Titan Archives

In a cleanroom at the Johns Hopkins Applied Physics Laboratory (APL) in Laurel, Maryland, on April 3, 2026, (from left) Sean Gazarik, Tyler Radomsky, Amber Dubill and Emory Toomey complete a “fit check” of Dragonfly’s top deck on the rest of the rotorcraft lander’s body. NASA/Johns Hopkins APL/Ed Whitman

Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Cryobiology, Extremeophiles and Extreme Environments, Icy Worlds, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Missions & Hardware, Origin & Evolution of Life, Planetary Protection & Biosafety, Press Release, Robotics/Rovers/UAVs, Saturn, Titan, Water/Hycean Worlds & Oceanography

Astrobiology Exploration: Dragonfly Rotorcraft Hardware Integration and Parachute Test

by Keith CowingApril 24, 2026April 24, 2026

NASA’s Dragonfly rotorcraft is beginning to take shape – literally – with the delivery of the panels that make up the rotorcraft lander’s body. Built from ultra‑lightweight honeycomb panels designed […]

(a) A tube with synthesized high-pressure material (tan and red regions) before collection. The origin of the color difference is unclear, but it is thought to be due to a difference of the thickness/amount of deposited material in each region. Black markings (around 10.7 and 12 cm) are from highly localized arc discharging where the RF plasma electrodes are located, and only affect the glass tube itself. Significant arcing has not been witnessed and is not expected to occur or affect resulting tholin. The run time of this experiment is 180 hours. (b) Powder samples obtained after manual scraping of the red and tan regions in subfigure a. Scraped powders achieve a uniform color with no clear tan or red differences after collection. (c) A fused silica standard (top) and tholin thin film on glass (bottom), ready for nanoindentation measurements. -- astro-ph.EP

Analog Studies, Astrochemistry, Astrogeology, Atmospheres, Climate, Weather, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Cryobiology, Icy Worlds, Imaging & Spectroscopy, Status Report, Titan

Feeling the Pressure: Effects of Formation Pressure on the Physical Properties of Titan Haze Analogs

by Keith CowingApril 23, 2026April 23, 2026

The Cassini-Huygens mission detected large negative ions in Titan’s ionosphere at pressures as low as 10−6 torr. These ions ultimately polymerize to form Titan’s complex organic haze particles, which are […]

Orthographic projection of ISS data (Karkoschka et al. 2017) for Selk-centered hemisphere. (dashed inset) SAR regional mosaic colored with elevation data from Corlies et al. (2017). Source: Selection and Characteristics of the Dragonfly Landing Site near Selk Crater, Titan, The Planetary Science Journal

Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Biosignatures & Paleobiology, Caves, Craters, Mountains, Subsurface, Lava Tubes, Habitable Zones, Icy Worlds, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Missions & Hardware, Origin & Evolution of Life, Robotics/Rovers/UAVs, Status Report, Titan, Tricorders & Sensors

Prebiotic Chemistry Insights for Dragonfly II: Thermodynamic Favorability of Nucleobases, Ribose, and Fatty Acids in Selk Crater on Titan

by Keith CowingApril 20, 2026April 20, 2026

Saturn’s moon Titan is a prime destination for investigating prebiotic chemistry beyond Earth, particularly at impact crater sites where transient liquid water may have enabled aqueous reactions between organic molecules.

The same gentle wind that would create small ripples on a lake in Earth (right) would make large waves on Saturn’s largest moon Titan (left). In these renderings, the marker is measured in meters. Credit Courtesy of Taylor Perron, Una Schneck, et al

Atmospheres, Climate, Weather, Exoplanets, -moons, -comets, Icy Worlds, Mars, Press Release, Titan, Water/Hycean Worlds & Oceanography

Waves Hit Different On Other Planets

by Keith CowingApril 20, 2026April 20, 2026

On a calm day, a light breeze might barely ripple the surface of a lake on Earth. But on Saturn’s largest moon Titan, a similar mild wind would kick up […]

Example of altimeter echo received from plains. This waveform was recorded during flyby T30 from an altitude of 1964.9 km at an incidence angle 0.0137°. Panel (a) shows a context map. Section of the T30 altimeter track observing the plains from point A to C. The waveform resulting from the integration of three echoes (Burst ID 131027162/4) located at point B is shown in panel (b) the altimetric model is used to fit the echo, resulting in an estimated RMS height of 4 m over the 115 square km footprints. The fitting error is indicated as a percentage by the mean integral relative error (MIRE). Panel (c) shows the large-scale topography of the plains using three elevation trackers, Maximum Likelihood, Threshold, and First Moment. All three trackers agree that the overall surface height changes less than 50 m over 50 km. -- JGR Planets

Atmospheres, Climate, Weather, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Habitable Zones, Icy Worlds, Mapping, Geodesy, Cartography, Bathymetry, Status Report, Titan

Titan’s Plains Revealed: Evidence For A Layered Surface

by Keith CowingApril 10, 2026April 10, 2026

Undifferentiated plains are the most common terrain type on Titan, yet their composition and geologic history remain poorly understood.

