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NASA Announces PRIMA Space Telescope Project
Confirmed
In Short: NASA will develop PRIMA, a new space telescope that will explore the origins of planets and galaxies.

NASA announced Wednesday it will move forward with PRIMA, the Probe far-Infrared Mission for Astrophysics, a new space telescope that will explore the origins of planets and galaxies.
PRIMA will be the first of NASA’s Probe Explorers, a new line of observatories intended to do more science for less money.
The mission will use spare parts from the James Webb Space Telescope to reduce costs.
NASA’s Jet Propulsion Laboratory in Pasadena, California, will lead PRIMA, which will be developed in collaboration with NASA’s Goddard Space Flight Center and Marshall Space Flight Center, as well as space agencies from Canada, France, Germany, Japan, South Korea, and the United Kingdom.
PRIMA’s far-infrared sensitivity will allow it to study the coevolution of galaxies and black holes, changes in the properties of dust and metals over cosmic time, and the origins of planets and their atmospheres.
NASA officials said PRIMA will move into Phase B development, allowing for further development of the preliminary design and technical and budget reviews.
If approved, PRIMA will move forward into Phase C with a max project cost of $1.2 billion, not including launch and other costs.
The mission is scheduled to launch in 2033.
NASA’s Nancy Grace Roman Space Telescope, which was launched recently, will complement PRIMA’s capabilities by surveying large swaths of the sky.
NASA’s Science Mission Directorate’s Nicky Fox said, “The PRIMA mission is humanity’s next window into the deep Universe.”
What this adds
NASA’s PRIMA mission will be the first of its kind, aiming to balance the smaller Explorer missions and multibillion-dollar flagships.
The mission’s development comes after an independent panel of scientists recommended the new mission category.
NASA disqualified a competing mission, an X-ray observatory known as AXIS, earlier this year, making PRIMA the sole finalist for the first Probe Explorer mission.
Background
NASA announced Wednesday it will move forward with the Probe far-Infrared Mission for Astrophysics (PRIMA), a new space telescope that will explore the origins of planets and galaxies.
NASA's Nancy Grace Roman Space Telescope has been given an extended mission duration, with engineers estimating it could operate for at least 22 years.
What's confirmed
- “The PRIMA mission is humanity’s next window into the deep Universe,” said Nicky Fox, associate administrator for NASA’s Science Mission Directorate, in a statement.
What's still developing
- The agency’s space telescopes typically fall into lower-cost “Explorer-class” missions, with cost caps in the range of a few hundred million dollars, or flagship observatories like the recently launched Nancy Grace Roman Space Telescope, which came with a price tag of some $4.3 billion.
- But it wasn’t clear until recently whether NASA’s science budget, which is under pressure from the Trump administration, would be sufficient to actually start developing one.
- NASA said a concept study for AXIS indicated it would not meet the agency’s schedule and budget constraints.
- “A single mission alone can’t probe all the Universe’s mysteries. But by extending the survey capabilities of our fleet into far-infrared wavelengths with PRIMA, we’re enabling an incredibly comprehensive look at the cosmos,” said Shawn Domagal-Goldman, director of NASA’s Astrophysics Division.
- With the Probe Explorers, NASA officials seek to find a better balance between the smaller Explorer missions and multibillion-dollar flagships.
- NASA has studied potential Probe Explorer mission concepts for several years after an independent panel of scientists recommended the new mission category.
- PRIMA was the sole finalist for the first Probe Explorer mission after NASA disqualified a competing mission, an X-ray observatory known as AXIS, earlier this year.
- The scientist leading the AXIS concept study blamed disruptions and mismanagement at NASA’s Goddard Space Flight Center in Greenbelt, Maryland, the NASA location charged with leading the AXIS mission if it moved forward into development.
- The California Institute of Technology’s (Caltech) Infrared Processing & Analysis Center (IPAC) is designated as the mission science center “where raw data from the telescope is received, processed, and archived for use by astronomers seeking to answer some of the universe’s deepest mysteries,” according to Caltech.
- “PRIMA represents a giant leap for far-infrared astronomy,” said Caltech President Ray Jayawardhana.
- NASA officials cleared Boeing’s Starliner spacecraft for flight Thursday after a “thorough and comprehensive” review of the crew capsule’s readiness, setting the stage for final pre-launch preparations at Cape Canaveral ahead of liftoff Dec. 20 on an unpiloted demonstration mission to the International Space Station.
- PRIMA also ushers in a new class of missions within NASA’s Explorers Program: Probe Explorers.
Sources
- Ars Technicalink
- Ipmnewsroomlink
- Space.comlink
- Spaceflight Nowlink
- Thedebrieflink
- Warpbeatlink
- Sciencedailylink
- Universe Todaylink
- Science Newslink
- Scitechdailylink
- Scientific Americanlink
- NASAlink
- Spaceflightnowlink
- The Guardianlink
- WarpBeat — background on NASA Announces PRIMA Space Telescope Project link
- Space News Today — video link
