Space News

Summer Training: Catching Up With NASA’s Astronaut Candidates

Did you spend part of your summer camping, hiking, at the pool, or in an aircraft? So did NASA’s 2025 Astronaut Candidate Class. The 10 candidates have been working their way through a comprehensive and rigorous training program since the agency introduced them to the public on Sept. 22, 2025, from NASA’s Johnson Space Center […]

Questions? Ask our Hera Space Companion!

Meet a key member of our Hera asteroid mission team: the Hera Space Companion, not just an AI chatbot but a dynamic mission-linked communication platform, designed to make the European Space Agency’s first planetary defence mission accessible to everyone!

ESA’s FLEX mission reveals the secret glow of plants

Plants may look still and silent, but every leaf is constantly responding to its environment.

FLEX and Sentinel-3C ready for liftoff on Vega-C

Two Earth observation satellites – ESA’s Fluorescence Explorer (FLEX) satellite, and the third satellite for the Copernicus Sentinel-3 mission – are encapsulated inside the nose cone of a Vega-C launcher and are awaiting liftoff at Europe’s Spaceport in French Guiana.

APOD: 2026 September 14 – Where Your Elements Came From

An Early Look at Fall Color in Canada

Reds, yellows, and oranges are already sweeping across tundra landscapes in Nunavut.

Vega C set to launch the ESA Sentinel-3C and FLEX missions from Kourou

Avio S.p.A., the Italian prime contractor, launch service provider, and launch operator for the Vega…

What’s Happening in Space Policy September 13-19, 2026

Here is SpacePolicyOnline.com’s list of space policy events for the week of September 13-19, 2026 and any insight we can offer about them. The House and Senate are in session […]

Live coverage: SpaceX to launch final 3 O3b mPOWER satellites for SES

The launch marks the 400th orbital flight from Space Launch Complex 40 at Cape Canaveral Space Force Station. Liftoff is scheduled during an 87-minute window that opens at 2:49 p.m. EDT (1849 UTC).

Sirius Space Fires Complete STAR-1 Rocket Engine for the First Time

French launch startup Sirius Space Services has successfully test-fired a complete prototype of its STAR-1 rocket engine for the first time. The company announced the milestone on 12 September, stating that it had conducted the first hot-fire tests of the complete STAR-1 engine at Airborne Engineering’s propulsion test facility in southern England. While the company […]

APOD: 2026 September 13 – Comet NEOWISE Rising over the Adriatic Sea

Europe’s commercial launch sector picking up the pace

The European space sector is enjoying a run of advances in September, highlighted by Isar…