Space

About Space

Follow whispers from the silent cosmos — distant galaxies, black holes and the mysteries of the universe.

space17 Apr 2026

Queqiao Relay Satellite Made Chang'e 4 Far-Side Landing Possible

China’s Chang’e 4 mission used the Queqiao relay satellite to maintain communications with the Moon’s far side during its landing and rover operations.

space12 Apr 2026

Moon Treaty 1979 and the Unsettled Fight Over Lunar Resources

The 1979 Moon Treaty proposed an international framework for using lunar resources, but key space powers never ratified it, leaving current rules over Moon mining unsettled.

space11 Apr 2026

2020 SO Asteroid Was Actually a 1966 Rocket Booster

A 2020 near-Earth object called 2020 SO was initially mistaken for an asteroid, but orbital analysis showed it was actually the Centaur upper stage from NASA’s 1966 Surveyor 2 mission.

space09 Apr 2026

Karl Jansky and the Radio Noise That Changed Astronomy

Karl Jansky’s investigation of radio static in the early 1930s revealed radio noise coming from the Milky Way, helping launch radio astronomy.

space01 Apr 2026

Lunokhod 1's Reflector Became Useful Again After About 40 Years

Modern lunar imaging relocated Lunokhod 1, allowing scientists to use its onboard laser retroreflector again for lunar laser ranging.

space31 Mar 2026

A Star's Slight Wobble Helped Identify a Super-Jupiter

HD 10697 (109 Piscium) was found to have a hidden companion whose mass is estimated at about six times Jupiter’s, inferred from the star’s slight wobble rather than direct imaging.

How Chariklo Became the First Small Body Known to Have Rings

▶️

space30 Mar 2026

How Chariklo Became the First Small Body Known to Have Rings

In 2013, astronomers discovered that the centaur Chariklo has a ring system, making it the first known small body in the Solar System found to have rings.

space26 Mar 2026

Salyut 7: The Dead Satellite Reawakened

A crew of cosmonauts successfully reactivated the abandoned Salyut 7 satellite, demonstrating human ingenuity.

space25 Mar 2026

How Kepler's Failure Became a Space Success

The Kepler Space Telescope transformed after losing its original capabilities and became the K2 mission, continuing to survey the sky until 2018.

space18 Mar 2026

How Ingenuity Revolutionized Mars Exploration Forever

NASA's Ingenuity helicopter achieved the first powered, controlled flight on Mars, exceeding its initial mission goals.

space18 Mar 2026

Scientists Retrieve Cosmic-Ray Data from Antarctic Ice

The SuperTIGER cosmic-ray balloon payload has been recovered after being trapped beneath Antarctic ice for several years.

space16 Mar 2026

Hubble's Deep Field: A Hidden Universe Unveiled

The Hubble Deep Field revealed thousands of galaxies in a seemingly empty patch of sky, transforming our understanding of the universe.

space09 Mar 2026

NASA's Artemis Program: Humans to Return to the Moon!

NASA's Artemis program aims to return astronauts to the Moon and establish a sustainable presence there by the end of the decade.

space09 Mar 2026

The Milky Way's Mysterious Rogue Planets Unveiled

Rogue planets are celestial bodies that drift through space, potentially numbering in very large quantities within the Milky Way.

space08 Mar 2026

A Day on Venus: Longer Than Its Entire Year

Venus has a day that lasts longer than its year due to its slow rotation.

space04 Mar 2026

How the Universe's First Stars Ignited

Population III stars were the first generation of stars in the universe, forming from primordial gas and playing a crucial role in creating heavier elements.

space02 Mar 2026

Mercury's Extreme Temperature Swings: A Planet of Extremes

Mercury experiences extreme temperature variations, with daytime highs of 800°F and nighttime lows of -290°F due to its slow rotation and lack of atmosphere.

space01 Mar 2026

Why Saturn's Rings Look So Bright From Earth

Saturn’s rings look so bright because they are made mostly of reflective water ice, spread across a vast ring system that is very thin.

space28 Feb 2026

A Teaspoon of Neutron Star Weighs Billions of Tons

Neutron stars are incredibly dense remnants of massive stars, with a teaspoon of their material weighing on the order of billions of tons.

space24 Feb 2026

Discover the Enormous Size of Red Supergiants

Red supergiants, such as Stephenson 2-18, are massive stars that play a crucial role in the universe by scattering heavy elements during supernova explosions.

space23 Feb 2026

Why Moon Footprints Remain Largely Unchanged for Decades

The footprints left by astronauts on the Moon in 1969 are expected to last for thousands to millions of years due to the lack of atmospheric erosion.

space18 Feb 2026

Extreme Temperature Swings on Mercury Explained

Mercury experiences extreme temperature fluctuations due to its thin atmosphere, with daytime highs reaching 800°F and nighttime lows dropping to -290°F.

space18 Feb 2026

The Limits of Our Observable Universe Explained

The observable universe is about 93 billion light-years in diameter, but it is only a small part of the entire cosmos due to the limits of cosmic expansion.

space17 Feb 2026

The Universe May Hide Billions of Undetected Galaxies

The article discusses the vastness of the universe and the potential existence of billions of galaxies beyond our current observational capabilities.

space15 Feb 2026

NASA's Voyager 1: Journey Into Interstellar Space

NASA's Voyager 1, launched in 1977, became the first human-made object to enter interstellar space in 2012.

space14 Feb 2026

Why Venus Is Hotter Than Mercury: The Surprising Truth

Venus is the hottest planet in our solar system, with surface temperatures around 900°F due to its thick atmosphere.

space14 Feb 2026

Discover Olympus Mons: The Giant Volcano on Mars

Olympus Mons is the largest volcano in the solar system, located on Mars, and is about 22 kilometers high.

space13 Feb 2026

Aging in Space: Time Dilation Explained on the ISS

Astronauts aboard the International Space Station age slightly slower than people on Earth due to time dilation effects.

space12 Feb 2026

Why Saturn's 285 Moons Keep Changing the Picture

Saturn currently has 285 confirmed moons, and the article explains that the total keeps changing as better observations and stricter confirmation reveal smaller satellites.

space12 Feb 2026

The Mind-Blowing Size of Our Approximately 93 Billion Light-Year Universe

The observable universe is approximately 93 billion light-years across, shaped by the expansion of space since the Big Bang.