Think you know how space affects you each day? You might – but you might not. Explore Down2Earth, ESA’s new online challenge, and join Europe’s space conversation. It’s a crucial discussion and your voice is welcome.

Using a series of intriguing questions, ESA’s new Down2Earth website presents 20 challenging questions illustrating how space benefits us daily right here on planet …

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On October 15, 2012, NASA’s Cassini spacecraft celebrateed 15 years of uninterrupted drive time, earning it a place among the ultimate interplanetary road warriors.


This illustrated timeline features milestones in the journey of NASA’s Cassini spacecraft. Scroll up to launch Cassini’s voyage. Image credit: NASA/JPL-Caltech. There’s a much larger image showing Cassini’s timeline here.

Since launching on Oct. 15, …

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Scientists using data from NASA’s Wide-field Infrared Survey Explorer, or WISE, have uncovered new clues in the ongoing mystery of the Jovian Trojans — asteroids that orbit the sun on the same path as Jupiter. Like racehorses, the asteroids travel in packs, with one group leading the way in front of the gas giant, and a second group trailing behind.…

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Peter Willis and his team of researchers at NASA’s Jet Propulsion Laboratory in Pasadena, Calif., had a problem. Actually, more like they had a solution that needed a problem. Confused? Let’s let Peter give it a shot…


JPL’s Battle Mountain meteorite hunters. Pictured from left to right: Peter Willis, Amanda Stockton, Josh Schoolcraft, Fernanda Mora, Morgan Cable, J.P. Kirby. Image …

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A new radar designed to test methods for finding orbital debris that can be hazardous to space navigation has been installed in Spain. The radar will be used to develop future debris warning services, helping to boost safety for European satellite operators.


A new radar designed to test methods for finding orbital debris that can be hazardous to space …

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A  persistent G1-class geomagnetic storm on Oct 13th (still underway as this alert is being written) has sparked bright auroras around the Arctic Circle, spurring reports of Northern Lights from Scandinavia, Greenland, Canada, and several northern-tier US states.  More auroras are in the offing. NOAA forecasters estimate a 40% chance of continued storms on Oct. 14-15 in response to a …

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Two massive stars racing in orbit around each other have had their colliding stellar winds X-rayed for the first time, thanks to the combined efforts of ESA’s XMM-Newton and NASA’s Swift space telescopes.


Colliding winds at Cyg OB2 #9

Stellar winds, pushed away from a massive star’s surface by its intense light, can have a profound influence on their environment.…

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A potentially hazardous asteroid once found but then lost has been rediscovered and its orbit confirmed by a determined amateur astronomer working with ESA’s space hazards programme. The half-kilometre object will not threaten Earth anytime soon.


Animation of asteroid 2008SE85, moving between the stars. The images were tracked on the asteroid, thus the stars appear as small trails. Credits: ESA/E. …

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Curiosity Mars Rover

The first Martian rock NASA’s Curiosity rover has reached out to touch presents a more varied composition than expected from previous missions. The rock also resembles some unusual rocks from Earth’s interior.


Jake Matijevic Rock: This image shows where NASA’s Curiosity rover aimed two different instruments to study a rock known as “Jake Matijevic.” The red dots are where the …

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ESA’s Huygens probe bounced, slid and wobbled its way to rest in the 10 seconds after touching down on Saturn’s moon, Titan, in January 2005, a new analysis reveals. The findings provide novel insight into the nature of the moon’s surface.

Scientists reconstructed the chain of events by analysing data from a variety of instruments that were active during the …

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