Unveiling the secrets of the hot and energetic Universe

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The X-ray Integral Field Unit (X-IFU)

The X-IFU is a revolutionary X-ray spectrometer, one of the two instruments of the European Space Agency’s future space telescope, Athena. It will observe with X-ray eyes, the hot and energetic Universe, a world of clusters of galaxies, black holes, and exploding stars.

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Find out about the main instrument of ESA’s Athena mission

Latest News

The X-IFU Gazette #18 has been released!

We are starting this newsletter #18 with a short update from the X-IFU Principal Investigator, Didier Barret, about the release […]

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Bringing Athena compliant with the 7 keV effective area requirement

The Athena mirror will use an innovative technology called Silicon Pore Optics (SPO). The technology, combined with appropriate over coating, […]

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The potential of the X-IFU for studies of the solar system

It was just over 40 years ago when Jupiter’s X-ray aurora was discovered with the Einstein Observatory. Since then, we […]

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People of X-IFU

"By improving spectral and angular resolutions, with such a large effective area, Athena X-IFU will represent a major step for X-ray astronomy."

Jiri Svoboda

Astronomer at the Astronomic Institute of the Czech Academy of Sciences

"When Athena X-IFU will be launched, we will see things humans never observed before."

Kazuhisa Mitsuda

Board member

"Once Athena X-IFU will be launched, observation of the sky will be taken to a whole new level. The instrument should be able to reveal the origin of the universe!"

Teresa Mineo

Physicist at INAF

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