A Commercial Tie-Up Bring High-Energy Nuclear Electric Propulsion Closer to Reality Propulsion technologies are key to exploring the outer solar system, and many organizations have been working on novel ones. One with a long track record is the Ad Astra Rocket Company, which has been developing its Variable Specific Impulse

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New Technique for Spotting Dyson Rings Unveiled Dyson spheres and rings have always held a special fascination for those intrigued by the potential of advanced extraterrestrial civilizations. The concept is both straightforward and bold: create a vast structure—either as a sphere or a ring—to harness the immense energy

High-velocity clouds (HVCs) are a phenomenon in astronomy that has been the subject of extensive research, particularly concerning their role in the overall mass of the Milky Way galaxy. Recent studies have revealed surprising insights into the contributions of HVCs to the galaxy's baryonic mass, indicating that they

In the quest for efficient interplanetary missions, the idea of using a small, inexpensive spacecraft equipped with a substantial fuel tank presents an innovative solution. Such a spacecraft, exemplified by Micocosm, Inc.'s proposed Hummingbird spacecraft, aims to revolutionize the process by making preliminary scouting missions feasible. A spacecraft

Blue Origin, the aerospace manufacturer and spaceflight services company founded by Jeff Bezos, has reiterated its commitment to launching the New Glenn rocket by the end of 2024. This announcement comes at a time when the company is making final preparations for a critical inaugural mission, designated NG-1, which will

The anthropic principle states that the fundamental parameters of the Universe, such as the strength of the fundamental forces, have been finely tuned to support life. Whether this is true or not, or whether it is even worthy of scientific investigation, has been hotly debated. A new paper proposes some

The discovery and observation of the cosmic structures primarily revolve around understanding how galaxies, their clusters, and superclusters form over time. One such remarkable observation that has stirred significant interest in the astronomical community is the observation of the Spiderweb protocluster by the James Webb Space Telescope (JWST). This article

Astronomers have recently made a significant breakthrough in the understanding of dark comets, a mysterious type of celestial object that challenges previous classifications and theories regarding cometary phenomena. The announcement was made on December 9, 2024, by scientists from NASA and the Michigan State University, detailing their findings on the