Astronomy's dirty window to space: A detailed map of dust in the …
6 hours ago · Reconstructing a 3D map. Zhang and Green trained a neural network to generate model spectra based on a star's properties and the properties of the intervening dust.
Burned-up space junk pollutes Earth's upper atmosphere, NASA …
Oct 19, 2023 · Scientists have long thought that the burning up of space junk in Earth's atmosphere creates air pollution that can affect the planet's climate. Now, for the first time, they've managed to...
The world’s next big environmental problem could come from space
Dec 9, 2024 · By 2033, it could reach 4,000 tons per year, according to estimates presented at a workshop called Protecting Earth and Outer Space from the Disposal of Spacecraft and Debris, held in...
Earth Orbit Is Filling Up with Junk. Greenhouse Gases Worsen the …
1 day ago · The problem is that atmospheric density is the only thing that naturally pulls space junk out of orbit. Earth’s atmosphere doesn’t suddenly give way to the vacuum of space, but gets ...
Analysis: Why trash in space is a major problem with no clear fix
Sep 3, 2023 · There’s a lot of trash on the Moon right now – including nearly 100 bags of human waste – and with countries around the globe traveling to the Moon, there’s going to be a lot more, both on the...
Can we solve the satellite air pollution problem? Here are ... - Space.com
Nov 1, 2024 · New technologies including recoverable satellites and in-orbit space debris recycling could help solve the satellite air pollution problem and prevent a new ecological crisis in the future.
Dangerous satellite air pollution exists in a legal loophole | Space
Oct 4, 2024 · Air pollution from satellites burning up in Earth's atmosphere could become the world's next big environmental problem — but the tricky form of contamination seems to evade the reach of both...
How do you clean up 170 million pieces of space junk?
May 24, 2023 · With increased activity in space, debris is a growing threat to Low Earth Orbit (LEO), the most accessible area of space. There may be as many as 170 million pieces of debris in orbit, with the vast majority too small to track due …
Low-Earth Orbit Faces a Spiraling Debris Threat
Apr 22, 2024 · In space, debris comes from the frequent breakup of expended rocket bodies, explosion of satellites, dead satellites, collisions, paint flakes and even tools lost by astronauts. Around 85 percent...
Why is Space Junk a Problem both for Exploration and the Earth?
May 10, 2024 · What is space junk, otherwise known as space debris, and why is it bad for both scientists and astronauts intrigued by what lies beyond the planet and both for the Earth humans depend on for life?