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APOD: 2026 August 31 – Launch of the Roman Space Telescope

2026-08-31 04:05

APOD

Astronomy Picture of the Day

Discover the cosmos! Each day a different image or photograph of our fascinating universe is featured, along with a brief explanation written by a professional astronomer.

Launch of the Roman Space Telescope

Explanation: A new telescope has been launched into space to study the universe. The Nancy Grace Roman Space Telescope (RST) has the same size main mirror as the Hubble Space Telescope (HST) but sees 100 times more sky during each snapshot. This is possible because when compared to HST, RST’s main mirror is more curved, its secondary mirror is closer, and its main camera is larger. The result is that RST can inspect more of the sky more quickly, likely allowing, among other capabilities, the discovery of many more supernovas which tell us more about the expansion rate and composition of our universe, and many more planets orbiting other stars that tell us more about the possibilities for life elsewhere in the universe. RST will orbit the Sun, not the Earth, like the James Webb Space Telescope. The featured video shows Roman being launched yesterday from Kennedy Space Center, Florida, USA aboard a SpaceX Falcon Heavy rocket.

APOD’s main NASA site is moving: From apod.nasa.gov to science.nasa.gov/apod
Tomorrow’s picture: eclipse flight

Date August 31, 2026
Credit: NASA
Authors & editors: Robert Nemiroff, Jerry Bonnell, Cecilia Chirenti, Keighley Rockcliffe
A service of: ASD at NASA / GSFC,
NASA Science Activation & Michigan Tech. U.

Ribbon-Cutting Event for NASA Deep Space Network’s Deep Space Station 23

2026-08-30 14:57

2 Min Read

Ribbon-Cutting Event for NASA Deep Space Network’s Deep Space Station 23

Ten people in professional attire pose together outside under a clear blue sky, with a massive white satellite dish standing directly behind them.

PIA26779

Credits:
NASA/JPL-Caltech

Description

Leadership from NASA Headquarters, the Jet Propulsion Laboratory, and the Deep Space Network (DSN) stand in front of the recently completed Deep Space Station 23 antenna at the Deep Space Network’s Goldstone complex near Barstow, California, on Aug. 25, 2026. 

From left: Germaine Aziz (project manager, DSN Aperture Enhancement Project, JPL); Bradford Arnold (manager, Telecom Programs & Oversight, JPL); Keyur Patel (associate lab director for Flight Projects & Mission Success, JPL); Wanda Peters (deputy associate administrator, Research and Technology Mission Directorate, NASA Headquarters); Jimmy Kenyon (associate administrator, RTMD, NASA Headquarters); John McCullough (acting director, Space Communications and Navigation Program, NASA Headquarters); Gregory Heckler (deputy program manager for capability development, SCaN, NASA Headquarters); William Marinelli (development manager, SCaN, NASA Headquarters), Michael Levesque (project manager, DSN, JPL); and Frank Kaufholod (project manager, NASA Glenn Research Center).

They gathered at the recently completed DSS-23 antenna for a ceremonial ribbon cutting on Aug. 25, 2026. It’s the latest antenna to be added as part of the DSN’s Aperture Enhancement Project, which began in 2009 to upgrade and expand the network by adding six new 34-meter (114-foot) multifrequency beam-waveguide antennas. These versatile Deep Space Network dishes can enhance many missions operating over different radio frequencies. 

The DSN allows missions to track, send commands to, and receive scientific data from faraway spacecraft. It is managed by JPL, a division of Caltech, in Southern California for SCaN, which is located at NASA Headquarters within RTMD.

For more information about the DSN, visit:

https://www.nasa.gov/communicating-with-missions/dsn/

NASA Deep Space Network’s New Goldstone Antenna Goes Online

2026-08-30 14:53

1 Min Read

NASA Deep Space Network’s New Goldstone Antenna Goes Online

A massive white satellite dish antenna stands on a desert plain under a clear blue sky, bathed in warm sunlight alongside small facility structures.

PIA26778

Credits:
NASA/JPL-Caltech

Description

Long shadows are cast by the recently completed Deep Space Station 23 at the Deep Space Network’s Goldstone complex near Barstow, California, in August 2026. A 34-meter (114-foot) multifrequency beam-waveguide antenna, DSS-23 will boost the DSN’s capacity and enhance NASA’s deep space communications capabilities for decades to come.