Artist’s impression of the simulations conducted in this research. Jupiter (lower left) has a strong magnetic field which creates a cavity in its circumplanetary disk. Saturn (upper right) lacks a strong magnetic field so its circumplanetary disk evolves without a cavity. Credit: Yuri I. Fujii/L-INSIGHT [Kyoto University], Illustrator: Shinichiro Kinoshita

Astrogeology, Callisto, Enceladus, Europa, Ganymede, Gas Giants, Icy Worlds, Io, Jupiter, Magnetic Fields, Electromagnetism, bioelectricity,, Press Release, Rhea, Saturn, Titan, Water/Hycean Worlds & Oceanography

How Jupiter Cultivated More Large Moons Than Saturn

by Keith CowingApril 8, 2026April 8, 2026

The two largest planets in our Solar System, Jupiter and Saturn, also have the largest satellite systems, or the most moons. At present, Jupiter’s reported moon count stands at more […]

Astrochemistry, Astrogeology, Atmospheres, Climate, Weather, Biochemistry & Organic Chemistry, Biogeochemical Cycles & Geobiology, Icy Worlds, Mapping, Geodesy, Cartography, Bathymetry, Status Report, Titan, Water/Hycean Worlds & Oceanography

Experimental Insights Into The Azotosome Hypothesis In Titan’s Lake Fluid

by Keith CowingApril 5, 2026April 5, 2026

Since the discovery of hydrocarbon lakes and seas on Saturn’s moon Titan, there has been much speculation on whether these could serve as suitable environments to host exotic life.

Fully corrected and calibrated albedos of Titan (yellow), Saturn (green), Uranus (blue), and Neptune (red) covering 0.3 µm to 2.1 µm, offset for clarity. Regions of strong telluric absorption are masked in lighter shades, and it should be noted that they are less reliably corrected. The flat regions in the UV were flagged as bad pixels in all images by X-shooter. We also highlight a vertical discontinuity between the VIS and NIR arms of Titan, which is likely due to weather inconsistency. The colors used for these objects are the same in the following figures. -- Astronomy & Astrophysics

Astrochemistry, Astrogeology, Astronomy & Telescopes, Atmospheres, Climate, Weather, Exoplanets, -moons, -comets, Gas Giants, Ice Giant, Jupiter, Mars, Mercury, Neptune, Saturn, Status Report, Titan, Uranus

HiDef Neighbors: Solar System Objects As Exoplanet Analogs I. Gaseous Objects, Planets, Planetary Systems, And Small Bodies

by Keith CowingMarch 27, 2026

Context. Intermediate-resolution spectral observations are vital tools for characterizing the composition and physical properties of Solar System bodies in detail. At present, the planets and moons of our Solar System […]

Career Opportunities, Education and Outreach, Missions & Hardware, Status Report, Titan

Dragonfly Mission’s Guest Investigator Program

by Keith CowingMarch 20, 2026March 20, 2026

Applications are currently being accepted for Cohort 7 of the Dragonfly Mission’s Guest Investigator Program, with applications due May 29th.

From left, Carlisa Drew, Seth Harvey, Anthony Fanelli, Emory Toomey and TJ Lee conduct power and functional testing on Dragonfly’s Integrated Electronics Module (IEM) and Power Switching Unit (PSU) in the cleanroom at the Johns Hopkins Applied Physics Laboratory (APL) in Laurel, Maryland. The IEM is Dragonfly’s “brain,” containing the spacecraft’s core avionics; the PSUs control the flow of power to Dragonfly’s instruments and systems. NASA/Johns Hopkins APL/Ed Whitman

Atmospheres, Climate, Weather, Biochemistry & Organic Chemistry, Biosignatures & Paleobiology, Habitable Zones, Icy Worlds, Imaging & Spectroscopy, Mapping, Geodesy, Cartography, Bathymetry, Missions & Hardware, Press Release, Robotics/Rovers/UAVs, Saturn, Titan, Tricorders & Sensors, Water/Hycean Worlds & Oceanography

Dragonfly Astrobiology Mission Begins Rotorcraft Integration, Testing Stage

by Keith CowingMarch 14, 2026March 14, 2026

NASA Dragonfly’s integration and testing – the activities involved in assembling the mission’s rotorcraft lander and testing it for the rigors of launch and extreme conditions of space – is […]

Titan

Astrobiology Exploration: Dragonfly Rotorcraft Hardware Integration and Parachute Test

Feeling the Pressure: Effects of Formation Pressure on the Physical Properties of Titan Haze Analogs

Prebiotic Chemistry Insights for Dragonfly II: Thermodynamic Favorability of Nucleobases, Ribose, and Fatty Acids in Selk Crater on Titan

Waves Hit Different On Other Planets

Titan’s Plains Revealed: Evidence For A Layered Surface

How Jupiter Cultivated More Large Moons Than Saturn

Experimental Insights Into The Azotosome Hypothesis In Titan’s Lake Fluid

HiDef Neighbors: Solar System Objects As Exoplanet Analogs I. Gaseous Objects, Planets, Planetary Systems, And Small Bodies

Dragonfly Mission’s Guest Investigator Program

Dragonfly Astrobiology Mission Begins Rotorcraft Integration, Testing Stage

PJ Harvey Announces New Song “Voyager”

Fifty Years after Viking: The Promise of Solar System Microbiology and Microbial Ecology

Characterising Transiting Exoplanets At Long Orbital Period: Lessons Learned For PLATO From 10 Years Of Monitoring The HIP41378 System

Implications Of Self-consistent H2O Ice Optical Constants On Radiative Transfer Models Of Disks

The GAPS Programme at TNG LXXIV. A Reanalysis Of The Planetary Systems TOI-1272 And TOI-1694 With HARPS-N And Retraction Of The Planetary Interpretation Of TOI-1272 c