Top: High-fidelity noise simulations for potential additional bandpasses that could be observed at the same time as the discovery observation for different assumed bandwidths. The shaded areas represent the uncertainty
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Dwarf stars in a glittering sky
The final ESA/Webb Picture of the Month feature for 2025 showcases a festive-looking region filled with glowing clouds of gas and thousands of sparkling stars. This star cluster, known as
Trump signs sweeping executive order to assert U.S. dominance in space
WASHINGTON — The White House issued a sweeping executive order on space policy Dec. 18 covering topics from NASA’s exploration plans to space security. The order, “Ensuring American Space Superiority,”
What problem is charging for Space Situational Awareness supposed to solve?
A recently issued Executive Order revises how the government implements Space Policy Directive-3, removing the longstanding expectation that basic space situational awareness (SSA) services, including conjunction warnings, would be provided
Germany awards $1.9 billion SAR satellite deal to Rheinmetall-Iceye venture
WASHINGTON — A joint venture between Germany’s Rheinmetall and Finnish synthetic aperture radar satellite maker Iceye has secured its first major contract, agreeing to operate a space-based surveillance constellation for
Rocket Lab launches 4 novel DiskSat satellites for U.S. Space Force, NASA
An overhead view of Aerospace’s DiskSat during launch preparations. Image: Rocket Lab A Rocket Lab Electron rocket launched four novel satellite buses minutes after midnight from Virginia on Thursday. The
Astrochemistry Update: SPHEREx Observatory Completes First Cosmic Map Like No Other
This image features only the wavelengths emitted by the prominent red clouds of a type of cosmic dust known as polycyclic aromatic hydrocarbons (PAHs), and bubbles of hydrogen gas (blue).
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The Voyager 2 mission may have caught Uranus at a special time during which the ice giant’s radiation belts were being supercharged with electrons accelerated by a similar process to
Retirement Information for NASA Employees The NSSC provides general administrative, advisory, and transactional support for federal benefits programs to all NASA employees, calculates retirement estimates, and processes retirement packages. In
High up in the Chilean Andes, the Extremely Large Telescope (ELT) is set to become the world’s largest optical telescope and one of the most ambitious scientific instruments ever built.
Space missions are entering a new era defined by complexity: more sensors, more software-driven behavior, more tightly coupled subsystems and more interactions between spacecraft and orbital infrastructure. As these systems
German Nobel Prize-winning astrophysicist Reinhard Genzel has penned a letter urging the government of Chile to halt the development of a green hydrogen plant in the vicinity of one of
SAN FRANCISCO – Benchmark Space Systems’ ASCENT-fueled Macaw thruster performed a 10-minute continuous burn, clearing the way for an on-orbit application of the propulsion technology, the company announced Dec. 10.
WASHINGTON — NASA has lost contact with a Mars orbiter that has circled the planet for more than a decade, collecting science data and serving as a key communications relay.
WASHINGTON — A space solar power startup has emerged from stealth after demonstrating a key technology for its plans to transmit power from space to the Earth. Overview Energy announced
View larger. | Artist’s concept of the ancient lake in Gale crater on Mars and the river that flowed into it. Evidence from thinly layered sediments in Gale crater, studied
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