NASA leadership and personnel as well as dignitaries gathered at the complete DSS-23 antenna for a ceremonial ribbon cutting on Aug. 25, 2026. It’s the latest antenna to be added as part of the Deep Space Network’s Aperture Enhancement Project, which began in 2009 to upgrade and expand the network by adding six new 34-meter multifrequency beam-waveguide antennas. These versatile Deep Space Network dishes can enhance many missions operating over different radio frequencies. 

The DSN allows missions to track, send commands to, and receive scientific data from faraway spacecraft. It is managed by NASA’s Jet Propulsion Laboratory, a division of Caltech, in Southern California for the agency’s Space Communications and Navigation (SCaN) Program, which is located at NASA Headquarters within the Research and Technology Mission Directorate.

For more information about the DSN, visit:

https://www.nasa.gov/communicating-with-missions/dsn/

Panorama Showcasing the 34-Meter Antennas of the DSN’s Goldstone Complex

2026-08-30 14:47

2 Min Read

Panorama Showcasing the 34-Meter Antennas of the DSN’s Goldstone Complex

A wide desert landscape featuring several large white satellite dishes pointing toward a bright sun shining in a clear blue sky above distant mountain ranges.

PIA26777

Credits:
NASA/JPL-Caltech

Description

Five antennas soak in the summer sun at the Deep Space Network’s Goldstone complex near Barstow, California, in August 2026. The recently completed Deep Space Station 23, a 34-meter (114-foot) beam-waveguide antenna, can be seen to the right of the frame in the foreground. The other three 34-meter antennas are, from left, DSS-26, DSS-25, and DSS-24. At farthest right is a smaller 26-meter (85-foot) antenna, the retired “Apollo Antenna” that was built in 1967 as part of the Manned Space Flight Network and earned its nickname for providing tracking for the Apollo Program.

NASA leadership and personnel as well as dignitaries gathered at the complete DSS-23 antenna for a ceremonial ribbon-cutting on Aug. 25, 2026. It’s the latest antenna to be added as part of the Deep Space Network’s Aperture Enhancement Project, which began in 2009 to upgrade and expand the network by adding six new 34-meter multifrequency beam-waveguide antennas. These versatile Deep Space Network (DSN) dishes can enhance many missions operating over different radio frequencies. 

The DSN allows missions to track, send commands to, and receive scientific data from faraway spacecraft. It is managed by NASA’s Jet Propulsion Laboratory in Southern California, a division of Caltech, for the agency’s Space Communications and Navigation (SCaN) Program, which is located at NASA Headquarters within the Research and Technology Mission Directorate.

For more information about the DSN, visit:

https://www.nasa.gov/communicating-with-missions/dsn/

NASA’s Dark Universe-Seeking Nancy Grace Roman Space Telescope Launches

2026-08-30 13:18

A SpaceX Falcon Heavy rocket with NASA’s Nancy Grace Roman Telescope on board is seen transiting the sun during launch from Launch Complex 39A, Sunday, Aug. 30, 2026, at NASA’s Kennedy Space Center in Florida.
NASA/John Kraus

Now on a three-month, million-mile journey to its final orbit, NASA’s Nancy Grace Roman Space Telescope will soon reveal the universe’s darkest secrets. The mission launched at 7:26 a.m. EDT Sunday aboard a SpaceX Falcon Heavy rocket from Launch Complex 39A at the agency’s Kennedy Space Center in Florida.

Roman pairs a large field of view with crisp infrared vision to explore vast swaths of the sky and probe deeply into cosmic history. This flagship mission will help astronomers explore dark matter, dark energy, and worlds outside of our solar system, known as exoplanets. Its surveys will support a broad range of research extending far beyond the mission’s main science goals.

“Roman is exactly the kind of success story we want to see across NASA,” said NASA Administrator Jared Isaacman. “Delivered ahead of schedule and on budget, this mission reflects more than a decade of dedication from the NASA workforce and our industry partners. Now, Roman will give us a new atlas of the universe, push the boundaries of discovery, and demonstrate what is possible when America’s space program pairs bold ambition with disciplined execution.”

