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
![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.
![a silver spacecraft glows red with the heat of reentry, with earth's ocean in the background](https://cdn.mos.cms.futurecdn.net/DiUviM6WUqurBhueW3uHU6-320-80.png)
How environmentally friendly is SpaceX's Starship?
By Tereza Pultarova published
SpaceX's Starship uses greener propellant than other rockets, but its environmental footprint could still be substantial if plans for hundreds of launches per year come to pass, experts warn.
![a bright fireball streaks across the sky](https://cdn.mos.cms.futurecdn.net/aTcwyhKiSSUtYgjWQFDuMP-320-80.png)
Debris from burning satellites could be affecting Earth's magnetic field
By Tereza Pultarova published
"We're surrounding the planet with trash."
![Images of planet-forming disks in the Milky Way galaxy captured by the Very Large Telescope in Chile.](https://cdn.mos.cms.futurecdn.net/o6LshhNHNGEEKkrj3gj7Co-320-80.jpg)
Stunning images from Very Large Telescope capture unique views of planet formation
By Tereza Pultarova published
Incredible images captured by the Very Large Telescope in Chile reveal unique insights into planet formation around young stars.
![illustration of a small cubical spacecraft with blue solar wings in orbit around the moon](https://cdn.mos.cms.futurecdn.net/dR4wBH4oRcoSXZsCLV2sA6-320-80.jpg)
NASA's tiny CAPSTONE probe celebrates 450 days in orbit around the moon
By Tereza Pultarova published
NASA's CAPSTONE cubesat is still going strong after 450 days circling the moon in a special orbit chosen for NASA's future lunar space station.
![A sequence of images of Saturn's moon Enceladus taken by the Cassini mission.](https://cdn.mos.cms.futurecdn.net/B2rH59wcUjHTwMXboS586U-320-80.gif)
Our solar system's ocean moons may be habitable — and their icy shells could hold proof
By Tereza Pultarova published
The thicknesses of ice shells covering our solar system's ocean-bearing moons could provide hints about whether these mysterious bodies may harbor life.
![A simulation of lunar regolith falling through a funnel.](https://cdn.mos.cms.futurecdn.net/7CehSfTgvduFbPq4ogWGSJ-320-80.jpg)
Computer-simulated moon dust may help lunar robots pass a major hurdle
By Tereza Pultarova published
Scientists have developed a new computer model that simulates how moon dust behaves in lunar gravity. They hope it will keep future moon exploration robots safe.
![A view of pink and purple blurry dots with a half-circle denoting the area where the radio signals are coming from.](https://cdn.mos.cms.futurecdn.net/UAaaXRhmkcTS23Ej3HS9Ea-320-80.png)
Mysterious radio source in heart of ancient star cluster might be a rare black hole
By Tereza Pultarova published
One of the Milky Way’s brightest star clusters may have a medium-sized black hole at its heart, groundbreaking radio observations revealed.
![streaks of light created by satellites can be seen in the night sky](https://cdn.mos.cms.futurecdn.net/HFsQbkqsAm3z82BTurrTUg-320-80.jpg)
Starlink close encounters decrease despite ever-growing number of satellites
By Tereza Pultarova published
Even though the Starlink constellation has grown by about 1,000 spacecraft in the last six months, its satellites made fewer avoidance maneuvers in that period than in the prior half year.