Tereza Pultarova
Tereza is a London-based science and technology journalist, aspiring fiction writer and amateur gymnast. Originally from Prague, the Czech Republic, she spent the first seven years of her career working as a reporter, script-writer and presenter for various TV programmes of the Czech Public Service Television. She later took a career break to pursue further education and added a Master's in Science from the International Space University, France, to her Bachelor's in Journalism and Master's in Cultural Anthropology from Prague's Charles University. She worked as a reporter at the Engineering and Technology magazine, freelanced for a range of publications including Live Science, Space.com, Professional Engineering, Via Satellite and Space News and served as a maternity cover science editor at the European Space Agency.
Latest articles by Tereza Pultarova
![An old rocket body tumbles in space above Earth as seen from Japan's Astroscale ADRAS-J satellite.](https://cdn.mos.cms.futurecdn.net/L45yCpXNs2Zo6vueMEMJ7H-320-80.jpg)
Japanese company to deorbit big hunk of space junk by 2029
By Tereza Pultarova published
Japanese space-sustainability company Astroscale just signed a $90 million contract to take a bus-sized rocket stage out of orbit by the end of the decade.
![An animation depicting Europe's JUICE spacecraft approaching Jupiter's moon Ganymede.](https://cdn.mos.cms.futurecdn.net/SKKXP7xfWfnzAjyBbCKz5o-320-80.jpg)
JUICE: A complete guide to Jupiter's icy moon exploring mission
By Tereza Pultarova last updated
Reference The Jupiter Icy Moons Explorer, or JUICE, is a European Space Agency mission to explore Jupiter and three of its icy moons: Europa, Callisto and Ganymede.
![streaks of white light in front of stars](https://cdn.mos.cms.futurecdn.net/wdiPzoBmZCsXLTnLsNBS9b-320-80.jpg)
Petition calls for halt of megaconstellation launches for environmental review
By Tereza Pultarova published
A U.S. nonprofit organization has called on the U.S. Federal Communications Commission to pause satellite megaconstellation launches until their environmental impact can be assessed.
![A pair of white transparent latex gloved hands holds a black square with divets at the corners, and loose wires springing from different points.](https://cdn.mos.cms.futurecdn.net/d9HxeWcw9sk3NwScGpPhZS-320-80.jpg)
SpaceX to launch 1st space-hardened Nvidia AI GPU on upcoming rideshare mission
By Tereza Pultarova published
An Nvidia Jetson Orin NX chip, one of the most popular AI and edge computing GPUs, will launch to orbit soon, on SpaceX's Transporter 11 mission.
![graphic illustration of what dark matter. Large black "veins" run through a grey background with sparks of light appearing through "cracks" in the image.](https://cdn.mos.cms.futurecdn.net/nWiuSCNGSL8rfrBgE5PMcJ-320-80.jpg)
What is dark matter?
By Nola Taylor Tillman last updated
Reference Roughly 80% of the mass of the universe is made up of dark matter, a material that scientists cannot directly observe. So why do scientists think it dominates?
![screenshot from the video game "space protector," showing a satellite orbiting earth](https://cdn.mos.cms.futurecdn.net/Q6ZMVNB7Jm6RDZkn66zyEX-320-80.jpg)
Test your space debris catching skills in new game released by Astroscale
By Tereza Pultarova published
Space sustainability company Astroscale has launched a free computer game that allows players to test their space debris catching skills in a simulation based on the company's real mission.
![ten panels showing the same cylindrical object floating above earth from ten different angles](https://cdn.mos.cms.futurecdn.net/JeSjscPyMZ7Hb4ydbrKfUd-320-80.jpg)
Space-junk scout captures amazing fly-around footage of discarded rocket in orbit (video)
By Tereza Pultarova published
Astroscale's ADRAS-J space debris inspecting mission completed a series of fly-around maneuvers of its target space junk, capturing stunning footage of a dead rocket stage in orbit.
![a bright white lightning bolt strikes a launch pad in florida, seen from a distance with water and greenery in the foreground](https://cdn.mos.cms.futurecdn.net/w3mH8tk97QrRjKUKg6u33U-320-80.jpg)
Google-inspired AI model improves Cape Canaveral space launch weather forecasts by 50%
By Tereza Pultarova published
An AI-powered weather model inspired by language-processing systems invented by Google is helping launch companies avoid disruptions to their busy schedules on Florida's Space Coast.
![Two cube-shaped satellites rendezvous is black space. A visualization of the ELSA-M space junk collector and its target, a satellite from the OneWeb megaconstellation.](https://cdn.mos.cms.futurecdn.net/c9ED3nWhiJ5TH2t5yphQbi-320-80.png)
Astroscale's space debris removal demo mission funded for 2026 launch
By Tereza Pultarova published
Astroscale's ELSA-M demo space junk collector will remove a defunct OneWeb satellite from orbit in 2027.
![view from the upper stage of a rocket looking down at its closely packed satellite payload and Earth in the background](https://cdn.mos.cms.futurecdn.net/sEoeyvUbZCESaRbMwNXGPi-320-80.jpg)
SpaceX Starlink satellites made 50,000 collision-avoidance maneuvers in the past 6 months. What does that mean for space safety?
By Tereza Pultarova published
Satellites in SpaceX's Starlink megaconstellation made nearly 50,000 collision-avoidance maneuvers in the last six months, about double the number made in the previous half-year.
