What Came First: Galaxies or Planets? Traditionally, the answer has always been galaxies. However, groundbreaking research is beginning to challenge this long-held belief. Could habitable planets have formed before galaxies even existed? In…
The search for alien life is closely tied to the quest for habitable planets. Astronomers are focusing on exoplanets, looking for atmospheric chemicals that could indicate the presence of advanced civilizations. These substances,…
The search for extraterrestrial life raises profound questions, and one of the most challenging is defining the nature of life itself. For over a century, biologists have understood that life on Earth is…
Dark energy is a cornerstone of contemporary cosmology, central to explaining the Universe’s accelerated expansion. In the standard model, it’s characterized by a cosmological constant within general relativity, integrating dark energy into the…
Two state-of-the-art radio telescopes, each featuring 40-meter-diameter antennas, were officially launched on Friday in China. Strategically positioned in the northeast (Jilin Province’s Changbai Mountain area) and southwest (Shigatse, Xizang Autonomous Region), these installations…
Titan is among the most captivating worlds in the solar system for several compelling reasons. It possesses a hydrological cycle powered by methane, rather than water. It is the solar system’s second-largest moon,…
Several years ago, NASA’s Curiosity rover detected traces of methane in the Martian atmosphere at levels significantly higher than the usual background. However, a few months later, the methane vanished, only to reappear…
China‘s space agency may become the first to bring Martian samples to Earth, with a mission targeting a return of rocks and sediment by 2031. In the November issue of National Science Review,…
Panspermia is the hypothesis suggesting that life can endure and spread between planetary bodies, offering an alternative pathway for the emergence of life on planets within a solar system. The discovery of extraterrestrial…
In their early history, Earth and Mars were strikingly similar. Around four billion years ago, both planets boasted vast, warm seas. However, while Earth managed to preserve its oceans, Mars saw its waters…