60 articles
Earth faces a profound transformation over the next billion years, primarily driven by the Sun's increasing luminosity. This will lead to dramatic climate shifts, the loss of oceans, and ultimately, the extinction of all life on our planet.
The discovery of Eris, a massive object in the outer solar system, challenged the definition of a planet. This led to the IAU's 2006 decision to reclassify Pluto as a dwarf planet and establish new criteria for planetary status, expanding our understanding of the solar system's diverse populations.
Interstellar visitor 3I/ATLAS has revealed surprising details about its composition and behavior. Passing near the Sun, it exhibited intense outgassing and color changes, and was confirmed by radio telescopes to be a water-rich comet, not an artificial object. Its unique chemistry suggests it has been "cooked" by cosmic rays over billions of years.
The James Webb Space Telescope has captured the first direct image of planet formation in action around the young star HOPS-315. This breakthrough observation reveals the crucial moment when gas condenses into solid material, offering unprecedented insights into the earliest stages of planetary system development and providing a potential mirror to our own solar system's birth.
Astronomers may have found the first evidence of the elusive Planet Nine, a massive hypothetical world in the outer solar system. New analysis of decades-old infrared data reveals a single candidate object, but further observation is needed for confirmation.
Explore the galaxy's most bizarre exoplanets, from worlds with incredibly short years to planets orbiting multiple suns and the mysterious rogue planets drifting through interstellar space. Discover the science behind these cosmic oddities and what they reveal about the universe.
Astronomers have finally detected the universe's missing baryonic matter, hidden within vast, hot gas filaments of the cosmic web stretching millions of light-years across intergalactic space. This discovery validates key cosmological models and opens new avenues for understanding cosmic evolution.
UY Scuti, a red supergiant in the constellation Scutum, is currently the largest known star by radius, capable of containing approximately 5 billion Suns. This colossal star represents the extreme end of stellar evolution, far surpassing the scale of our own Sun.
New findings reveal a potential lava tube on Venus, China's lunar mission hardware advances, and SpaceX shifts its primary focus from Mars to the Moon. The Event Horizon Telescope also sheds light on the origin of black hole jets.
During the 2024 total solar eclipse, a mysterious object was captured on video, sparking an investigation into its identity. Simultaneously, a groundbreaking single-frame composite photograph of the eclipse was successfully created.
