Universe Explorer
To see the world with new eyes — Live data from space, curated links and cosmic discoveries. Since 2001.
NASA Picture of the Day
APOD
NASA Science
2026-10-27
Sometimes it's night on the ground but day in the air. As the Earth rotates to eclipse the Sun, sunset rises upfrom the ground. Therefore, at sunset on the ground, sunlight still shines on clouds abo…
Space News
NASA
ESA
ESO
UT
- Universe Today Hubble Will Give the Roman Space Telescope a Helping Hand 2026-10-27 13:17
- ESO Dead star and planetary bodies: astronomers spot unique disc of debris that foretells Solar System’s future 2026-10-27 13:00
- Universe Today A Deep-Mantle Garnet Might Hold the Secret to Ancient Martian Magma 2026-10-27 12:38
- NASA APOD: 2026 October 27 – Noctilucent Clouds over Sweden 2026-10-27 04:05
- Universe Today Asymmetric space waves map pressure on Earth's magnetic shield 2026-10-27 01:19
- NASA NASA’s Perseverance Views Dust at Neretva Vallis 2026-10-26 22:48
- Universe Today A Brief-ish History of METI. Part I: Early Ideas and Experiments 2026-10-26 22:02
- NASA NASA’s Perseverance Offers Clues to Protect Crews From Mars Dust 2026-10-26 21:07
- Universe Today A Huge and Powerful New Simulation Helps Explain the Universe's Reionization 2026-10-26 18:39
- Universe Today Scientists Can Now Spot Hidden Sunspots on the Solar Far Side 2026-10-26 18:39
Rocket Launches
LL2-
LaunchedFalcon 9 Block 5 | Starlink Group 15-16Success
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2d 12hFalcon 9 Block 5 | Starlink Group 15-18Go
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3d 2hGSLV Mk II | IRNSS-1L (NVS-03)Go
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5d 10hFalcon 9 Block 5 | USSF-432Go
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6d 8hElectron | The Sea God Surveys (iQPS Launch 9)TBD
Space Weather
NOAA
AIA 193 A (Corona) (SDO)
Earth (EPIC/DSCOVR) — 2026-10-25
Moon Phase
☾🌕
Waning Gibbous
97.4% illuminated
Next Full Moon
24. Nov (28d)
Next New Moon
9. Nov (13d)
Meteor Showers
IMO-
Leonids 20dPeak: 17. Nov 2026 ZHR: ~15 71 km/s55P/Tempel-Tuttle
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Geminids 47dPeak: 14. Dec 2026 ZHR: ~150 35 km/s3200 Phaethon
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Ursids 55dPeak: 22. Dec 2026 ZHR: ~10 33 km/s8P/Tuttle
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Quadrantids 68dPeak: 4. Jan 2027 ZHR: ~110 41 km/s2003 EH1
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Lyrids 176dPeak: 22. Apr 2027 ZHR: ~18 49 km/sC/1861 G1 (Thatcher)
Near-Earth Asteroids
CNEOSNext 14 days, < 0.1 AU
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2025 UK92026-Oct-31 02:3 0.8 LD 314.648 km 7.8 km/s
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2026 TB942026-Oct-27 01:1 5.1 LD 1.954.844 km 11.6 km/s
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2021 VC42026-Nov-03 17:3 6 LD 2.291.695 km 11.2 km/s
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2026 UB12026-Oct-28 18:3 9.5 LD 3.666.145 km 18.7 km/s
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2018 GS12026-Oct-28 16:1 11 LD 4.240.878 km 9.3 km/s
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2026 UD2026-Oct-30 08:3 11.6 LD 4.464.723 km 7.7 km/s
LD = Lunar Distances (384.400 km)
New Papers
arXiv- Lunar tidal response-induced clock frequency variations on the Moon
- A Composite Rest-Frame UV Spectrum of Galaxies at $5.7 < z < 6.9$: Ionization, Outflows, and Implications for Intergalactic Metal Enrichment
- $El\ Ascua$: An ultra-luminous, radio-loud, Compton-thick AGN at $z\sim 3.8$ hiding in plain sight revealed by MINERVA multi-band MIRI observations
- Dark Matter and MOND successes and degeneracies in reproducing SPARC rotation curves and weak lensing data
- Assessing the detectability of a realistic massive black hole binary population in LSST
- SN Ares: A Strongly Lensed Type IIb Supernova at $\mathbf{z=1.276}$ with a Predicted 70-Year Time Delay
Astronomer's Telegrams
ATelLoading data...
