Astronomy

Breakthrough discovery may finally explain why the Sun's outer atmosphere burns hotter than its surface

Breakthrough discovery may finally explain why the Sun's outer atmosphere burns hotter than its surface

Astronomers detect radio signals from a rare Halley-type comet first seen in 1812

Jupiter's early growth reshaped the solar system and delayed the birth of Earth's rocky building blocks

Giant 'jet' of material detected on interstellar object 3I/ATLAS aiming at the Sun
Is comet C/2025 A6 (Lemmon) still visible to the naked eye this week? Here's how to spot it

Is comet C/2025 A6 (Lemmon) still visible to the naked eye this week? Here's how to spot it

Skywatching

Is comet C/2025 A6 (Lemmon) still visible to the naked eye this week? Here's how to spot it

Is comet C/2025 A6 (Lemmon) still visible to the naked eye this week? Here's how to spot it

Beaver Moon 2025: When and how to see the November Supermoon

Don't miss Southern Taurids meteor shower peaking around November 4—best viewing tips

Deep Sky Objects

Nearby dwarf galaxy held together by supermassive black hole 450,000 times the Sun's mass, study finds

Nearby dwarf galaxy held together by supermassive black hole 450,000 times the Sun's mass, study finds
Habitable 'super-Earth' discovered less than 20 light-years away, fueling search for alien life

Habitable 'super-Earth' discovered less than 20 light-years away, fueling search for alien life
Twin spiral 'arms' caught feeding a black hole in the Circinus galaxy

Twin spiral 'arms' caught feeding a black hole in the Circinus galaxy
Astronomers' cosmic discovery reveals extreme starburst galaxy concealed behind distant quasar

Astronomers' cosmic discovery reveals extreme starburst galaxy concealed behind distant quasar
Astronomers achieve historic first image of two supermassive black holes orbiting each other

Astronomers achieve historic first image of two supermassive black holes orbiting each other
Asteroid the size of a skyscraper set for a close approach to Earth this month—should we be worried?

Asteroid the size of a skyscraper set for a close approach to Earth this month—should we be worried?

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

Nearby dwarf galaxy held together by supermassive black hole 450,000 times the Sun's mass, study finds

Nearby dwarf galaxy held together by supermassive black hole 450,000 times the Sun's mass, study finds
Beaver Moon 2025: When and how to see the November Supermoon

Beaver Moon 2025: When and how to see the November Supermoon
Breakthrough discovery may finally explain why the Sun's outer atmosphere burns hotter than its surface

Breakthrough discovery may finally explain why the Sun's outer atmosphere burns hotter than its surface
Don't miss Southern Taurids meteor shower peaking around November 4—best viewing tips

Don't miss Southern Taurids meteor shower peaking around November 4—best viewing tips
JAXA launches next-generation cargo ship to ISS, marking the first flight of the vehicle's upgraded design

JAXA launches next-generation cargo ship to ISS, marking the first flight of the vehicle's upgraded design
Mercury to be at its greatest eastern elongation on October 29—here's how to spot it

Mercury to be at its greatest eastern elongation on October 29—here's how to spot it
Astronomers detect radio signals from a rare Halley-type comet first seen in 1812

Astronomers detect radio signals from a rare Halley-type comet first seen in 1812
Jupiter's early growth reshaped the solar system and delayed the birth of Earth's rocky building blocks

Jupiter's early growth reshaped the solar system and delayed the birth of Earth's rocky building blocks
How to watch comet C/2025 A6 (Lemmon) this week — while it’s still visible from Earth

How to watch comet C/2025 A6 (Lemmon) this week — while it’s still visible from Earth

Is comet C/2025 R2 (SWAN) still visible from Earth? Here’s how to spot it this week

Is comet C/2025 R2 (SWAN) still visible from Earth? Here’s how to spot it this week

Habitable 'super-Earth' discovered less than 20 light-years away, fueling search for alien life

Habitable 'super-Earth' discovered less than 20 light-years away, fueling search for alien life
SpaceX marks its 139th launch of the year with SpainSat NG II mission from Cape Canaveral

SpaceX marks its 139th launch of the year with SpainSat NG II mission from Cape Canaveral
Giant 'jet' of material detected on interstellar object 3I/ATLAS aiming at the Sun

Giant 'jet' of material detected on interstellar object 3I/ATLAS aiming at the Sun
Northern Taurids meteor shower has begun: How to watch it and other October meteors lighting up the sky

Northern Taurids meteor shower has begun: How to watch it and other October meteors lighting up the sky
Where is interstellar comet 3I/ATLAS now: Current visibility and position on October 23

Where is interstellar comet 3I/ATLAS now: Current visibility and position on October 23

Constellation

Don't miss the rare conjunction of Venus and Jupiter on August 12

Don't miss the rare conjunction of Venus and Jupiter on August 12
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

SPACEFLIGHT

  1. JAXA launches next-generation cargo ship to ISS, marking the first flight of the vehicle's upgraded design

  2. SpaceX marks its 139th launch of the year with SpainSat NG II mission from Cape Canaveral

  3. Starship could get us to Uranus in half the time — here's how

  4. NASA Chief suggests reconsideration of SpaceX lunar lander contract amid 'race against China'

  5. Watch SpaceX's Super Heavy Booster make 'picture perfect' dive after stunning mid-air hover over the Gulf

MOST READ

  1. How close is comet C/2025 A6 (Lemmon) to Earth today? Here are viewing tips and its likely coordinates

    How close is comet C/2025 A6 (Lemmon) to Earth today? Here are viewing tips and its likely coordinates

  2. Where is interstellar comet 3I/ATLAS now: Current visibility and position on October 23

    Where is interstellar comet 3I/ATLAS now: Current visibility and position on October 23

  3. How to watch comet C/2025 A6 (Lemmon) this week — while it’s still visible from Earth

  4. One of the biggest and brightest SAR arcs in years lights up skies from the U.S. to Europe

Instruments

Astrophysicist explains how Mars Orbiters captured closest view of interstellar comet 3I/ATLAS

Astrophysicist explains how Mars Orbiters captured closest view of interstellar comet 3I/ATLAS
Juno captures most detailed imagery ever of Jupiter's moon Io, solar system's most volcanically active body

Juno captures most detailed imagery ever of Jupiter's moon Io, solar system's most volcanically active body
NASA's James Webb Telescope reveals glowing auroras and stormy skies on a starless alien world

NASA's James Webb Telescope reveals glowing auroras and stormy skies on a starless alien world