Tag Archives: aerobraking

Trace Gas Orbiter: Crossing Phobos’ orbit while aerobraking

[Editor’s note: See update.] Here are the facts about the Phobos orbit crossing today [November 16]. The orbit crossing is not a Phobos flyby. In fact, we did our best to ensure that Phobos would be at the farthest possible … Continue reading

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ExoMars aerobraking becomes too severe; shifts automatically to higher orbit

ExoMars has successfully performed a Flux Reduction Manoeuvre (FRM) for the first time. The manoeuvre was triggered by the excessive density of Mars’ atmosphere, which had slowed the spacecraft above the limit the operations team normally allows. The manoeuvre happened … Continue reading

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ExoMars TGO: Aerobraking restarts in September

After an approximately 11-week pause due to Mars conjunction and a major software update, ESA’s ExoMars Trace Gas Orbiter (TGO) will restart its aerobraking campaign in September. Aerobraking, you’ll recall, is the year-long campaign being conducted by TGO using the … Continue reading

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Trace Gas Orbiter: Aerobraking suspended

On 25 June, the Trace Gas Orbiter (TGO) will suspend its aerobraking campaign until the end of August due to Mars’ conjunction with the Sun. With Mars behind the Sun, TGO’s communication with Earth will be difficult, and so the spacecraft orbit … Continue reading

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ExoMars: TGO aerobraking, ‘So far, so good’

Aerobraking progress as of 22 March: To date, periapsis passage speed reduced by 33 cm/sec Still to go: 99,967 cm/sec There’s news from the ExoMars/TGO mission control team at ESOC following the first ten days of the ‘walk-in’ to aerobraking, … Continue reading

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