Mars Express, studying Mars from orbit

Mars Express, Facts & Discoveries

Yes, Mars is spinning faster. Here's what NASA found.

Exploration of Mars - Wikipedia

Blue' and 'Gold' satellites headed to Mars in 2024

Doomed From The Start, Mars May Have Never Had Enough Water For Life

Mars Space Mission: NASA Scientists gather ancient rocks from Isle of Rum for Mars Space Mission testing - The Economic Times

European Space Agency's Mars Express

ESA - 20 years and counting: Mars Express in numbers

ESA - Mars Express orbiting precisely and safely