Science

“Many successive glowing dots”: what was this STRANGE glowing phenomenon? (video)

“A lot of luminous dots that follow one another in the sky after dark. What happened ?“, Jean-Luc writes via the orange Warn Us button. On the night from Saturday to Sunday, many of you described to us the “star trail” in the sky. The spectacle was observed in several regions of the country. “We just saw a series of small stars in the sky that were moving very slowly. Unheard of in 46 years, ”Raphael still notes.

The observed phenomenon is a constellation of mini-satellites launched by Space X, owned by Elon Musk. Satellites have been regularly launched since 2019 by a Falcon-9 rocket from Cape Canaveral in Florida (Southeast US). Each satellite weighs approximately 260 kg. US-based SpaceX, owned by Tesla boss Elon Musk, announced this summer the successful launch of a new series of about fifty satellites designed to boost satellite Internet access service from the Starlink constellation.

SpaceX plans to have 12,000 satellites by 2025

Frederick Klettan astrophysicist from the Belgian Royal Observatory, has already explained this intriguing phenomenon to us: “These satellites are in orbit, at an altitude of almost 500 km. These satellites will remain in orbit for months or even years. “The goal is to provide full geographic coverage of the terrestrial sphere for Internet connections,” concluded Frederick. Klett.

According star link858 such devices have already been launched. To meet its commercial goals, SpaceX plans to have 12,000 satellites by around 2025, and eventually 42,000. The Falcon-9 rocket is a reusable launcher (to reduce costs) that has been in place since 2010.

Explanation during the first launch in 2019 – VIDEO

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