Astronomy news

• 26 Oct 2023 (5 hours away): The Moon at perigee

  25-10-2023 23:05 via in-the-sky.org
  
  The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month.
  
  Read more

• 26 Oct 2023 (21 hours away): The Moon at aphelion

  25-10-2023 23:05 via in-the-sky.org
  
  The Moon recedes to its orbit's furthest point from the Sun, which happens each month around the time of full moon.
  
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• Climate change has pushed Earth into 'uncharted territory': report

  25-10-2023 23:00 via space.com
  
  A new climate report finds humanity is pushing Earth's systems into "dangerous instability."
  
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• 26 Oct 2023 (6 hours away): The Moon at perigee

  25-10-2023 22:12 via in-the-sky.org
  
  The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month.
  
  Read more

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• 26 Oct 2023 (22 hours away): The Moon at aphelion

  25-10-2023 22:12 via in-the-sky.org
  
  The Moon recedes to its orbit's furthest point from the Sun, which happens each month around the time of full moon.
  
  Read more

• Watch the partial lunar eclipse of the Full Hunter's Moon on Oct. 28 with these free livestreams

  25-10-2023 22:00 via space.com
  
  Watch the partial lunar eclipse on Oct. 28 live here on Space.com. We've also rounded up some of the best livestreams for watching the moon enter Earth's shadow.
  
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• Watch the partial lunar eclipse of the Full Hunter's Moon on Oct. 28 in these free livestreams

  25-10-2023 22:00 via space.com
  
  Watch the partial lunar eclipse on Oct. 28 live here on Space.com. We've also rounded up some of the best livestreams for watching the moon enter Earth's shadow.
  
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• 26 Oct 2023 (7 hours away): The Moon at perigee

  25-10-2023 21:23 via in-the-sky.org
  
  The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month.
  
  Read more

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• 26 Oct 2023 (23 hours away): The Moon at aphelion

  25-10-2023 21:23 via in-the-sky.org
  
  The Moon recedes to its orbit's furthest point from the Sun, which happens each month around the time of full moon.
  
  Read more

• The West Antarctic Ice Sheet is melting, and it's too late to stop it

  25-10-2023 21:00 via space.com
  
  A best-case projection that meets ambitious Paris Accord targets suggests the West Antarctic Ice Sheet will melt three times faster in the 21st century than it did in the 20th.
  
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• The mysterious dimming of supergiant star Betelgeuse may finally be explained (photo)

  25-10-2023 20:37 via space.com
  
  Images released by the European Southern Observatory may reveal why Betelgeuse dimmed in 2019.
  
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• 26 Oct 2023 (8 hours away): The Moon at perigee

  25-10-2023 20:35 via in-the-sky.org
  
  The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month.
  
  Read more

• 1st-ever radio images of an annular solar eclipse showcase the sun's extended corona

  25-10-2023 20:00 via space.com
  
  Scientists used the new Owens Valley Radio Observatory Long Wavelength Array (OVRO-LWA) in California to capture radio images of October's annular eclipse.
  
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• 26 Oct 2023 (9 hours away): The Moon at perigee

  25-10-2023 19:38 via in-the-sky.org
  
  The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month.
  
  Read more

• China continues remote-sensing buildup with new launch of Yaogan satellites (video)

  25-10-2023 19:00 via space.com
  
  A Long March 2D rocket launched into the night sky above the Xichang Satellite Launch Center in southwest China on Oct. 23, carrying three more Yaogan 39 satellites to orbit.
  
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• 26 Oct 2023 (10 hours away): The Moon at perigee

  25-10-2023 18:41 via in-the-sky.org
  
  The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month.
  
  Read more

• China unveils Shenzhou 17 astronauts launching to Tiangong space station tonight (video)

  25-10-2023 18:20 via space.com
  
  China has revealed its latest crew of astronauts set for a six-month-long mission to the Tiangong space station today.
  
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• SpaceX to launch final piece of NASA's 1st two-way laser communications relay

  25-10-2023 18:00 via space.com
  
  NASA's ILLUMA-T demonstration terminal is set to launch to the International Space Station to complete the space agency's first two-way laser communication relay system.
  
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• 26 Oct 2023 (11 hours away): The Moon at perigee

  25-10-2023 17:51 via in-the-sky.org
  
  The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month.
  
  Read more

• Thanks to a layer of molten rock, Mars' core appears bigger than it is

  25-10-2023 17:00 via space.com
  
  Scientists have wondered why Mars' core can be so big and light at the same time. Two new studies might have an explanation.
  
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• SpaceX counters FAA claims that its reentering Starlink satellites could hurt or kill people

  25-10-2023 17:00 via space.com
  
  SpaceX has asked the U.S. Federal Aviation Administration to correct a report warning that components from reentering Starlink constellation satellites could injure or even kill people on the ground.
  
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• 26 Oct 2023 (12 hours away): The Moon at perigee

  25-10-2023 16:10 via in-the-sky.org
  
  The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month.
  
  Read more

• SpaceX fuels up Starship in key test ahead of 2nd-ever flight (video, photos)

  25-10-2023 16:00 via space.com
  
  SpaceX loaded its latest Starship prototype with supercold propellant on Tuesday (Oct. 24), notching a key milestone ahead of the vehicle's upcoming test flight.
  
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• 26 Oct 2023 (13 hours away): The Moon at perigee

  25-10-2023 15:10 via in-the-sky.org
  
  The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month.
  
