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Space

Full Moon photograph taken on October 22, 2010, from Madison, Alabama, USA. Captured using a Celestron 9.25 Schmidt-Cassegrain telescope. Credit: Gregory H. Revera / via Wikipedia.
Space

The Formation of the Moon Continues to Be a Mystery for Scientists

May 5, 2026May 5, 2026

Studies on the formation of the Moon reveal that, despite decades of research, the origin of Earth’s natural satellite is still not fully understood. The most widely accepted hypothesis involves a colossal impact…

Read More The Formation of the Moon Continues to Be a Mystery for ScientistsContinue

One of the M-band images of Io’s lava lakes captured by Juno. Credit – NASA/JPL-Caltech/SwRI/ASI/INAF/JIRAM/MSSS
Space

Io’s Thermal Emission Estimates May Be Underestimated

May 4, 2026May 4, 2026

A recent study suggests that estimates of thermal emission from Io, one of Jupiter’s moons, may be drastically underestimated. The research, which uses data from NASA’s Juno spacecraft and the Jupiter InfraRed Auroral…

Read More Io’s Thermal Emission Estimates May Be UnderestimatedContinue

Scientists have discovered thousands of exoplanets across the galaxy. They vary widely, from small rocky worlds and gas giants to water-rich planets and those as hot as stars. Credit: NASA GSFC
Space

Paranal Telescope ESPRESSO: A New Tool for the Search for Exoplanets

May 4, 2026May 4, 2026

The census of exoplanets has grown rapidly, with more than 6,000 confirmed planets and thousands of candidates under analysis. This significant increase in discoveries is driving the search for potentially habitable worlds, prompting…

Read More Paranal Telescope ESPRESSO: A New Tool for the Search for ExoplanetsContinue

Graphical illustration depicting the liquid water habitable zone (LW-HZ) and the ultraviolet habitable zone (UV-HZ) exmained in this study. (Credit: Gao et al. (2026))
Space

Study Reveals Expansion of Habitable Zones Around Low-Mass Stars

April 22, 2026April 22, 2026

Researchers have been working to better understand habitable zones around low-mass stars, such as K-type and M-type stars. These stars, smaller and cooler than the Sun, have characteristics that may influence the potential…

Read More Study Reveals Expansion of Habitable Zones Around Low-Mass StarsContinue

Water Into Rocket Fuel
Space

Startup Claims It Can Turn Water Into Rocket Fuel

February 17, 2026March 17, 2026

An American startup led by veteran aerospace engineers is drawing attention by claiming it can turn water into usable rocket fuel — a breakthrough that, if proven, could revolutionize space exploration and enable…

Read More Startup Claims It Can Turn Water Into Rocket FuelContinue

An artist's conception shows a Starship upper stage deploying a satellite in orbit. (SpaceX Illustration)
Space

Elon Musk presents a new vision for AI satellites

February 4, 2026March 17, 2026

Elon Musk, CEO of SpaceX, has unveiled an ambitious new direction for space-based artificial intelligence, with SpaceX acquiring xAI. This strategic merger aims to transform AI processing capacity by moving it to a…

Read More Elon Musk presents a new vision for AI satellitesContinue

SPHERE debris disk gallery, visible through the starlight they reflect, with the central star blocked. © N. Engler et al./SPHERE Consortium/ESO
Space

SPHERE Debris Disk Gallery: Revealing Clues of Dust and Small Bodies in Distant Solar Systems

December 7, 2025March 17, 2026

Observations made with the SPHERE instrument on ESO’s Very Large Telescope have produced an unprecedented gallery of “debris disks” in exoplanetary systems. Gaël Chauvin (Max Planck Institute for Astronomy), SPHERE project scientist and…

Read More SPHERE Debris Disk Gallery: Revealing Clues of Dust and Small Bodies in Distant Solar SystemsContinue

Rochas antigas oferecem pistas sobre as origens da Terra e da Lua
Space

Ancient rocks offer clues about the origins of Earth and the Moon

November 4, 2025March 17, 2026

A study of feldspar crystals found in Australia’s oldest magmatic rocks has provided new evidence about the composition of Earth’s primordial mantle, the early formation of continents, and the origins of the Moon….

Read More Ancient rocks offer clues about the origins of Earth and the MoonContinue

The newly discovered quasi-moon 2025 PN7 shares an Earth-like orbit. But from our vantage point, it appears to orbit the Earth. Image: NASA.
Space

Earth has a new quasi-moon

October 26, 2025March 17, 2026

A new study published in Research Notes of the American Astronomical Society has confirmed the existence of a small celestial body that accompanies Earth on its path around the Sun. Named 2025 PN7, the object was…

Read More Earth has a new quasi-moonContinue

The galactic center gamma-ray excess recorded by Fermi. (NASA Goddard/A. Mellinger (Central Michigan Univ.) and T. Linden (Univ. of Chicago))
Space

Brightness detected in space could be a sign of dark matter self-destructing

October 22, 2025March 17, 2026

A strange gamma-ray glow in the heart of the Milky Way could represent the long-sought “fingerprint” of dark matter particles annihilating, a new study suggests. Researchers who simulated Milky Way–like galaxies found that…

Read More Brightness detected in space could be a sign of dark matter self-destructingContinue

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