scientists have made the first-ever direct measurement of water…
NASA Scientists Confirm Water Vapor on Europa

November 19, 2019

Forty years ago, a Voyager spacecraft snapped the first closeup images of Europa, one of Jupiter’s 79 moons.…
Global Map of Titan’s Geology Constructed by Scientists

November 19, 2019

Titan’s methane-based hydrologic cycle makes it one of the Solar System’s most geologically diverse bodies. There are lakes…
How Large Can A Planet Be?

November 19, 2019

Jupiter is the largest planet in the solar system. In terms of mass, Jupiter towers over the other…
Professor’s study of ancient crystals sheds light on earth’s early years

November 18, 2019

“Old” is a subjective term. Ask a five-year-old, and you might hear ‘teenage.” A mid-lifer might say ‘80.”…
Clouds On Jupiter Rising Up Above the Surrounding Atmosphere

October 31, 2019

Though it looks like it to us, Jupiter’s clouds do no form a flat surface. Some of its…
New Horizons Team Pieces Together the Best Images They Have of Pluto’s Far Side

October 28, 2019

Pluto was discovered in 1930 by astronomer Clyde Tombaugh. For decades, not much detail was known about the…
Study suggests ice on lunar south pole may have more than one source

October 22, 2019

The discovery of ice deposits in craters scattered across the Moon’s south pole has helped to renew interest…
Unexamined lunar rocks indicate early bombardment

October 17, 2019

A team of Lawrence Livermore National Laboratory (LLNL) scientists has challenged the long-standing theory that the moon experienced…
Lava Flows on Venus Suggest That the Planet Was Never Warm and Wet

October 11, 2019

Venus is often referred to as “Earth’s sister planet“, owing to the number of similarities between them. Like…
Fingerprints of Earth’s original building blocks discovered in diamond-bearing rocks

September 27, 2019

Chemical signatures recently found in rock formations are providing critical insight for understanding the formation of Earth, according…
Iron Magma Could Explain Psyche’s Density Puzzle

September 25, 2019

Volcanism has always intrigued humanity. Less than 50 years ago, scientists discovered cryovolcanism – ice volcanoes on other…
Better Than Earth? Are There Superhabitable Worlds In The Milky Way?

September 24, 2019

It have been said many times in the past that the Earth is the best planet in the…
Venus Could Have Supported Life for Billions of Years

September 23, 2019

In 1978, NASA’s Pioneer Venus (aka. Pioneer 12) mission reached Venus (“Earth’s Sister”) and found indications that Venus…
Io’s Largest Volcano, Loki, Erupts Every 500 Days. Any Day Now, It will Erupt Again.

September 19, 2019

Jupiter’s moon Io is in stark contrast to the other three Galilean moons. While Callisto, Ganymede, and Europa…
Nothing Says Springtime on Mars Like Explosions of Sand

September 17, 2019

Springtime on Earth can be a riotous affair, as plants come back to life and creatures large and…
Think Saturn’s rings are old? Not so fast

September 17, 2019

A team of researchers has reignited the debate about the age of Saturn’s rings with a study that…
Rare metallic asteroids might have erupted molten iron

September 17, 2019

The metallic asteroid Psyche has mystified scientists because it is less dense than it should be, given its…
Avalanche Season on Mars

September 12, 2019

Every spring the sun shines on the side of the stack of layers at the North Pole of…
Explosive nitrogen created craters that pock Saturn moon Titan

September 10, 2019

The topography of Titan, the largest of moon of Saturn, seems serene in Cassini mission images, but lakes…
New Models Suggest Titan Lakes Are Explosion Craters

September 10, 2019

Using radar data from NASA’s Cassini spacecraft, recently published research presents a new scenario to explain why some…
This is Why Saturn’s Rotation is So Hard to Measure

September 10, 2019

For a rocky planet, finding the length of a day can be simple. Just pick a reference point…
Deep-sea sediments lead to new understanding of solar system

September 9, 2019

A day is the time for Earth to make one complete rotation on its axis, and a year…
It Hasn’t Rained on Mars for a Long Time, but These Sand Dunes Look Like Raindrops

September 5, 2019

Mars is well-known for being a dry and arid place, where dusty red sand dunes are prevalent and…
The dark side of extrasolar planets share surprisingly similar temperatures

August 29, 2019

A new study by McGill University astronomers has found that the temperature on the nightsides of different hot Jupiters is surprisingly uniform, suggesting the dark side of these massive gaseous planets have clouds…
Asteroid Ryugu is a “Fragile Rubble Pile”

August 28, 2019

When Japan’s Hayabusa 2 spacecraft arrived at asteroid Ryugu in June 2018, it carried four small rovers with…
NASA-JPL Names ‘Rolling Stones Rock’ on Mars

August 23, 2019

For decades, the music of The Rolling Stones has had a global reach here on Earth. Now, the…
An artist’s impression of a collision between a young Jupiter and a massive still-forming protoplanet in the early solar system. Illustration by K. Suda & Y. Akimoto/Mabuchi Design Office, courtesy of Astrobiology Center, Japan
Young Jupiter was smacked head-on by massive newborn planet

August 16, 2019

A colossal, head-on collision between Jupiter and a still-forming planet in the early solar system, about 4.5 billion…
New Finds for Mars Rover, Seven Years After Landing

August 6, 2019

NASA’s Curiosity rover has come a long way since touching down on Mars seven years ago. It has…
Hubble Uncovers a ‘Heavy Metal’ Exoplanet Shaped Like a Football

August 2, 2019

How can a planet be “hotter than hot?” The answer is when heavy metals are detected escaping from…
The Moon is Older Than Scientists Thought

August 1, 2019

The most comprehensive and widely-held theory of how the Moon formed is called the ‘giant impact hypothesis.’ That…
Why Is The Moon’s South Pole So Important? It’s All About Water

July 31, 2019

As NASA prepares to return to the Moon by 2024 as part of its Artemis program, the agency…
Moon has more water ice than previously thought

July 25, 2019

UCLA study suggests that there may be enough water to sustain a future lunar settlement. The polar regions…
Cold, dry planets could have a lot of hurricanes

July 25, 2019

Study overturns conventional wisdom that water is needed to create cyclones. Nearly every atmospheric science textbook ever written…
Moon-forming disk discovered around distant planet

July 12, 2019

Using Earth’s most powerful array of radio telescopes, astronomers have made the first observations of a circumplanetary disk…
Where Does Mars’ Methane Go? New Study Provides Possible Answer, with Implications in the Search for Life.

July 5, 2019

For centuries, scientists have speculated about the existence of life on Mars. But it was only within the…
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