Earth Observation
Investigators narrow cause of Vega launch failure to second stage
Engineers believe super-hot gas from burning solid propellant impinged on the structure of the second stage on a European Vega launcher during a failed flight in July, causing the vehicle to break apart minutes after liftoff from French Guiana with a reconnaissance satellite for the United Arab Emirates, the CEO of Italian rocket-maker Avio said Monday.
Surveillance photos reveal apparent explosion on Iranian launch pad
A day after commercial satellite images revealed a smoke plume over an Iranian launch pad, President Trump tweeted a remarkably high-resolution aerial photograph of the remote satellite launch facility Friday — apparently from a classified satellite or airborne drone — and denied U.S. involvement in the accident.
Rocket Lab launch fulfills initial block of BlackSky Earth-imaging satellites
The fourth and last spacecraft in BlackSky’s initial flock of commercial Earth-imaging microsatellites successfully launched Monday aboard a Rocket Lab Electron rocket with three other payloads, setting the stage for the final assembly and launch of at least 20 more BlackSky orbiting surveillance platforms starting later this year.
Launch providers announce rideshare missions large and small
SpaceX and Arianespace recently announced plans to launch rideshare missions to sun-synchronous and geostationary orbit, dedicating big rocket capacity for small satellites as the U.S.-based launch broker Spaceflight committed to using a new Indian microsatellite launcher set to debut later this year.
ICEYE releases first sub-meter radar imagery from a microsatellite
ICEYE, a Finnish company that builds and operates a growing fleet of commercial Earth-observing spacecraft, has released the first radar image from a microsatellite with a resolution of less than 1 meter, showcasing advances in tech miniaturization that could aid environmental monitoring, military surveillance, and the exploration of other planets.