First locks released from Lisa Pathfinder's cubes

Today, the lock fingers that kept the two test masses on LISA Pathfinder secure during the launch and cruise phase were successfully unlocked. As planned, the two cubes are still attached to the spacecraft via an additional ...

LISA Pathfinder arrives at its worksite

After a six-week journey, LISA Pathfinder arrived at its destination today, an orbit around a point of balance in space where it will soon start testing technologies crucial for exploring the gravitational Universe.

LISA pathfinder thrusters operated successfully

While some technologies were created to make spacecraft move billions of miles, the Disturbance Reduction System has the opposite goal: To keep a spacecraft as still as possible.

Video: Testing LISA Pathfinder

This timelapse video shows teams from ESA and Airbus Defence and Space (the prime contractor for LISA Pathfinder) carrying out a simulation of the commissioning of the LISA Technology Package, the scientific heart of the ...

Image: Lisa Pathfinder ready for launch

Final preparations are under way at Europe's Spaceport in Kourou, French Guiana, for the launch of LISA Pathfinder, ESA's technology demonstrator that will pave the way for detecting gravitational waves from space. Liftoff ...

Video: Testing gravity—inside LISA Pathfinder

ESA's LISA Pathfinder mission is a technology demonstrator that will pave the way for future spaceborne gravitational-wave observatories. It will operate about 1.5 million km from Earth towards the Sun, orbiting the first ...

Video: Lisa Pathfinder mission overview

LISA Pathfinder will pave the way for future missions by testing in flight the very concept of gravitational wave detection: it will put two test masses in a near-perfect gravitational free-fall and control and measure their ...

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