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Satellite Technologies FAQ

Sputnik 1, launched by the Soviet Union on October 4, 1957, was the first artificial satellite. Explorer 1 became the United States’ first satellite in 1958. As of 2025, there are roughly 11,000+ active satellites orbiting Earth, with tens of

6 June 2025

Communication·Satellite Technology

Where Satellite Phones Are Illegal?

Bangladesh bans satellite phone use; possession can lead to arrest and imprisonment. North Korea prohibits all unauthorized communication devices, foreigners must surrender phones and privacy is not guaranteed, with detention possible. India restricts satellite phones to government‑approved Inmarsat devices, requiring

6 June 2025

Communication·Legal Issues·Technology

Eyes in the Sky: How Satellites Are Revealing Our Changing Climate

Radar altimeters on TOPEX/Poseidon, Jason-1, Jason-2, Jason-3, and Sentinel-6 Michael Freilich have provided a global mean sea level record since 1992, showing a rise of about 3.3 millimeters per year and roughly 10 centimeters over 30 years. Arctic summer sea

6 June 2025

Climate Change·Satellites·Technology

Chad’s Digital Desert: The Shocking Truth Behind the Country’s Internet Revolution

As of 2025, Chad has about 2.74 million internet users (13.2% of the population), with roughly 87% of Chadians still offline. There are about 14.5 million active mobile subscriptions in Chad (roughly 70% of the population) in 2025, with many

6 June 2025

Digital Transformation·Internet·Technology

Everything You Never Knew You Needed to Know About Differential and Precise Point Positioning

DGNSS improves GNSS accuracy by using stationary reference receivers to broadcast corrections to rovers, transforming standalone GPS accuracy from about 5–15 m to sub-meter or centimeter levels, with SBAS like WAAS (USA) and EGNOS (Europe) delivering about 1–3 m for

6 June 2025

Innovation·Technology

Internet Access in Cape Verde: Current Status and Outlook

As of early 2025, about 73.5% of Cape Verde’s population were internet users, roughly 387,000 people out of ~526,000. Fixed broadband subscriptions totaled about 38,000 in 2023, approximately 7 per 100 people. Cape Verde Telecom (CVTelecom) reported passing over 22,000

6 June 2025

Connectivity·Infrastructure·Internet·Technology

Global Navigation Showdown: How GPS III, Galileo, BeiDou & GLONASS Upgrades Will Change How You Navigate

GPS III, first launched in 2018, delivers three times the accuracy and eight times the anti-jamming performance of previous GPS generations, with a GPS III satellite named Katherine Johnson launched by SpaceX in 2025. GPS modernization includes the L1C common

6 June 2025

Innovation·Satellites·Technology

The Space Race for the Internet: Inside the Billion-Dollar Satellite Mega-Constellation Boom

As of mid-2025, Starlink operates about 7,500 active satellites, the largest fleet in history, accounting for more than 60% of all active satellites. Starlink’s next-generation satellites (v2) weigh about 800 kg each, vs 260 kg for v1, and use inter-satellite

5 June 2025

Innovation·Internet·Satellites·Space·Technology

DJI Matrice 4E and Matrice 4T Series Drones: Comprehensive Report

The DJI Matrice 4 Series was launched in January 2025 and comprises two models, Matrice 4T (Thermal) and Matrice 4E (Enterprise), both with foldable airframes and about 1.22 kg takeoff weight. The Matrice 4T adds a radiometric thermal camera (640×512

5 June 2025

DJI·Drones·Reviews·Technology

Inside America’s Silent Sentinels: The Untold Story of GSSAP in Space Surveillance

GSSAP-1 and GSSAP-2 were launched on July 28, 2014 aboard a Delta IV M+(4,2) from Cape Canaveral, accompanied by the ANGELS experimental satellite. The GSSAP satellites operate in near-geosynchronous orbit roughly 35,900 km (22,300 miles) above Earth and function as

5 June 2025

Military·Space·Technology

Mega-Constellations Exposed: How Swarms of Tiny Satellites Are Taking Over Low Earth Orbit

“No Signal? No Problem!” – Next‑Gen Satellite Phones Set to Change Everything

In 2022, Apple’s iPhone 14 introduced Emergency SOS via satellite, later expanded in the iPhone 15 to support satellite texting via Globalstar. In April 2023, AST SpaceMobile’s BlueWalker 3 demonstrated a two-way 4G call using a standard smartphone on Earth

5 June 2025

Communication·Connectivity·Innovation·Technology

Orbiting at Zero Speed: How Geostationary Satellites Rule Global Communications

Geostationary orbit sits at about 35,786 km above the equator and completes a sidereal day (~23h56m), so satellites appear fixed over one longitude; Arthur C. Clarke popularized it in 1945, giving the region the nickname the Clarke Belt. A GEO

5 June 2025

Space·Technology