All articles tagged with #ground stations
NASA confirmed the Nancy Grace Roman Space Telescope’s 300-megapixel Wide Field Instrument is operational and that international ground stations can handle its massive data downlink rates. The telescope is currently en route to the L2 Lagrange point, with first science images expected in early 2027.
NASA’s Deep Space Network, which nearly buckled during Artemis I, again faced heavy data demands for Artemis II but performed well thanks to upgrades (including a new data subsystem and improved coordination). The mission’s shorter duration helped ease load, while NASA plans more capacity via Lunar Exploration Ground Sites, laser communications, and other non-DSN infrastructure. About 40 missions currently use DSN, with around 40 more expected over the next decade; one 70-meter antenna at Goldstone is offline after a 2023 over-rotation accident and is slated for repair and upgrade by 2028, and NASA now requires feasibility studies before onboarding new missions.
A Chinese team demonstrated a 1 Gbps optical downlink from a geostationary satellite to a ground telescope using only 2 watts of transmitter power. By combining adaptive optics and mode-diversity reception, they recovered a usable signal despite atmospheric turbulence, showing that low-power GEO laser links can achieve high data rates and enable continuous, ground-connected space communications—though this remains a single demonstration with specialized ground infrastructure, not a commercial service.
NASA's Artemis II demonstrated a laser-based optical communications system (O2O) that achieved up to 260 Mbps downlinks and exchanged 484 GB of data from lunar distance, enabling near real-time high-resolution imagery, richer science data, and faster decision-making. Built with MIT Lincoln Laboratory, the system used ground stations in Southern California, White Sands, and Mount Stromlo to maintain stable links, signaling a scalable path to future crewed Moon and Mars missions and the potential for an interplanetary network.
NASA has paused its plans to acquire lunar communication ground stations due to uncertain budgets, aiming to support lunar missions and ease the burden on the Deep Space Network.
Palantir's USG subsidiary has been awarded a $178.4 million contract by the Army for the next phase of its TITAN ground station program, which aims to provide soldiers with advanced data fusion and deep-sensing capabilities through artificial intelligence. The program will deliver 10 prototypes, including five "basic" and five "advanced" variants of the ground station, integrating various data sources to help commanders make sense of complex battlefields. The system is designed to incorporate AI and software workflows to enhance soldiers' decision-making, with the goal of increasing capability, reducing complexity, and allowing for quicker operations on the battlefield.
Former Disney star Bridgit Mendler, now CEO of startup Northwood Space, is launching a satellite data venture focused on mass producing ground stations to improve the transfer of data to and from space. Backed by major VCs including Founders Fund and Andreessen Horowitz, the company aims to provide fast and flexible deployment of ground stations, targeting services for satellites in low Earth orbit initially. The startup plans to address the bottleneck in shared ground stations and offer a similar experience to renting server capacity from cloud providers like Amazon Web Services or Microsoft's Azure.