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Evolution, physics, chemistry, meteorology, and motion of celestial objects, formation and development of the universe, astrophotography, astrophysics, cosmology, and astronomical instruments.

Discussions List Discussions List

Bloom pattern for flat-foldable origami orbital solar sail or solar shield

CONTRIBUTED BY: Gilmer Gary | 5 hours ago BY: Gilmer Gary
Staff Picks , 3D Printing , Astronomy , Education , Engineering , ...
7
REPLIES
550
VIEWS

[BOOK] General relativity: analytic and symbolic problems with Mathematica

CONTRIBUTED BY: Nicola Vittorio | 9 days ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Education , Graphics and Visualization , ...
1
REPLIES
681
VIEWS

Interior of Uranus: thermal profile, composition, and distribution of rock, water, hydrogen, helium

CONTRIBUTED BY: Luca Morf | 30 days ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Calculus , Mathematics , Physics , ...
1
REPLIES
855
VIEWS

A lattice physics approach to spin-networks in loop quantum gravity

CONTRIBUTED BY: Noah MacKay | 1 month ago BY: Eric Jackson
Staff Picks , Astronomy , Geometry , Graphics and Visualization , ...
2
REPLIES
900
VIEWS

Kepler problem with magnetic dipole, or spinning object like in Mercury precession

CONTRIBUTED BY: Jarek Duda | 1 month ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Calculus , Demonstrations , ...
1
REPLIES
1.2K
VIEWS

Precession of the elastic pendulum on the rotating Earth

CONTRIBUTED BY: Borut Jurcic Zlobec | 2 months ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Calculus , Data Science , ...
1
REPLIES
999
VIEWS

[WWS25] Entanglement on quantum optics kit towards creating physical correlates of multiway diagrams

CONTRIBUTED BY: Mark Merner | 2 months ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Graphs and Networks , Optics , Physics , ...
1
REPLIES
1.6K
VIEWS

Singularity-free cosmology from interactions in the dark sector

CONTRIBUTED BY: Molly Burkmar | 2 months ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Dynamic Interactivity , ...
1
REPLIES
1K
VIEWS

[WSRP25] Modeling orbit transfers between Galilean satellites

CONTRIBUTED BY: Anjali Bhattacharyya | 2 months ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Curated Data , Dynamic Interactivity , ...
1
REPLIES
1.3K
VIEWS

[WSRP25] Modeling and evaluating orbital trajectories of irregular objects such as phobos

CONTRIBUTED BY: Richard Fan | 2 months ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Dynamic Interactivity , ...
2
REPLIES
1.3K
VIEWS

[WSS25] Mapping Solar Shadows and Celestial Objects in the Sky

CONTRIBUTED BY: Amaad Zaidi | 2 months ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Curated Data , Engineering , ...
1
REPLIES
1.1K
VIEWS

A new interstellar object: comet C/2025 N1 (ATLAS), (a.k.a. 3I/ATLAS and A11pl3Z)

CONTRIBUTED BY: Jeffrey Bryant | 2 months ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Curated Data , Events & Media , ...
1
REPLIES
5.7K
VIEWS

Astrolabe in 2D generating a movie of its motion

CONTRIBUTED BY: Gilmer Gary | 2 months ago BY: Gilmer Gary
Astronomy , Compilation , Geometry , Graphics and Visualization , ...
1
REPLIES
1K
VIEWS

Astrolabe in 3D generating a movie of its construction process

CONTRIBUTED BY: Gilmer Gary | 2 months ago BY: Gilmer Gary
Astronomy , Physics , Presentation and Notebooks , ...
1
REPLIES
850
VIEWS

Coelostat for solar observation - equations, graphics, & 3D print model

CONTRIBUTED BY: Gilmer Gary | 2 months ago BY: EDITORIAL BOARD
Staff Picks , 3D Printing , Astronomy , Geometry , ...
1
REPLIES
1.1K
VIEWS

Modeling optimal observation points for Halley's comet via a geographic approach

CONTRIBUTED BY: Julia Gao | 2 months ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Curated Data , ...
1
REPLIES
969
VIEWS

Quadrant Astrolabe

CONTRIBUTED BY: Gilmer Gary | 2 months ago
Astronomy
0
REPLIES
658
VIEWS

Universal Astrolabe

CONTRIBUTED BY: Gilmer Gary | 2 months ago
Astronomy , Compilation , Geometry , Mathematica , Modeling , ...
0
REPLIES
729
VIEWS

Mathematical Games 30: Measuring the Universe

CONTRIBUTED BY: Ed Pegg | 3 months ago BY: EDITORIAL BOARD
Staff Picks , Astronomy , Challenges , Demonstrations , ...
1
REPLIES
1.1K
VIEWS

Gravitational influence of Saturn's rings on its moons: a case for free granular flow

CONTRIBUTED BY: Troy Shinbrot | 3 months ago BY: Mauricio Rojas
Staff Picks , Astronomy , Dynamic Interactivity , ...
2
REPLIES
980
VIEWS
1
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Group Count Group Count

304 Discussions

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ACTIVE MEMBERS ACTIVE MEMBERS

ACTIVE MEMBERS
p23ph0018
Yogeesh N
1 day ago
gag0002
Gilmer Gary
22 hours ago
nicolavittorio
Nicola Vittorio
9 days ago
rexseemela
Modise Seemela
17 days ago
lucamorf
Luca Morf
1 month ago
mackayn16
Noah MacKay
1 month ago
dudaj
Jarek Duda
1 month ago

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