Current Comets
Heavens-Above| Comet | Mag | Constellation | Alt |
|---|---|---|---|
| 10P Tempel 2 | 11.2 | Sculptor | -9.6° |
| 161P Hartley-IRAS | 11.9 | Aquila | 47.3° |
| P/2026 R2 Leonard | 12.3 | Norma | -24.6° |
| C/2026 A2 Bok | 13.1 | Cygnus | 78.1° |
| C/2024 T5 ATLAS | 13.5 | Lepus | -51.0° |
| C/2024 J3 ATLAS | 13.9 | Lyra | 79.9° |
| 88P Howell | 14.0 | Aries | -7.5° |
| 78P Gehrels | 14.3 | Gemini | -22.6° |
Live Services
Latest Publications (peer-reviewed)
- ApJ Thermal Stability of Radiation-pressure-dominated Accretion Disks Threaded by Net Vertical Magnetic Flux Shahram Abbassi, Armin Memarian and Samik Mitra
- ApJ Electron Acceleration by Turbulent Reconnection in Solar Flares Zining Ren, Xin Cheng, Yulei Wang and Mingde Ding
- ApJ Delayed Feedback in High-z Starbursts Revealed by Lyα Profiles and Metal-line Diagnostics James Nianias, Jeremy Lim, Yik Lok Wong and Gordon Wong
- ApJ A Massive Barred Spiral Galaxy at z = 5.102 Discovered by JWST Xiaohan Wang, Fengwu Sun, Yoshihisa Asada, Yunjing Wu, Xiaoj
- ApJ Probing the All-sky Distribution of Soft X-Ray Emission Associated with the Milky Way Kazuki Ampuku, Ikuyuki Mitsuishi, Philip Kaaret, Kyoko Matsu
- ApJ First Statistical Analysis of Photospheric Intensity Vortices with DKIST/VBI T. Rees-Crockford, E. Scullion, J. A. McLaughlin and Friedri
- ApJ Evolution of the High-energy Excess in Swift J1727.8-1613 during Its 2023 Flare State Xiao Fan, Bei You, Yi Long, Han He and Liang Chen
- ApJ GraphShed: A Data-derived Graph-based Watershed Group-finder P. Ghafour, S. Ansarifard, M. H. Jalali Kanafi and S. M. S.
- ApJL Galaxy–Little Red Dot Strong Lenses: A Missing Population? Zizhao He, Nan Li, Simon Dye, Xinzhong Er and Fuwen Shu
- ApJL Magnetar X-Ray Flares as Elementary Reconnection Events in a Self-organized Critical Magnetosphere Sheng-Lun Xie, 升伦 谢, Yi Zhao, 一 赵, Wen-Long Zhang, 文龙 张, Che
- ApJL Discovery of Gamma-Ray Pulsations from the Millisecond Pulsar PSR J0435+3233 Mengqing Zhang, Shengbin Pei and Pengfei Zhang
- ApJL OGLE-2016-BLG-0523: A Low-mass Brown Dwarf or Super-Jupiter in a >100 au Orbit Hongjing Yang, 弘靖 杨, Weicheng Zang, 伟呈 臧, Yoon-Hyun Ryu, And
Data from: NASA (APOD, News, CNEOS, SDO), ESA, ESO, NOAA SWPC, Launch Library 2, Universe Today, arXiv.org, ApJ, ApJL, AJ, A&A, MNRAS, Nature Astronomy, SILSO, ATel, COBS, IMO. Updated every 20 minutes.