🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.168

Orbit Range: 0.57 AU - 0.81 AU

Year: 248 Days

Day: 15.4 Hours

Environment

Temp: -11 °C

Axial Tilt: 6.2 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.52

Radius: 0.77

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.85 AU - 0.91 AU

Year: 358 Days

Day: 27.2 Hours

Environment

Temp: -44 °C

Axial Tilt: 88.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,227,764 km

• M1: 438,771 km (0.078 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.19

Radius: 0.51

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 1 AU - 1.04 AU

Year: 447 Days

Day: 27.6 Hours

Environment

Temp: -64 °C

Axial Tilt: 48.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 60,227,764 km

• M1: 14,062 km (0.097 R)
• M2: 276,307 km (0.096 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.35 AU - 1.45 AU

Year: 718 Days

Day: 30.6 Hours

Environment

Temp: -85 °C

Axial Tilt: 37 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 60,227,764 km

• M1: 25,581 km (0.036 R)
• M2: 48,769 km (0.047 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.17

Radius: 1.06

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 1.54 AU - 2.52 AU

Year: 1254 Days

Day: 29.1 Hours

Environment

Temp: -122 °C

Axial Tilt: 12 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 60,227,764 km

• M1: 1,320,052 km (0.104 R)

Planet 6 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 2.22 AU - 2.8 AU

Year: 1724 Days

Day: 18.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 12.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.29 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.1

Radius: 8.2

Gravity: 7.3 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 3.62 AU - 4.5 AU

Year: 3546 Days

Day: 8.7 Hours

Environment

Temp: -162 °C

Axial Tilt: 4.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 60,227,764 km

• M1: 103,671 km (0.091 R)
• M2: 383,120 km (0.112 R)
• M3: 645,515 km (0.071 R)
• M4: 965,205 km (0.032 R)
• M5: 1,239,119 km (0.065 R)
• M6: 1,874,910 km (0.09 R)
• M7: 2,438,146 km (0.049 R)
• M8: 3,057,930 km (0.101 R)
• M9: 3,377,621 km (0.075 R)
• M10: 5,005,246 km (0.088 R)
• M11: 5,788,690 km (0.088 R)
• M12: 6,977,394 km (0.076 R)
• M13: 7,533,749 km (0.063 R)
• M14: 8,019,643 km (0.116 R)
• M15: 10,175,198 km (0.066 R)
• M16: 11,219,242 km (0.119 R)
• M17: 13,099,986 km (0.106 R)
• M18: 13,707,802 km (0.088 R)
• M19: 14,285,250 km (0.033 R)
• M20: 14,728,958 km (0.066 R)
• M21: 15,181,790 km (0.103 R)
• M22: 16,062,623 km (0.096 R)
• M23: 16,381,416 km (0.09 R)
• M24: 16,650,393 km (0.097 R)
• M25: 18,558,065 km (0.11 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.98 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 330.7

Radius: 3.6

Gravity: 25.52 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 12.33 AU - 13.63 AU

Year: 20271 Days

Day: 19.1 Hours

Environment

Temp: -209 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 60,227,764 km

• M1: 44,730 km (0.088 R)
• M2: 247,884 km (0.09 R)
• M3: 444,605 km (0.118 R)
• M4: 1,961,826 km (0.114 R)
• M5: 2,389,377 km (0.04 R)
• M6: 2,760,081 km (0.103 R)
• M7: 2,971,313 km (0.048 R)
• M8: 3,093,235 km (0.092 R)
• M9: 3,243,880 km (0.065 R)
• M10: 3,505,976 km (0.04 R)
• M11: 3,669,935 km (0.099 R)
• M12: 3,838,981 km (0.09 R)
• M13: 6,174,203 km (0.098 R)
• M14: 7,038,879 km (0.089 R)
• M15: 7,658,214 km (0.101 R)
• M16: 8,075,143 km (0.066 R)
• M17: 8,803,236 km (0.118 R)
• M18: 9,468,947 km (0.076 R)
• M19: 11,486,125 km (0.053 R)
• M20: 16,269,217 km (0.087 R)
• M21: 17,112,201 km (0.062 R)
• M22: 18,553,876 km (0.073 R)
• M23: 18,718,882 km (0.073 R)
• M24: 19,051,887 km (0.11 R)
• M25: 19,304,109 km (0.025 R)
• M26: 19,558,725 km (0.091 R)
• M27: 27,842,707 km (0.031 R)
• M28: 30,858,450 km (0.045 R)
• M29: 32,864,857 km (0.06 R)
• M30: 34,705,958 km (0.045 R)
• M31: 39,539,016 km (0.119 R)
• M32: 42,044,332 km (0.097 R)
• M33: 42,615,048 km (0.115 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 413 - 12,978 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit