Observation de la Terre

Vanguard 1: Tiny Satellite, Giant Legacy

On March 17, 1958, the U.S. launched Vanguard 1, a 1.5 kg solar-powered sphere that became the oldest human-made object in orbit. The mission tested early rocket hardware and, thr… Mar 17, 2026

Environment

Black Rain Over Tehran: Iran's Environmental Cost

Strikes on oil facilities near Tehran have produced 'black rain' and a suite of airborne and waterborne hazards. Experts warn the environmental health cost Iran faces could last y… Mar 13, 2026

Space

Space Is Ablaze — Sky, Markets and Earth

From Hubble's fiery stellar nurseries to satellite views of wildfires and a torrent of market hype around SpaceX, the cosmos and commerce are simultaneously 'ablaze'. This article… Jan 27, 2026

Environment

UN Declares Global 'Water Bankruptcy'

A United Nations University report led by Kaveh Madani says the world has passed a tipping point: rivers, wetlands and aquifers are being depleted and degraded faster than they ca… Jan 21, 2026

Science

Amazon Nears Hypertropical Climate Shift

A major Nature study finds the central Amazon is experiencing ‘hot droughts’ that signal an emerging hypertropical climate — a hotter, drier state not seen for millions of years —… Déc 31, 2025

Space

Where Glacier, Lake and River Touch

An astronaut photo from 2021 captures a striking point in Argentina's Los Glaciares National Park where glacier ice, a turquoise lake and a sediment-rich river converge — a vivid … Déc 30, 2025

Space

Europe Passes Record Space Budget; NASA Cuts

At an ESA ministerial in Bremen this week, member states approved a record three‑year budget that boosts science and exploration ambitions even as NASA faces deep cuts under the U… Déc 03, 2025

Space

European aerospace firms form joint space champion to challenge SpaceX

Airbus, Leonardo and Thales are combining their space operations into a single Toulouse‑based company employing about 25,000 people and generating roughly €6.5bn a year, aiming to… Nov 13, 2025

observation de la Terre

Articles about observation de la Terre

Vanguard 1: Tiny Satellite, Giant Legacy

Black Rain Over Tehran: Iran's Environmental Cost

Space Is Ablaze — Sky, Markets and Earth

UN Declares Global 'Water Bankruptcy'

Amazon Nears Hypertropical Climate Shift

Where Glacier, Lake and River Touch

Europe Passes Record Space Budget; NASA Cuts

European aerospace firms form joint space champion to challenge SpaceX