Former Soviet satellite tv for pc explodes in orbit after colliding with particles – Futura

An outdated Russian satellite tv for pc from the tip of the Soviet period, which has now been deactivated, was hit by area particles at an altitude of 870 kilometers and the affect created a number of items of particles. Standing report on this incident, illustrating orbital overpopulation.

On August 29, astrophysicist and area particles specialist Jonathan McDowell written down on The occasion dates again to June twenty eighth.

Weighing greater than 200 kilograms, Kosmos-2143 is a former communications satellite tv for pc of the Soviet-Russian armed forces that was launched in 1991. It’s in an orbit with an altitude of just about 1,400 kilometers. At this altitude, there are now not sufficient stray air particles above Earth’s ambiance to behave as atmospheric dredging, which might progressively scale back the satellite tv for pc’s altitude till it descends and burns up in our ambiance. These high-frequency satellites can subsequently keep up there for hundreds of years.

Invisible particles

In its ongoing monitoring of the sky, Norad (North American Aerospace Protection Command) has found seven items of particles round Kosmos-2143. These fragments seemingly come from a collision between the satellite tv for pc and particles. Because the particles had not but been found, it was seemingly lower than 10 centimeters lengthy. Based on the European House Company (ESA), greater than 30,000 items of particles bigger than 10 centimeters have been recognized in orbits lower than 2,000 kilometers excessive, and the variety of items of sheet metallic bigger than 1 centimeter can be 1 million.

This new incident as soon as once more exhibits the hazard posed by area particles and an ever-increasing orbital inhabitants. The announcement of the incident got here a couple of days after ESA’s announcement of the affect of 1 massive piece of particles on one other. In its annual report on the area setting, ESA lists 1,409 satellites and different autos that shall be launched into orbit in 2022. An unprecedented report in all the historical past of area conquest, which is able to undoubtedly be surpassed this 12 months.

Don’t miss a single Futura journal with a subscription! Benefit from the comfort of receiving your journal straight in your mailbox at a preferential value.



In case you select our 1-year subscription supply, you’ll obtain the subsequent 4 problems with Magazine’ Futura (148 pages to decipher crucial challenges of at the moment and tomorrow) for simply €4/month for 1 12 months.

Futura is an unbiased and devoted educational media that depends on its readers to proceed to tell, analyze and decipher. To advertise this method and uncover our subsequent releases, a subscription continues to be the easiest way to assist us.