Why is "103P/Hartley" trending?
Latest news, Wikipedia summary, and trend analysis.
Trend Analysis
- Ranking position: #
- Date: 2026-03-13 14:41:47
This topic has appeared in the trending rankings 1 time(s) in the past year. While it does not trend frequently, its appearance suggests a renewed or concentrated surge of public interest.
Based on Wikipedia pageviews and search interest, this topic gained significant attention on the selected date.
Trend Insight
103P/Hartley entered the ranking for the first time today at position #. This is its highest position ever recorded.
Trend History
This topic has appeared in the English Wikipedia rankings 1 time. It first appeared on 2026-03-13 and was most recently seen on 2026-03-13.
Wikipedia Overview
Comet Hartley 2, designated as 103P/Hartley by the Minor Planet Center, is a small periodic comet with an orbital period of 6.48 years. It was discovered by Malcolm Hartley in 1986 at the Schmidt Telescope Unit, Siding Spring Observatory, Australia. Its diameter is estimated to be 1.2–1.6 km (0.75–0.99 mi)
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Trending Topic Today
Search Interest Perspective
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Activity And Composition of Periodic Comets 67P/Churyumov-Gerasimenko and 103P/Hartley 2 At Two Different Perihelion Passages - astrobiology.com
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Citizen Scientists Help Discover that Comet Hartley 2 is Fading - SETI
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Comet 103P/Hartley (Hartley 2) - NASA Science (.gov)
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Follow the Fall 2023 Return of Comet 103P Hartley - Universe Today
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Ocean-like water in the Jupiter-family comet 103P/Hartley 2 - Nature
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Comet 103P/Hartley 2 - The Planetary Society
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EPOXI finds 103P/Hartley is a hyperactive comet - Astronomy Magazine
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Comet 103P/Hartley: Complete Information & Live Data - The Sky Live
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Close-up view of comet 103P/Hartley 2 - Herschel - Science Portal - ESA Science & Technology
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Hubble probes comet 103P/Hartley 2 in preparation for DIXI/EPOXI flyby - ESA/Hubble
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Comet 103P/Hartley bright and high in October - BBC Sky at Night Magazine
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Hartley 2: The 'Weird' Comet - Space
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Comet 103P/Hartley 2 from Deep Impact, in color - The Planetary Society
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Watch a Comet 103P/Hartley flyby - Astronomy Magazine
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The Hyperactivity and Dust Composition of the Comet Hartley 2 - NASA Astrobiology (.gov)
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Deep Impact Spacecraft's First Glimpse of Comet Hartley 2 - NASA Jet Propulsion Laboratory (JPL) (.gov)
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Deep Impact's flyby of Hartley 2 - The Planetary Society
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At the heart of Comet 103P/Hartley, a new breed of comet? - Astronomy Magazine
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Deep Impact Flyby spacecraft images Comet 103P/Hartley - Astronomy Magazine
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The Comet Cometh: Hartley 2 Visible in Night Sky - NASA Jet Propulsion Laboratory (JPL) (.gov)
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Deep Impact's first photo of comet Hartley 2 - The Planetary Society
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Primordial dry ice fuels comet jets - Astronomy Magazine
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Comet Hartley 2 - The Planetary Society
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Herschel finds first evidence of Earth-like water in a comet - Herschel - Science Portal - ESA Science & Technology
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Comet Hartley 2: EPOXI probe flyby to yield rare close-up photos - The Christian Science Monitor
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Thermal Balance and Water Ice Sublimation on the Surface of Hyperactive Comet 103P/Hartley 2 - AGU Publications
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Focusing on Hartley 2 - The Planetary Society
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Deep Impact high-resolution view of Hartley 2 - The Planetary Society
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Hyperactive Comet Hartley 2 Has a Split History - SpaceRef
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Pictures: Green Comet Visible This Week - National Geographic
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Hartley 2 'snowballs' - The Planetary Society
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Animation of the five closest-approach Hartley 2 images - The Planetary Society
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Comet Hartley 2: NASA rendezvous a success, even better pics on the way - The Christian Science Monitor
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2011 October 7 - The Comet Hartley 2 Cruise - NASA (.gov)
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Comet Hartley 2 to swing by Earth Wednesday - The Christian Science Monitor
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Hartley 2 compared to other comets, and in motion 3D - The Planetary Society
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Deep Impact approaching Hartley 2 - The Planetary Society
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Five close-approach images of Hartley 2 by Deep Impact - The Planetary Society
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Did comets bring water to Earth? - EarthSky
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Blink animation of Hartley 2's jets - The Planetary Society
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2010 December 2 - Hartley 2 Star Cluster Tour - NASA (.gov)
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This comet's ready for its close-up - NBC News
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New Comet Pictures: How Hartley 2 Creates "Snowstorm" - National Geographic
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Scientists discover factors to predicting changes in comet rotation - Astronomy Magazine
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Five close-approach images of Hartley 2 by Deep Impact, with commentary - The Planetary Society
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Special Topic: Fred Whipple’s Comet Model - RocketSTEM
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Comet Is Cosmic Snow Globe, NASA Flyby Shows - National Geographic
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NASA Mission Completes Flyby of Comet Hartley 2 - The Atlantic
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Deep Impact at Hartley 2: Two weeks after the flyby - The Planetary Society
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NASA Probe Closing in on "Poisonous" Comet Hartley 2 - National Geographic
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Comet water unlike Earth's - earthmagazine.org
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Best Evidence Yet That Comets Delivered Water for Earth's Oceans - Universe Today
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2010 October 26 - Comet Hartley Passes a Double Star Cluster - NASA (.gov)
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This comet is finally ready for its close-up - NBC News
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Deep Impact Spacecraft Closing in on Comet Hartley 2 - Space
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In which I finally write up last week's Deep Impact Hartley 2 press briefing - The Planetary Society
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Here Comes Comet Hartley 2! - NASA (.gov)
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Image: Comet Hartley 2 approaches Earth - Phys.org
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Comet Spectra Comparison - NASA Science (.gov)
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2010 November 8 - 700 Kilometers Below Comet Hartley 2 - NASA (.gov)
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Astronomers find comet full of fizz - Australian Broadcasting Corporation
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What Created Earth's Oceans? Comet Offers New Clue - National Geographic
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Photos: Comet Hartley 2 Up Close - Space
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SOHO watches a comet fading away - EurekAlert!
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Space telescopes spot incoming comet - NBC News
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Call for astronomy fans to help French scientists with comet tracking - The Connexion
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Astronomers find a tailless comet, first of its kind - The Peninsula Qatar
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2/103 Hartley Street, Zilzie | Property Value Estimate & History - Domain
Why This Topic Is Trending
This topic has recently gained attention due to increased public interest. Search activity and Wikipedia pageviews suggest growing global engagement.
Search Interest & Related Topics
Search interest data over the past 12 months indicates that this topic periodically attracts global attention. Sudden spikes often correlate with major news events, public statements, or geopolitical developments.