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Astronomy

A collection of 379 posts

Space

Astronomers Discover Universe's Oldest Black Hole, Challenging Theories

What's surprising is not only its incredible age but also its massive size, approximately a million times the mass of our Sun. This finding has raised questions about how such a colossal black hole could have formed so rapidly.

Space

Astronomers Determine Which Exoplanets Are Most Likely to Harbor Water

The findings suggest that all 28 examined exoplanets could potentially have global ice or water surfaces, even without atmospheres. Some may even qualify as ocean planets.

Space

A Massive Coronal Hole In the Sun's Surface Is Blasting Solar Wind Right at Earth

This phenomenon occurs as part of the Sun's natural activity cycle. While the Sun experiences periods of heightened solar activity, including sunspots or solar flares, it eventually reaches a peak known as solar maximum.

Space

ESA Astronaut Captures a Rare Thunder Phenomenon Above Earth

To capture this nearly instantaneous event, Mogensen used a Davis camera, capable of taking up to 100,000 images per second, functioning much like the human eye.

Space

Scientists Discover an Exoplanet that Challenges Our Understanding of the Universe

Computer simulations showed that for LHS 3154b to exist, its protoplanetary disk would have needed to contain more solid material than previously thought possible.

Space

The United States Prepares for Lunar Return after Over 50 Years

Peregrine, an unmanned lander developed by Astrobotic, will attempt to touch down on the lunar surface. The mission aims to carry NASA instruments to study the lunar environment before the upcoming Artemis missions.

Space

Hubble Space Telescope Temporarily Pauses Observations Due to Gyroscope Issues

Currently, NASA's Hubble team is diligently working on diagnosing the problem and devising solutions to get the telescope back on track. If necessary, they can reconfigure the telescope to operate with just one gyroscope.

Space

Strange Activity Detected Around Milky Way's Supermassive Black Hole

Astrophysicists Gustavo Magallanes-Guijón and Sergio Mendoza from the National Autonomous University of Mexico have observed a distinct pattern: every 76.32 minutes, gamma-ray signals emanate from the vicinity of Sagittarius A*.

Space

China's Zhurong Rover Detects Mysterious Subsurface Polygons on Mars

Equipped with a ground-penetrating radar system, Zhurong scanned the Utopia Planitia region on Mars, revealing a series of irregular polygonal wedges buried approximately 35 meters below the surface.

Space

Scientists Discover an Extremely High-Energy Cosmic Particle Named Amaterasu

Some scientists speculate that the anomalies could be attributed to defects in the fabric of spacetime or the collision of cosmic strings, while others consider the possibility of an unidentified source within the Local Void.

Space

Ingenuity Mars Helicopter Navigates Martian Winter as NASA Plans Upgrades

Ingenuity's resilience in the Martian winter and its numerous successful flights underscore its crucial role in Mars exploration, serving as a scout for NASA's Perseverance rover.

Space

The Earth Has Received a Laser Message Beamed from 10 Million Miles Away

Typically, radio waves are utilized to communicate with missions beyond the Moon, but the introduction of laser technology could increase data transmission speeds by a factor of 10 to 100.

Space

Supernova's Impact on Earth's Ozone Layer Revealed in a New Study

Simulations have revealed that a gamma-ray burst within our Milky Way could obliterate the stratospheric ozone layer for several years, causing extensive species extinction and posing significant threats to humanity.

Space

James Webb and Hubble Telescopes Illuminate the Christmas Tree Galaxy Cluster

This collaborative effort between the two space telescopes has unveiled a rich tapestry of celestial wonders, offering a breathtaking glimpse into the cosmos. MACS0416 is actually a pair of colliding galaxy clusters.

Space

James Webb Space Telescope Reveals an Exoplanet with Sand Clouds

Their findings have been nothing short of remarkable. Amidst the gaseous expanse of WASP-107b, astronomers detected the presence of water vapor, sulfur dioxide, and an unexpected phenomenon—clouds composed of fine silicate particles.

Space

ESA's Orbiter Observed Mars' Atmosphere Glowing Green at Night

In 2020, the phenomenon was observed in visible light during Martian daylight using TGO. Now, scientists have observed it at night through TGO, providing valuable insights into this captivating phenomenon.

Space

NASA Astronauts' Tool Bag Becomes a Bright Satellite in Earth's Orbit

Currently orbiting at altitudes ranging from 415 to 416 kilometers, it is slowly descending. Eventually, it will re-enter the Earth's atmosphere, where it is anticipated to disintegrate.

Space

NASA Launches an Exciting New Streaming Service Called NASA+

Users can enjoy a wide range of content without any interruptions or subscription fees. Plus, the service is available to everyone, making it a valuable resource for space enthusiasts and curious minds alike.

Space

SpaceX's Starship Completes Its Second Test Launch

Although the Super Heavy booster exploded shortly after separation, and the Starship upper stage experienced issues, SpaceX considered the test a success and plans to analyze the data for future improvements.

Space

Astronomers Detect the Presence of Oxygen in Venus' Dayside Atmosphere

Understanding Venus's atmosphere and the distribution of atomic oxygen could provide insights into why Earth and Venus, once potentially similar, evolved into drastically different worlds.

Space

Mars Lava Chamber Revealed as Potential Shelter for Future Bases

These subterranean structures offer protection from radiation, extreme temperature fluctuations, and even meteorite impacts. Researchers believe that such underground features could serve as crucial refuges for future Mars missions.

Space

Saturn's Rings to Temporarily Disappear and Reappear in 2025

While the rings' disappearance may seem like a loss, it offers a unique opportunity for skywatchers to observe Saturn's moons more clearly, as the reduced tilt makes them easier to spot.

Space

NASA's Juno Probe Detects Salts and Organic Compounds on Jupiter's Largest Moon Ganymede

Scientists speculate that these findings could suggest the existence of hydrothermal activity deep beneath Ganymede's icy surface or interactions between its subsurface ocean and the planet's interior rocks.

Space

NASA's Lucy Probe Discovers Surprise Contact Binary at Dinkinesh

Contact binary systems, where two smaller objects are in contact with each other, are not uncommon in the solar system. However, it's a rare occurrence to find one of these systems orbiting another asteroid.

Space

New Study Suggests That Earth Harbors Remnants of a Moon-Forming Protoplanet

These continent-sized anomalies, known as large low-velocity provinces (LLVPs), have long puzzled scientists due to their higher density and temperature compared to the surrounding mantle.