Digital Twin Helps Webb Telescope Find Hidden Planet
Using a smart computer replica called a digital twin, scientists have uncovered a giant hidden exoplanet in old space telescope pictures!
Imagine trying to spot a tiny firefly buzzing right next to a giant, blazing stadium floodlight. That is the exact puzzle space scientists face when they search for faraway alien worlds! On 6 November 2026, scientists based in Evanston, Illinois, in the United States, shared exciting news about how they solved this problem using a clever Webb telescope digital twin.
The research team from Northwestern University and the California Institute of Technology (Caltech) created a special computer programme to remove the blinding glare of distant stars. Their study, published in the journal Nature on 4 November 2026, was led by researcher Rodrigo Ferrer-Chavez, assistant professor Jason Wang, and professor Katie Bouman. By using this fresh software tool, the team successfully uncovered a giant hidden planet that was previously invisible in two-year-old space photos!
What happened?
Photographing distant planets, known as exoplanets, is super tricky because host stars shine up to a million times brighter than the planets circling them. This overwhelming brightness washes out faint space signals, making the planets impossible to see. To solve this, the researchers built a virtual computer copy, called a digital twin, of NASA’s James Webb Space Telescope and its Near Infrared Camera, also known as NIRCam.
This innovative computational method is called FLIP, which stands for Physics-based Learning for Imaging Planets. The team fine-tuned millions of physical rules inside their software to accurately simulate how light travels through the telescope’s lenses and optics. The computer programme even accounted for tiny mirror vibrations and slight shifts happening out in space!
Next, the astronomers subtracted this simulated starlight glare from two-year-old archival telescope imagery. When the glare was removed, an enormous exoplanet called 51 Eridani b popped into view! 51 Eridani b is a young gas giant located about 97 light-years away from Earth in the constellation Eridanus. It is massive, with a mass roughly three times that of Jupiter.
Ground telescopes first spotted 51 Eridani b back in 2014, but conventional processing had failed to separate the planet’s glow from starlight at the Webb telescope’s 4.3-micrometer infrared wavelength. The scientists also tested their FLIP technique on other star systems, including HIP 65426 and TYC 5899. They proved that FLIP improved planet-detection sensitivity by two to 15 times compared to standard methods.
Why does it matter to you?
Have you ever searched through an old school bag or toy box and found a forgotten treasure you thought was gone forever? This cosmic discovery shows that you do not always need to build a brand-new rocket to make wonderful discoveries. Sometimes, by writing clever computer code and thinking creatively, scientists can find brand-new secrets hiding right inside old records!
For young students in India who love coding, mathematics, or space science, this breakthrough proves how powerful computer tools can be. In the future, astronomers will be able to search through existing space telescope archives to uncover cooler, smaller, and fainter alien worlds without needing new space missions.
Words to know
- exoplanet: a planet that orbits a distant star outside our own solar system
- digital twin: a detailed virtual computer replica of a real physical machine or tool
- gas giant: a very large planet made mostly of gases rather than solid ground
- infrared light: a kind of light that human eyes cannot see, which special space cameras detect as heat
- archive: a safe collection of stored historical records, images, or scientific information
Did you know?
The giant exoplanet 51 Eridani b has a mass about three times greater than Jupiter, which is the biggest planet in our entire solar system!
Think about it
If you could build a digital twin of any machine or gadget in your home or school, what would it be and how would it help you solve a problem?
Why is it important for scientists to keep old photographs and scientific data safely stored instead of deleting them?
Quick quiz
What is the name of the hidden gas giant planet revealed by the digital twin method?
- 51 Eridani b
- Jupiter
- TYC 5899
See the answer
51 Eridani b
Sources
This story was prepared by the Kids Gazette news desk with the help of AI research and writing tools, using the sources listed above.
