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satellites

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Satellites show Antarctic ice shelves have lost 74 trillion tons of water in 25 years thumbnail

Satellites show Antarctic ice shelves have lost 74 trillion tons of water in 25 years

News Science & Astronomy Satellite observations have revealed an alarming loss of ice density at Antarctica's ice shelves over the past quarter century, highlighting the accelerating impact of climate change.The findings come from 100,000 satellite radar images, mainly from the European Space Agency's (ESA) Copernicus Sentinel-1 and CryoSat satellite missions, which showed that over 40%
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Musk's satellites hindering detection of near-Earth asteroids... thumbnail

Musk’s satellites hindering detection of near-Earth asteroids…

Elon Musk's Starlink satellites are hindering scientists trying to detect near-Earth asteroids, according to a new study. At the moment, there are almost 1,800 Starlink satellites orbiting Earth roughly 550km away, providing internet to 24 different countries. Musk, the world's richest man, has been sending an increasing amount of satellites into orbit since 2019 through…
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Le marché des satellites d’observation de la Terre dopé par la diversification des projets de constellation thumbnail

Le marché des satellites d’observation de la Terre dopé par la diversification des projets de constellation

Alexandre Couto Publié le 19/01/2022à 14h00 Soyez le premier à réagir © Airbus Selon une étude du cabinet Euroconsult, le marché de la construction des satellites d’observation de la terre pourrait progresser de 16% d’ici à 2030. Une évolution tirée par les programmes gouvernementaux mais aussi par l’arrivée de constellations commerciales utilisant de nouveaux types…
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OneWeb adds 36 more satellites to internet network thumbnail

OneWeb adds 36 more satellites to internet network

A Soyuz-2.1b rocket lifts off Dec. 27 with 36 OneWeb satellites. Credit: RoscosmosA Russian Soyuz rocket launched Monday with 36 more OneWeb internet satellites, the 12th of 19 Soyuz missions needed to deliver into orbit the company’s first-generation network of nearly 650 spacecraft. The mission took off from the Baikonur Cosmodrome in Kazakhstan at 8:10:37 a.m.…
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How many satellites are orbiting Earth? thumbnail

How many satellites are orbiting Earth?

Home News Tech Thousands of the satellites orbiting Earth are small – like this cubesat seen here being released from the International Space Station. (Image credit: NASA, CC BY-NC) This article was originally published at The Conversation. The publication contributed the article to Space.com's Expert Voices: Op-Ed & Insights.Supriya Chakrabarti, Professor of Physics, University of Massachusetts LowellIt seems…
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