Tag

Debris

All articles tagged with #debris

Fragile Orbits: Could a Debris Cascade Spin Out of Control?
space11 days ago

Fragile Orbits: Could a Debris Cascade Spin Out of Control?

The Guardian piece explains Earth’s orbit is now a crowded, evolving space: about 32,000 objects are currently tracked, with private mega‑constellations like Starlink driving a rapid rise in satellites and debris. Projections suggest as many as 60,000 active satellites by the end of the decade. A collision cascade—where one crash produces fragments that collide with more satellites—could rapidly worsen conditions, potentially making launches dangerous and the orbital environment unsustainable. Experts like Jonathan McDowell warn the system is fragile and hinges on continuous cooperation; deorbiting, nets, lasers and stronger space governance are being explored to avert a debris catastrophe.

Starlink satellite loses contact after anomaly; debris due for atmospheric burn
science11 days ago

Starlink satellite loses contact after anomaly; debris due for atmospheric burn

SpaceX says it lost contact with Starlink satellite 34343 after an anomaly; space-tracking company LeoLabs reported tens of nearby objects. SpaceX notes no new risk to the ISS or Artemis II and will monitor trackable debris as the satellite and fragments are expected to burn up in the atmosphere within a few weeks. The incident follows a similar December event in crowded low-Earth orbit (~560 km) as SpaceX pursues FCC licensing for up to a million satellites.

Starlink Anomaly Sparks Debris Cloud in Low-Earth Orbit
technology11 days ago

Starlink Anomaly Sparks Debris Cloud in Low-Earth Orbit

Starlink-34343 suffered an in-orbit anomaly on March 29 at about 560 km altitude, losing communications. LeoLabs detected tens of debris fragments nearby and warned more could exist, though SpaceX and LeoLabs downplayed risk to the ISS and Artemis 2, noting the debris should deorbit within weeks due to the low altitude. SpaceX followed the event with a Falcon 9 Transporter-16 launch carrying 29 Starlink satellites roughly six hours later, while the company works to determine the root cause and implement corrective actions.

Meteorite Suspected After Houston Fireball Sends Rock Through Texas Roof
science20 days ago

Meteorite Suspected After Houston Fireball Sends Rock Through Texas Roof

A Texas woman says a football-sized rock from a meteorite crashed through her roof after a Houston-area fireball event; the American Meteor Society logged over 100 fireball reports across Texas, with witnesses noting a green flash and a loud boom; debris was found near the landing site, and officials say the rock likely came from the meteor. No other damages confirmed; story developing.

NASA satellite debris heads for Earth with tiny risk to people
science1 month ago

NASA satellite debris heads for Earth with tiny risk to people

Parts of NASA's 600 kg Van Allen Probe A are set to re-enter Earth’s atmosphere around 7:45 p.m. EDT on Tuesday; most of the craft will burn up, but some debris could survive with an estimated 1 in 4,200 chance of harm to someone on Earth, an extremely low risk overall. Space Force will monitor and update predictions as uncertainty of about 24 hours remains; the probes launched in 2012 and were deactivated in 2019.

Uncontrolled NASA satellite set for dramatic Earth reentry within hours
science1 month ago

Uncontrolled NASA satellite set for dramatic Earth reentry within hours

A 1,300-pound NASA satellite (Van Allen Probe A) is on an uncontrolled descent and could reenter Earth's atmosphere around 7:45 p.m. ET today, with the exact debris footprint uncertain and debris expected to mostly burn up; the ground risk is extremely low (about 1 in 4,200). The probe's mission ended in 2019 and, due to higher-than-expected solar activity increasing atmospheric drag, its descent has accelerated.

Potential 2032 Asteroid Impact on Moon Threatens Earth and Satellites
science9 months ago

Potential 2032 Asteroid Impact on Moon Threatens Earth and Satellites

A potential impact of asteroid 2024 YR4 on the moon in 2032 could eject lunar debris towards Earth, creating a spectacular meteor shower and posing risks to satellites, although the asteroid's chance of hitting Earth remains very low. The impact could be comparable to a large nuclear explosion, and the event highlights the need to consider planetary defense beyond just Earth.