Space

In 2007, ESA exposed 3,000 tardigrades to space vacuum and solar UV radiation in low Earth orbit; 68% revived when the microscopic animals were rehydrated |

September 4, 2026

In September 2007, the European Space Agency launched roughly 3,000 tardigrades into low Earth orbit aboard the Biopan-6…

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Chart showing the location of Neptune’s location in September 2026, to the west-southwest of Saturn. Credit: Pete Lawrence

September 4, 2026

Neptune is a distant world by any reckoning. As a consequence, the Solar System’s outermost planet doesn’t give…

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September 4, 2026

CycloKinetics is testing its alternative rocket fuel with Venus Aerospace in a rotating detonation rocket engine (RDRE). The…

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On this day in space! Sept. 3, 2006: Europe's SMART-1 spacecraft crashes into the moon in lunar death dive

September 4, 2026

On Sept. 3, 2006, a European satellite named SMART-1 crashed into the moon! This wasn’t actually as disastrous…

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Elon Musk Says Google and Anthropic Turned to SpaceX For AI Compute Because Power is Tight, Says SPCX Built its Own Plants to Move Faster

September 4, 2026

Benzinga and Yahoo Finance LLC may earn commission or revenue on some items through the links below. Elon…

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Amendment 73: D.9 Habitable Worlds Observatory Instrument Concept Assessments: Correction regarding collaborators on category 2 proposals

September 4, 2026

Habitable Worlds Observatory (HWO) Instrument Concept Assessments (HWO-ICA) program element D.9 of ROSES-25, solicits proposals to support maturation…

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What winter means on Mars: temperatures can plunge to −130°C, carbon dioxide falls as snow or freezes directly onto the ground, as much as 16% of the atmosphere becomes part of the winter polar cap, and air pressure planet-wide swings by roughly 25% over the seasonal cycle.

September 4, 2026

Winter on Mars does not simply make an already cold planet colder. At the winter pole, the atmosphere…

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Physicists Spot Curious Signal in Hunt for Elusive Dark Matter Particles

September 3, 2026

Physicists using the LUX-ZEPLIN (LZ) dark matter detector deep underground in a former South Dakota gold mine say…

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NASA wires up Dragonfly and names the landing area

September 3, 2026

science Titan-bound rotorcraft set for launch in 2028 The Titan dune field where NASA’s Dragonfly rotorcraft will land…

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A triumphant Elon Musk, wearing a black baseball cap and a black t-shirt with 'FOUNDATION' written on it, stands with his arms raised high and mouth open in an excited expression. Behind him, a tall, slender white rocket is launching, emitting a bright orange flame and smoke from its base against a clear blue sky. A tall metal structure with robotic arms is visible to the right.

September 3, 2026

Starship test 14 is close enough to taste, and investors are already crowding into two specific Musk-linked names…

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The Moon meets Jupiter in the daytime sky on May 17th, 2023. Credit: Eliot Herman.

September 3, 2026

The Moon has a full dance card along the ecliptic this month. The Moon is busy in September.…

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An 18-year-old high school senior from Pasadena wrote machine-learning code to comb 200 billion entries of raw infrared sky data, sorted what came back, and in 2025 found 1.5 million new potential objects

September 3, 2026

Let’s start with the number that makes the rest of the story hard to picture: 200 billion. That…

In 2007, ESA exposed 3,000 tardigrades to space vacuum and solar UV radiation in low Earth orbit; 68% revived when the microscopic animals were rehydrated |

Planet Neptune is at its best this month. Here’s how to see it

High-energy fuel passes first rotating detonation rocket engine test

On this day in space! Sept. 3, 2006: Europe’s SMART-1 spacecraft crashes into the moon in lunar death dive

Elon Musk Says Google and Anthropic Turned to SpaceX For AI Compute Because Power is Tight, Says SPCX Built its Own Plants to Move Faster

Amendment 73: D.9 Habitable Worlds Observatory Instrument Concept Assessments: Correction regarding collaborators on category 2 proposals

What winter means on Mars: temperatures can plunge to −130°C, carbon dioxide falls as snow or freezes directly onto the ground, as much as 16% of the atmosphere becomes part of the winter polar cap, and air pressure planet-wide swings by roughly 25% over the seasonal cycle.

Physicists Spot Curious Signal in Hunt for Elusive Dark Matter Particles

NASA wires up Dragonfly and names the landing area

SpaceX Rises 7% as Starship Test 14 Approaches, Tesla Jumps 7%, Rocket Lab Ticks Up

Penultimate Lunar Occultations Inbound for Jupiter, Venus and More in September

An 18-year-old high school senior from Pasadena wrote machine-learning code to comb 200 billion entries of raw infrared sky data, sorted what came back, and in 2025 found 1.5 million new potential objects