![the silhouette of a satellite against a colorful aurora in the sky](https://cdn.mos.cms.futurecdn.net/qcvGQExVtJBjADkSv5MjkT-320-80.jpg)
May solar superstorm caused largest 'mass migration' of satellites in history
By Tereza Pultarova published
In May 2024, the most powerful solar storm to hit Earth in two decades caused chaos in space as it forced thousands of satellites to fight against thickening atmospheric gases to remain in orbit.
![rows of starlink satellites in the lower left portion of the image with Earth in the background and a slither of black space in the lower right side of the image.](https://cdn.mos.cms.futurecdn.net/sEoeyvUbZCESaRbMwNXGPi-320-80.jpg)
Starlink satellites: Facts, tracking and impact on astronomy
By Tereza Pultarova, Elizabeth Howell last updated
Reference Starlink satellites have been developed by SpaceX to provide internet to remote locations. Here we explore the controversial megaconstellation in more detail.
![A black screen with stars has lots of white striations over it.](https://cdn.mos.cms.futurecdn.net/B9Q5uTMn2rZqXa3N5T8eMM-320-80.jpg)
Satellite megaconstellations threaten ozone layer recovery, study confirms
By Tereza Pultarova published
Satellites burning up in Earth's atmosphere are producing chemicals that could thwart the recovery of our planet's protective ozone shield.
![two people in black shirts float inside a cramped spacecraft capsule; one holds a small handheld device up to her eye](https://cdn.mos.cms.futurecdn.net/Y7BjaVtXjKxJ2ANDwqhFzG-320-80.jpg)
SpaceX's Inspiration4 astronauts got genetically younger in space: study
By Tereza Pultarova published
Scientists have found that the members of the first all-civilian space mission, Inspiration 4, got genetically younger during their stay in space. But the effects did not last long.
![Artist's illustration of space junk orbiting Earth.](https://cdn.mos.cms.futurecdn.net/naQtry7CedNEFLbjen6Rqe-320-80.jpg)
Space debris could be dealt with more cheaply than previously thought, new NASA report suggests
By Tereza Pultarova published
A new report by NASA outlines the most promising approaches to keeping the space around Earth safe and usable for future generations.
![an illustration of various constellations made from space debris](https://cdn.mos.cms.futurecdn.net/sswghKH8JhxKkTz3BMAqfQ-320-80.png)
Space Trash Signs project creates debris 'constellations' to highlight space junk problem (video)
By Tereza Pultarova published
The Space Trash Signs project has created "constellations" made of defunct satellites and old rocket parts to draw attention to the worsening space debris problem.
![a spacecraft opens up in orbit to reveal several smaller satellites inside covered in large solar panels](https://cdn.mos.cms.futurecdn.net/qXQDXf5PjwTbYnWuKvvfgE-320-80.jpg)
SpaceX's Starship could help this start-up beam clean energy from space. Here's how (video)
By Tereza Pultarova published
SpaceX's Starship will make space-based solar power cheaper than nuclear, gas and coal-based electricity generation, start-up Virtus Solis believes.
![full-disc view of earth against the blackness of space](https://cdn.mos.cms.futurecdn.net/A2zZsEd4niP9KVPJFpMyfH-320-80.jpg)
Mirrors in space could boost solar power production on Earth. Here's how.
By Tereza Pultarova published
Reflect Orbital plans to launch a constellation of orbiting mirrors to beam sunlight to solar power plants on Earth after dark.
![A depiction of the Space Solar Power Incremental and Demonstrations Research (SSPIDR) project, which aims to beam solar power from space to Earth. SSPIDR consists of several small-scale flight experiments that will mature technology needed to build a prototype solar power distribution system.](https://cdn.mos.cms.futurecdn.net/hip8kUApxWbD2BT9h3pLh9-320-80.jpg)
Japanese satellite will beam solar power to Earth in 2025
By Tereza Pultarova published
Japan will test solar power transmission from space in 2025 with a miniature space-based photoelectric plant that will wirelessly transmit energy from low Earth orbit to Earth.
![A test of a wireless power transmission technology designed for solar power transmission from space.](https://cdn.mos.cms.futurecdn.net/ezXE7xqF44Ed7eNKFkkzsM-320-80.jpg)
Space-based solar power may be one step closer to reality, thanks to this key test (video)
By Tereza Pultarova published
A first-of-its-kind lab demonstration shows how solar power transmission from space could work.
![The interior design of HALO Space'’s Aurora space capsule, which will take passengers to the stratosphere under a helium-filled balloon.](https://cdn.mos.cms.futurecdn.net/nf5izU8zQQsyc8E89QoACa-320-80.jpg)
HALO Space unveils capsule design for stratospheric space 'glamping'
By Tereza Pultarova published
Spanish start-up HALO Space has unveiled its capsule design for stratospheric space tourism.
![illustration of a fiery orange sun erupting with multiple big solar storms.](https://cdn.mos.cms.futurecdn.net/xRMbHmiMhBvpHk5KRPcxoh-320-80.png)
Space weather can make it hard to predict satellite trajectories. Here's why that's a problem
By Tereza Pultarova published
Satellites in low Earth orbit can be hundreds of miles off their expected trajectories when bad space weather hits.
![a black circle dead center emits dazzling arrays of white light](https://cdn.mos.cms.futurecdn.net/mZh8ya5mA9RpLXRvV8jwd3-320-80.png)
How photos of the April 8 solar eclipse will help us understand the sun's atmosphere
By Tereza Pultarova published
A total solar eclipse is not just an awe-inspiring natural phenomenon; it's an opportunity to expand our scientific understanding of the sun.