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Imaging X-ray Polarimetry Explorer (IXPE) Mission

On Thursday, December 9 at 1:00 a.m. EST, Falcon 9 launched NASA’s Imaging X-ray Polarimetry Explorer (IXPE) to low Earth orbit from historic Launch Complex 39A (LC-39A) at NASA’s Kennedy Space Center...

Watch NASA's IXPE Observatory Launch Into Space — Official Live Broadcast

We're sending a new pair of X-ray eyes into the universe! NASA's Imaging X-ray Polarimetry Explorer (IXPE) is our first satellite dedicated to measuring the polarization of X-rays. Polarized light is...

IXPE

Circle Image

Overview

Destination: Low Earth Orbit
Mission: Astrophysics

Low Earth Orbit Launch Complex 39A Kennedy Space Center, FL, USA Probability: 90%
B1061 - Just Read the Instructions

Imaging X-ray Polarimetry Explorer (IXPE) is a space observatory tasked with measuring the polarization of cosmic X-rays. This data will help to learn more about objects that emit these X-rays, such as black holes and neutron stars.

Updates

Cosmic_Penguin • Dec. 9, 2021, 6:41 a.m.

Launch success



Nosu • Dec. 4, 2021, 5:13 p.m.

T-0 confirmed by NASA



Nosu • Oct. 19, 2021, 6:16 a.m.

Moving forward to December 9 and adding launch time.


Falcon 9

Family:
Configuration: Block 5

Falcon 9 is a two-stage rocket designed and manufactured by SpaceX for the reliable and safe transport of satellites and the Dragon spacecraft into orbit. The Block 5 variant is the fifth major interval aimed at improving upon the ability for rapid reusability.

See Details
Specifications
  • Stages
    2
  • Length
    70.0 m
  • Diameter
    3.65 m
  • Fairing Diameter
    5.2 m
  • Launch Mass
    549.0 T
  • Thrust
    7607.0 kN
Family
  • Name
    Falcon 9
  • Family
  • Variant
    Block 5
  • Alias
  • Full Name
    Falcon 9 Block 5
Payload Capacity
  • Launch Cost
    $52000000
  • Low Earth Orbit
    22800.0 kg
  • Geostationary Transfer Orbit
    8300.0 kg
  • Direct Geostationary
  • Sun-Synchronous Capacity

Booster Info


B1061

Status: Expended


Type: Core
Flight Proven: Yes
First Flight: November 16, 2020
Last Flight: October 7, 2024
Flights: 23
Landings Attempted: 22
Landings Successful: 22
Previous B1061 Flights

Landing Information

B1061 has landed on ASDS JRTI after its fifth flight.

Result: Successful Autonomous Spaceport Drone Ship landing at Just Read the Instructions.

SpaceX

SpaceX

(SpX)

CEO: Elon Musk Founded: 2002 Successes: 697 Failures: 15 Pending: 126

Agency Type:

Space Exploration Technologies Corp., known as SpaceX, is an American aerospace manufacturer and space transport services company headquartered in Hawthorne, California. It was founded in 2002 by entrepreneur Elon Musk with the goal of reducing space transportation costs and enabling the colonization of Mars. SpaceX operates from many pads, on the East Coast of the US they operate from SLC-40 at Cape Canaveral Space Force Station and historic LC-39A at Kennedy Space Center. They also operate from SLC-4E at Vandenberg Space Force Base, California, usually for polar launches. Another launch site is being developed at Boca Chica, Texas.

INFO WIKI

Related News

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NASA’s Chandra and IXPE Study Pulsar in Lighthouse Nebula

This composite image, released on July 9, 2026, shows the region around a pulsar – a neutron star with a strong magnetic field that spins incredibly fast – within the Lighthouse nebula. The image contains X-ray data from NASA’s Chandra X-r…

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NASA Space Telescope Maps Magnetic Fields of ‘Lighthouse’ Pulsar

For the first time, scientists have used NASA’s IXPE (Imaging X-ray Polarimetry Explorer) to directly measure the magnetic fields of PSR J1101−6101, a pulsar located within what is often referred to as the Lighthouse Nebula. The results pr…

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NASA’s IXPE Gets Fresh Look at Supernova

NASA’s IXPE (Imaging X-ray Polarimetry Explorer) mission has taken a new observation of a supernova, RCW 86, seen here in an image released on March 24, 2026. This observation helps fill in a fuller picture of what other telescopes have se…

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NASA X-Ray Mission Gets Fresh Look at 2,000-Year-Old Supernova

NASA’s IXPE (Imaging X-ray Polarimetry Explorer) mission has taken a new observation of a supernova, RCW 86, helping fill in a fuller picture of what other telescopes have observed. When astronomers using NASA’s Chandra X-ray Observatory p…

SpaceDaily

NASA's IXPE Measures White Dwarf Star for First Time

Huntsville AL (SPX) Jan 05, 2026 For the first time, scientists have used NASA's IXPE (Imaging X-ray Polarization Explorer) to study a white dwarf star. Using IXPE's unique X-ray polarization capability, astronomers examined a star ca…

Kennedy Space Center, FL, USA

Launch Complex 39A


Smart Dragon 3
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Falcon 9
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NROL-95
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Long March 6A
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Starship
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1 week, 4 days ago
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Orbital Launch Pad 2 - SpaceX Starbase, TX, USA

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Kinetica 1
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5 satellites
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