The ground control team at NASA’s Goddard Space Flight Center in Greenbelt, Maryland, began receiving telemetry data from Roman seven minutes after launch. The Falcon Heavy rocket performed as expected, separating from the observatory 31 minutes into the flight. After separating from the center core, the rocket’s boosters safely returned to the launch site for refurbishment.

“Roman will be a discovery machine that will bring us closer than ever before to answering humanity’s most profound questions about our cosmic history,” said Nicky Fox, associate administrator for the Science Mission Directorate at NASA Headquarters in Washington. “With its large field of view and fast survey speeds, Roman will usher us into a new era of discovery and make the invisible visible, setting the foundation for humanity’s search for life beyond our solar system.”

During launch and early orbit, Roman uses the Near Space Network’s ground stations and relay satellites to exchange tracking, telemetry, and command data with ground controllers. About 70 minutes after launch, the Deep Space Network takes over communications and guides Roman toward the second Sun-Earth Lagrange point, or L2, about one million miles from Earth. Roman connects to that network through the Canberra Deep Space Communication Complex in Australia first. Approximately six hours later it will transfer to the Madrid Deep Space Communication Complex in Spain and then to the Goldstone Deep Space Communication Complex in California, ensuring continuous contact with Roman throughout its journey.

The Roman team also confirmed successful deployment of the observatory’s solar panels and lower instrument sun shade an hour and 23 minutes after launch. Within the upcoming days, Roman’s high-gain antenna and visor-like deployable aperture cover will deploy, ground controllers will initiate the first of two-mid-course corrections, and the Coronagraph Instrument will power on. This instrument will demonstrate the technology that future missions like NASA’s Habitable Worlds Observatory concept could use to image Earth-like planets in the search for life in the universe. Roman’s Coronagraph will take a giant step in that direction by snapping pictures of Jupiter-like planets.

A few weeks into Roman’s voyage, its primary instrument, the Wide Field Instrument, will activate. This 300-megapixel infrared camera has 18 4K detectors, each about the size of a saltine cracker. These detectors collect photons of light that will be decoded into crisp cosmic panoramas. Thanks to the observatory’s rigid design and stable optical performance, it will rapidly scan the sky without needing substantial time between separate observations. The Roman telescope is designed to survey the universe a thousand times faster than NASA’s Hubble Space Telescope.

Throughout the rest of Roman’s three-month commissioning period, scientists will run the instruments through a series of calibrations and tests. NASA anticipates releasing Roman’s first images by early 2027.

Roman will send back 1.4 terabytes of data every day, the highest data rate of any NASA astrophysics mission, so far. Machine learning, artificial intelligence, and citizen scientists will help sift through it and flag significant findings, which astronomers can then study.

“We’ve never been able to view the universe with eyes like Roman’s before,” said Julie McEnery, Roman’s senior project scientist at NASA Goddard. “There’s no telling what more we’ll know and have seen by this time next year.”

Roman is the fourth primary mission NASA has launched on a Falcon Heavy rocket. Earlier this year, the agency’s Launch Services Program worked with SpaceX to accelerate the launch date to accommodate the space telescope’s early completion.

The telescope is managed at NASA Goddard with participation by the agency’s Jet Propulsion Laboratory in Southern California; Caltech/IPAC in Pasadena, California; the Space Telescope Science Institute in Baltimore; and a team of scientists from various research institutions. The primary industrial partners are BAE Systems Inc., L3Harris Technologies, and Teledyne Scientific & Imaging. Contributions to Roman also are made by ESA, JAXA, the French space agency CNES (Centre National d’Études Spatiales), and the Max Planck Institute for Astronomy in Germany.

To learn more about the Roman mission, visit:

https://www.nasa.gov/roman

-end-

George Alderman / Alise Fisher
Headquarters, Washington
202-358-1600
george.a.alderman@nasa.gov / alise.m.fisher@nasa.gov

Claire Andreoli
Goddard Space Flight Center, Greenbelt, Md.
202-286-1940
claire.andreoli@nasa.gov

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