Lucy mission marks 5 years of discoveries

On Oct. 16, 2021, NASA’s Lucy spacecraft began its journey to the never-before-explored Jupiter Trojan asteroids with an early morning launch. Now less than a year away from the first-ever close-up of a Trojan, the Southwest Research Institute–led mission has already made several findings during its first five years.

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Japan launches spacecraft to mysterious moons of Mars in a bold mission to bring home soil samples

A Japanese spacecraft rocketed toward Mars on Tuesday on a quest to explore its mysterious moons and bring back samples.

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Near miss: Indonesia probes crash of suspected Chinese rocket fragment

Indonesian authorities were investigating Tuesday after a car-sized piece of debris, possibly from a Chinese rocket according to a government agency, crashed into a palm oil plantation near homes and work sites.

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Who speaks for Mars? Scientists call for ethical debate before terraforming begins

Transforming Mars into a more Earth-like world could irreversibly destroy scientific evidence about the planet’s history and the possibility of extraterrestrial life. In an opinion article published in Eos, a team of Dutch, French and U.S. planetary scientists and ethicists warns that humanity risks destroying Mars’ scientific record before it has been fully explored.

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Planetary ‘twins’ Uranus and Neptune may have different origin stories

By indirectly probing the depths of Uranus and Neptune’s atmospheres, an international team of scientists has revealed a significant contrast in their chemical composition. Neptune appears to be more enriched in oxygen than Uranus. These results suggest that the two ice giants may have formed in different regions of the primitive solar system before reaching […]

Cosmic ‘hamburger’ offers rare edge-on view of where giant planets may take shape

Astronomers using the Atacama Large Millimeter/submillimeter Array (ALMA) were surprised to discover the earliest phases of giant planet formation between the dense layers of gas and dust in the “Gomez’s Hamburger” system, referred to as GoHam.

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Japan to launch world-first mission to moon of Mars

Japanese scientists will launch a spacecraft on Tuesday that aims to be the first to retrieve samples from one of Mars’ moons, potentially helping unlock the origins of the solar system and life on Earth.

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Webb reveals metal-rich gas around Milky Way’s central black hole

The gas orbiting Sagittarius A (Sgr A*), the supermassive black hole at the center of the Milky Way galaxy, is rich in metals, researchers at McGill University’s Trottier Space Institute have found. The metal enrichment probably resulted from stars that exploded and released material into the black hole’s surroundings over time, they said.

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Auroral structure could be caused by bouncing electrons

The aurora is among nature’s most visually striking phenomena. It occurs when charged particles from the sun are funneled by Earth’s magnetic field into the upper atmosphere, where they collide with atoms and molecules and produce distinctly colored curtainlike patterns of light.

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Euclid discovers its first new comet 810 million miles from Earth

The European Space Agency’s Euclid space telescope has discovered its first previously unknown comet in images taken between Sept. 16 and 24, 2026.

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Enigmatic Mercury will remain a puzzle until someone sends a lander

Mercury remains one of our solar system’s most elusive and difficult planets to study. It’s easier to send probes to the icy moons of Saturn or Jupiter, or even to Pluto, than to land on our innermost planet, Mercury.

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Retired pilot helps historical society buy Neil Armstrong’s boyhood home for tours

Ken Schreiber was 9 when Neil Armstrong took his first steps on the moon in 1969—a moment he would never forget. Like Armstrong, he became a military fighter pilot.

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Japan to launch historic round-trip mission to Mars moon

Japanese scientists are readying a mission to Mars’ moons to retrieve samples that could help unlock the origins of the solar system and life on Earth, in what aims to be the first round trip to the Martian region.

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Japan’s MMX mission aims to swipe soil samples from Mars’s moon Phobos

A Japanese space mission is about to launch towards Mars. But it will not land on the planet itself. Instead, the Martian Moons Exploration (MMX) mission will focus on Phobos, the bigger of Mars’s two small moons.

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Japan to launch spacecraft on a mission to get samples from a Martian moon

Japan is set to launch a spacecraft on the world’s first mission to bring back samples from Phobos, one of the two small, potato-shaped moons orbiting Mars.

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