October 31, 2024

Welcome to Mars! Caltech’s Jaw-Dropping, 5.7 Terapixel Virtual Expedition Across the Red Planet

The Global CTX Mosaic of Mars permits researchers and the public to check out the planet like never before. It consists of different layers of data that can be turned on or off, like these labels for named geographic features on the planet. Credit: NASA/JPL-Caltech/MSSS
Both researchers and the general public can browse a brand-new international picture of the Red Planet that was made at Caltech using information from NASAs Mars Reconnaissance Orbiter.
Caltech has actually utilized data from NASAs Mars Reconnaissance Orbiter to develop the highest-resolution worldwide image of Mars ever, a 5.7 terapixel mosaic. The mosaic is created to be accessible to everyone, from scientists to schoolchildren and the general public, and captures cliffsides, impact craters, and dust devil tracks in stunning detail.
Cliffsides, impact craters, and dust devil tracks are caught in enchanting detail in a brand-new mosaic of the Red Planet composed of 110,000 images from NASAs Mars Reconnaissance Orbiter (MRO). Taken by the veteran spacecrafts black-and-white Context Camera, or CTX, the images cover nearly 270 square feet (25 square meters) of surface per pixel.

The Global CTX Mosaic of Mars allows researchers and the public to check out the planet like never previously. A third cam, the Mars Color Imager (MARCI), led by the very same team that operates CTX, produces an everyday worldwide map of Mars weather at much lower spatial resolution.
The remaining spaces in the mosaic represent parts of Mars that hadnt been imaged by CTX by the time Dickson started working on this job, or locations obscured by clouds or dust.
Laura Kerber, a Mars scientist at JPL, offered feedback on the new mosaic as it took shape. Kerber recently utilized the image to visit her favorite area on Mars: Medusae Fossae, a dirty area about the size of Mongolia.

That makes the Global CTX Mosaic of Mars the highest-resolution global picture of the Red Planet ever created. If it were printed out, this 5.7 trillion pixel (or 5.7 terapixel) mosaic would be big enough to cover the Rose Bowl Stadium in Pasadena, California.
The item of Caltechs Bruce Murray Laboratory for Planetary Visualization, the mosaic took 6 years and tens of countless hours to establish. It is so detailed that more than 120 peer-reviewed science documents have actually already cited a beta version. The mosaic is likewise simple enough for anyone to utilize.
NASA Mars Reconnaissance Orbiter passes above a part of the world called Nilosyrtis Mensae in this artists principle illustration. Credit: JPL/NASA
” I wanted something that would be available to everybody,” said Jay Dickson, the image processing scientist who led the project and handles the Murray Lab. “Schoolchildren can use this now. My mom, who just turned 78, can use this now. The objective is to reduce the barriers for people who are interested in checking out Mars.”
CTX is among three cameras aboard MRO, which is led by NASAs Jet Propulsion Laboratory in Southern California. One of those cams, the High-Resolution Imaging Science Experiment (HiRISE) supplies color pictures of surface features as small as a dining-room table. On the other hand, CTX supplies a broader view of surface around those functions, assisting scientists understand how theyre associated. Its ability to capture bigger stretches of the landscape has actually made CTX especially helpful for finding impact craters on the surface. A third video camera, the Mars Color Imager (MARCI), led by the same team that operates CTX, produces a day-to-day worldwide map of Mars weather condition at much lower spatial resolution.
Mars Up Close
Snapping away given that MRO got to Mars in 2006, CTX has actually recorded nearly all of the Red Planet, making its images an ideal beginning point for scientists when theyre creating a map. A bit like hunting for a needle in a haystack and creating a puzzle at the exact same time, mapmaking requires downloading and sifting through a big selection of images to find those with the exact same lighting conditions and clear skies.
To produce the new mosaic, Dickson established an algorithm to match images based on the features they caught. He by hand sewed together the remaining 13,000 images that the algorithm couldnt match. The staying spaces in the mosaic represent parts of Mars that hadnt been imaged by CTX by the time Dickson began working on this job, or locations obscured by clouds or dust.
Laura Kerber, a Mars researcher at JPL, provided feedback on the new mosaic as it took shape. “Ive desired something like this for a long time,” Kerber stated. “Its both a lovely item of art and also beneficial for science.”
Kerber just recently utilized the image to visit her favorite spot on Mars: Medusae Fossae, a dirty region about the size of Mongolia. Researchers are unsure exactly how it formed; Kerber has actually proposed it might be a pile of ash from a neighboring volcano. At the click of a button on the CTX mosaic, she can focus and appreciate ancient river channels, now dry, winding through the landscape there.
Users can likewise leap to regions like Gale Crater and Jezero Crater– locations being explored by NASAs Curiosity and Perseverance rovers– or visit Olympus Mons, the tallest volcano in the solar system, adding topographic data from NASAs Mars Global Surveyor mission. One of the mosaics coolest features highlights effect craters across the entire world, allowing viewers to see just how scarred Mars is.
” For 17 years, MRO has actually been revealing Mars to us as nobody had seen it in the past,” stated the missions job researcher, Rich Zurek of JPL. “This mosaic is a fantastic new way to explore some of the imagery that weve gathered.”
The mosaic was moneyed as part of NASAs Planetary Data Archiving, Restoration and Tools (PDART) program, which helps develop new ways to utilize existing NASA data. The clinical items of extended missions like MRO are exactly what the program was developed to make more accessible.
More About MRO
MRO is managed by JPL on behalf of NASAs Science Mission Directorate in Washington, with Caltech acting as JPLs handling agent for NASA. The University of Arizona in Tucson operates HiRISE, which was constructed by Ball Aerospace & & Technologies Corp in Boulder, Colorado. Malin Space Science Systems, headquartered in San Diego, built and runs the Context Camera.