Astronomy

What would happen if Earth became tidally locked to the Moon?

What would happen if Earth became tidally locked to the Moon?

Take a tour through Milky Way's star-forming regions with Gaia's first 3D fly through map

New tool helps scientists predict dazzling auroras lighting up the Martian sky

Life on Mars? Astrophysicist Neil deGrasse Tyson and astrobiologist David Grinspoon break down NASA's latest discovery
Solar wind is causing 'major disturbance' to comet SWAN (C/2025 R2) gliding through space

Solar wind is causing 'major disturbance' to comet SWAN (C/2025 R2) gliding through space

Skywatching

Solar wind is causing 'major disturbance' to comet SWAN (C/2025 R2) gliding through space

Solar wind is causing 'major disturbance' to comet SWAN (C/2025 R2) gliding through space

Giant asteroid 2025 RL2 to make closest approach to Earth this week—when and how to watch

Massive asteroid once feared a threat to Earth set for close flyby on September 18

Deep Sky Objects

New photos of the first black hole ever imaged reveal jaw-dropping twist in its behavior: 'Totally unexpected'

New photos of the first black hole ever imaged reveal jaw-dropping twist in its behavior: 'Totally unexpected'
Magnetic activity cycles in 138 Sun-like stars help scientists understand the Sun's past—and Earth's future

Magnetic activity cycles in 138 Sun-like stars help scientists understand the Sun's past—and Earth's future
Solving the mystery of 'little red dots' in early universe, scientists discover a new class of black hole stars

Solving the mystery of 'little red dots' in early universe, scientists discover a new class of black hole stars
Distant dwarf planet Quaoar may have a new moon or ring system, scientists claim

Distant dwarf planet Quaoar may have a new moon or ring system, scientists claim
Simulations solve 'early universe' puzzle and reveal 'star systems' never seen before

Simulations solve 'early universe' puzzle and reveal 'star systems' never seen before
Hungry star devours its cosmic twin faster than ever observed, baffling scientists

Hungry star devours its cosmic twin faster than ever observed, baffling scientists

Today's Moon Phase

Today's moon phase in Indianapolis

Today's moon phase in Indianapolis
Today's moon phase in Salt-lake-city

Today's moon phase in Salt-lake-city
Today's moon phase in Los-angeles

Today's moon phase in Los-angeles
with
Tom Urbain

Starlust’s Resident Moon Guide

Photo of Starlust contributor Tom Urbain

MORE STORIES

What would happen if Earth became tidally locked to the Moon?

What would happen if Earth became tidally locked to the Moon?
Giant asteroid 2025 RL2 to make closest approach to Earth this week—when and how to watch

Giant asteroid 2025 RL2 to make closest approach to Earth this week—when and how to watch
Why NASA was forced to postpone planned docking of private spacecraft Cygnus XL with ISS

Why NASA was forced to postpone planned docking of private spacecraft Cygnus XL with ISS
Take a tour through Milky Way's star-forming regions with Gaia's first 3D fly through map

Take a tour through Milky Way's star-forming regions with Gaia's first 3D fly through map

New photos of the first black hole ever imaged reveal jaw-dropping twist in its behavior: 'Totally unexpected'

New photos of the first black hole ever imaged reveal jaw-dropping twist in its behavior: 'Totally unexpected'
Massive asteroid once feared a threat to Earth set for close flyby on September 18

Massive asteroid once feared a threat to Earth set for close flyby on September 18
Moon phases 2025: When is the next new moon

Moon phases 2025: When is the next new moon
Don't miss Neptune's closest approach to Earth on September 23—where to find it in the evening sky

Don't miss Neptune's closest approach to Earth on September 23—where to find it in the evening sky
New tool helps scientists predict dazzling auroras lighting up the Martian sky

New tool helps scientists predict dazzling auroras lighting up the Martian sky
Halley's Comet will return in 2061—for 1980s kids, it will be a full-circle moment

Halley's Comet will return in 2061—for 1980s kids, it will be a full-circle moment
Life on Mars? Astrophysicist Neil deGrasse Tyson and astrobiologist David Grinspoon break down NASA's latest discovery

Life on Mars? Astrophysicist Neil deGrasse Tyson and astrobiologist David Grinspoon break down NASA's latest discovery
Scientists finally uncover the mysterious solar feature controlling the Sun's magnetic power

Scientists finally uncover the mysterious solar feature controlling the Sun's magnetic power
Will the northern lights be visible tonight? Here's what the forecast says

Will the northern lights be visible tonight? Here's what the forecast says
Falcon 9 to deliver 24 new starlink satellites from Vandenberg Space Force Base on September 17

Falcon 9 to deliver 24 new starlink satellites from Vandenberg Space Force Base on September 17
New comet SWAN25B discovered in September 2025—here are viewing tips and its likely coordinates

New comet SWAN25B discovered in September 2025—here are viewing tips and its likely coordinates

Constellation

All you need to know before spotting Ophiuchus—the Serpent Bearer—constellation in July's night sky

All you need to know before spotting Ophiuchus—the Serpent Bearer—constellation in July's night sky
Watch Lacerta — The Lizard — constellation silently weave through the midnight sky on July 22

Watch Lacerta — The Lizard — constellation silently weave through the midnight sky on July 22
Summer Triangle illuminates the night revealing three brilliant stars and hidden celestial gems

Summer Triangle illuminates the night revealing three brilliant stars and hidden celestial gems

SPACEFLIGHT

  1. Why NASA was forced to postpone planned docking of private spacecraft Cygnus XL with ISS

  2. Falcon 9 to deliver 24 new starlink satellites from Vandenberg Space Force Base on September 17

  3. China plans advanced mission to hit an asteroid with spacecraft and alter its course

  4. International Space Station prepares for two back-to-back resupply missions launching this week

  5. SpaceX prepares for a busy September with five major Falcon 9 launches

MOST READ

  1. New comet SWAN25B discovered in September 2025—here are viewing tips and its likely coordinates

    New comet SWAN25B discovered in September 2025—here are viewing tips and its likely coordinates

  2. Butterfly-shaped hole in the Sun's atmosphere stuns scientists—potential effects on Earth on September 14

    Butterfly-shaped hole in the Sun's atmosphere stuns scientists—potential effects on Earth on September 14

  3. Moon phases 2025: When is the next new moon

  4. How to spot 'swan-shaped' Cygnus constellation in the September night sky

Instruments

NASA's James Webb Telescope captures stunning image of warped 'Butterfly Star' 525 light-years away

NASA's James Webb Telescope captures stunning image of warped 'Butterfly Star' 525 light-years away
Spacecraft's electrical discharges threaten safety of crucial space equipment. Study finds solution

Spacecraft's electrical discharges threaten safety of crucial space equipment. Study finds solution
Webb Telescope discovers mysterious CO₂-rich disk with no water around a young star

Webb Telescope discovers mysterious CO₂-rich disk with no water around a young star