Astronomy

Featured picks

• The Night Sky Is Slowly Rewriting Its Star Patterns

  The stars slowly shift, so familiar sky shapes will look different over long time.

  Tags: Astronomy

• Gold’s Cosmic Secret: Born in Violent Star Collisions

  Most of Earth’s gold may come from crashed dead stars in space.

  Tags: Astronomy

• Stars Speeding So Fast They May Escape the Milky Way

  Some stars move so fast they may break free from our galaxy.

  Tags: Astronomy

• Black Holes Slowly Fade Away Through Quantum Radiation

  Black holes can slowly shrink over time through a quantum effect called Hawking radiation.

  Tags: Astronomy

• Neutron Star Mountains Are So Small They Barely Exist

  Mountains on neutron stars are so tiny they are less than a grain of sand.

  Tags: Astronomy

• Dead Stars That Turn Into Cosmic Diamonds Inside Their Cores

  Some dead stars slowly turn their cores into giant space diamonds over time.

  Tags: Astronomy

• The Element That Was Found in the Sun Before Earth

  Helium was first spotted in the Sun before it was ever found on Earth.

  Tags: Astronomy

• Jupiter’s Moon Dance: The Hidden Orbital Rhythm Powering Volcanic Worlds

  Jupiter's moons move in a linked orbit that helps heat up Io’s surface.

  Tags: Astronomy

• Saturn’s Moon Iapetus Looks Like a Cosmic Yin-Yang World

  A Saturn moon has one dark side and one bright icy side like a yin-yang shape.

  Tags: Astronomy

• Accidental Telescope Mistake Reveals One of the Darkest Known Galaxies

  A telescope typo led to finding a huge invisible galaxy filled with gas and no stars.

  Tags: Astronomy

• Are There More Stars Than Sand? The Cosmic Numbers Explained

  Scientists compare stars in space to grains of sand on Earth in huge number estimates.

  Tags: Astronomy

• The Mind-Bending Weight of Neutron Star Matter Explained

  A tiny piece of neutron star could weigh billions of tons on Earth.

  Tags: Astronomy

• The Milky Way Galaxy: A Vast Cosmic City of Stars

  The Milky Way is a huge galaxy with hundreds of billions of stars and a wide spinning shape.

  Tags: Astronomy

• Venus Has a Strange Time Loop: Its Day Is Longer Than Its Year

  A day on Venus is longer than a year because it spins extremely slowly.

  Tags: Astronomy

• The Ancient Light in Our Night Sky Reveals Deep Cosmic History

  Light from some stars started its trip long before Earth even formed.

  Tags: Astronomy

• The 72-Second Space Signal That Still Has No Clear Answer

  A strange radio signal from 1977 was never heard again.

  Tags: Astronomy

• The Dead Star That Spins More Than 700 Times Every Second

  Some neutron stars spin so fast they rotate over 700 times each second.

  Tags: Astronomy

• How Scientists Know Black Holes Are Real Without Seeing Them

  We cannot see black holes directly, but we know they are there from how they affect nearby stars and light.

  Tags: Astronomy

• When the Universe Hit Its Star-Making Peak

  Long ago, galaxies made new stars much faster than they do today.

  Tags: Astronomy

• The Big Mystery: Why We Still Haven’t Found Life Beyond Earth

  Scientists have not yet found any proof of life outside Earth.

  Tags: Astronomy