Earth Day: Taking the pulse of our planet

Today marks the 50th anniversary of Earth Day. For Earth-observing satellites, every day is Earth Day. While news of COVID-19 dominates headlines and many of us practice social distancing, there still remains the need for ...

Image: Bolivian highland heart

For Valentine's Day, we bring you this Copernicus Sentinel-2 image capturing a beautiful heart-shaped geographical formation in the dramatic landscape of the southern highlands of Bolivia.

Marsquakes rock and roll

Fifty years after Apollo 11 astronauts deployed the first seismometer on the surface of the moon, NASA InSight's seismic experiment transmits data giving researchers the opportunity to compare marsquakes to moon and earthquakes.

Image: From Earth with love

"Valentine's Day has struck again," tweeted ESA astronaut Thomas Pesquet when he posted this image of a heart-shaped lake in Mongolia. Thomas took this image from the International Space Station during his Proxima mission ...

Winter solstice: The astronomy of Christmas

From the Neolithic to present times, the amount of sunlight we see in a day has had a profound impact on human culture. We are fast approaching the winter solstice for the Northern hemisphere, which takes place on December ...

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