  Read more

• NASA's Artemis moon astronauts will ride to the launch pad in these sleek electric cars (photos)

  25-10-2023 15:00 via space.com
  
  NASA and electric car maker Canoo revealed the interior of the vehicle that will ferry Artemis moon astronauts to the launch pad.
  
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• 26 Oct 2023 (14 hours away): The Moon at perigee

  25-10-2023 14:20 via in-the-sky.org
  
  The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month.
  
  Read more

• Cosmonauts will hunt for source of ISS leak during a spacewalk today. Watch it live

  25-10-2023 14:00 via space.com
  
  Two Russian cosmonauts will go outside the International Space Station today (Oct. 25) to investigate the source of a coolant leak that sprang up on Oct. 9. You can watch the webcast live.
  
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• 26 Oct 2023 (15 hours away): The Moon at perigee

  25-10-2023 13:24 via in-the-sky.org
  
  The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month.
  
  Read more

• 26 Oct 2023 (16 hours away): The Moon at perigee

  25-10-2023 12:39 via in-the-sky.org
  
  The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month.
  
  Read more

• James Webb Space Telescope photos to feature on US Priority Mail stamps in 2024

  25-10-2023 12:00 via space.com
  
  The U.S. Postal Service is granting priority status to the James Webb Space Telescope with two 2024 Priority Mail postage stamps, each featuring a cosmic image captured by the deep-space observatory.
  
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• Curiosity rover discovers new evidence Mars once had 'right conditions' for life

  25-10-2023 12:00 via space.com
  
  Thanks to NASA's Curiosity Mars rover, geologists have discovered evidence for ancient rivers on the Red Planet hiding in plain sight, suggesting the planet once had the right conditions for life.
  
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• 26 Oct 2023 (17 hours away): The Moon at perigee

  25-10-2023 11:48 via in-the-sky.org
  
  The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month.
  
  Read more

• 26 Oct 2023 (18 hours away): The Moon at perigee

  25-10-2023 10:58 via in-the-sky.org
  
  The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month.
  
  Read more

• 26 Oct 2023 (19 hours away): The Moon at perigee

  25-10-2023 09:10 via in-the-sky.org
  
  The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month.
  
  Read more

• 26 Oct 2023 (20 hours away): The Moon at perigee

  25-10-2023 08:13 via in-the-sky.org
  
  The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month.
  
  Read more

• 26 Oct 2023 (21 hours away): The Moon at perigee

  25-10-2023 07:22 via in-the-sky.org
  
  The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month.
  
  Read more

• 26 Oct 2023 (22 hours away): The Moon at perigee

  25-10-2023 06:46 via in-the-sky.org
  
  The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month.
  
  Read more

• 26 Oct 2023 (23 hours away): The Moon at perigee

  25-10-2023 05:32 via in-the-sky.org
  
  The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month.
  
  Read more

• 29 Oct 2023 (4 days away): Close approach of the Moon and Jupiter

  25-10-2023 02:42 via in-the-sky.org
  
  The Moon and Jupiter pass close to each other.
  
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• 25 Oct 2023 (4 days ago): Leonis Minorid meteor shower 2023

  25-10-2023 02:26 via in-the-sky.org
  
  The Leonis Minorid meteor shower reaches its peak.
  
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• 25 Oct 2023 (3 days ago): Leonis Minorid meteor shower 2023

  25-10-2023 02:26 via in-the-sky.org
  
  The Leonis Minorid meteor shower reaches its peak.
  
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• 25 Oct 2023 (2 days ago): Leonis Minorid meteor shower 2023

  25-10-2023 02:26 via in-the-sky.org
  
  The Leonis Minorid meteor shower reaches its peak.
  
  Read more

• Largest-ever computer simulation of the universe escalates cosmology dilemma

  25-10-2023 02:01 via space.com
  
  The first efforts toward simulating all components of the universe fail to resolve the S8 tension. Is the standard theory of cosmology in trouble?
  
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• 28 Oct 2023 (3 days away): Partial lunar eclipse

  25-10-2023 01:08 via in-the-sky.org
  
  There will be an eclipse of the Moon, visible from Asia, Russia, Africa, the Americas, Europe, Antarctica and Oceania.
  
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• 28 Oct 2023 (3 days away): Full Moon

  25-10-2023 01:08 via in-the-sky.org
  
  The Moon reaches full phase and is visible for much of the night.
  
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• 27 Oct 2023 (3 days away): The Perseus Double Cluster is well placed

  25-10-2023 01:08 via in-the-sky.org
  
  The Perseus Double Cluster (NGC 869 and NGC 884, each mag 4.0) culminates at around midnight local time.
  
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• 26 Oct 2023 (Tomorrow): The Moon at perigee

  25-10-2023 01:08 via in-the-sky.org
  
  The Moon makes its monthly closest approach to the Earth, making it appear fractionally larger than at other times of the month.
  
  Read more

• 26 Oct 2023 (Tomorrow): The Moon at aphelion

  25-10-2023 01:08 via in-the-sky.org
  
  The Moon recedes to its orbit's furthest point from the Sun, which happens each month around the time of full moon.
  
  Read more

• 25 Oct 2023 (Today): Leonis Minorid meteor shower 2023

  25-10-2023 01:08 via in-the-sky.org
  
  The Leonis Minorid meteor shower reaches its peak.
  
  Read more

• US Space Force's 1st official painting shows military space plane intercepting adversary satellite

  25-10-2023 00:00 via space.com
  
  United States Space Operations Command revealed its first official painting, which depicts a "futuristic intercept vehicle" engaging an adversary satellite in orbit above Earth.
  
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