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 this revolutionary instrument of ESA’s Athena mission

Latest News

People of X-IFU – Interview with Aurora SIMIONESCU

Aurora Simionescu is co-Principal Investigator for the NewAthena X-IFU project & Research Scientist at SRON, Netherlands Institute for Space Research. In this interview, she looks back on her career and her new role as Co-PI.

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Thomas DAUSER receives the 2024 HEAD Innovation Prize from the AAS

Congratulations to Thomas Dauser, who receives the 2024 HEAD Innovation Prize from the American Astronomical Society (AAS).

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Instrument response files have been updated

The X-IFU has recently undergone several changes in its design architecture. An important work ahead of the launch is to analyse, verify and understand the X-IFU capabilities when observing. That’s why the instrument response files have been updated.

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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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