🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 0.49 AU - 0.55 AU

Year: 246 Days

Day: 13.7 Hours

Environment

Temp: -112 °C

Axial Tilt: 47 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 670.8

Radius: 10.5

Gravity: 6.08 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 0.64 AU - 0.82 AU

Year: 409 Days

Day: 12.3 Hours

Environment

Temp: -146 °C

Axial Tilt: 43.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 32,340,282 km

• M1: 130,599 km (0.106 R)
• M2: 569,519 km (0.083 R)
• M3: 902,524 km (0.081 R)
• M4: 1,353,262 km (0.112 R)
• M5: 1,828,684 km (0.101 R)
• M6: 2,525,661 km (0.089 R)
• M7: 3,130,485 km (0.11 R)
• M8: 3,778,992 km (0.086 R)
• M9: 4,571,711 km (0.066 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 531.4

Radius: 11.3

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.069

Orbit Range: 0.98 AU - 1.12 AU

Year: 706 Days

Day: 5.1 Hours

Environment

Temp: -160 °C

Axial Tilt: 29.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,340,282 km

• M1: 141,370 km (0.052 R)
• M2: 493,673 km (0.116 R)
• M3: 863,778 km (0.107 R)
• M4: 1,355,357 km (0.105 R)
• M5: 1,849,179 km (0.104 R)
• M6: 2,291,839 km (0.057 R)
• M7: 3,629,992 km (0.091 R)
• M8: 4,422,562 km (0.109 R)
• M9: 5,851,072 km (0.077 R)
• M10: 6,732,652 km (0.081 R)
• M11: 7,522,080 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 332.3

Radius: 14.8

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 0.86 AU - 1.42 AU

Year: 798 Days

Day: 12.3 Hours

Environment

Temp: -156 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 32,340,282 km

• M1: 184,305 km (0.052 R)
• M2: 645,814 km (0.116 R)
• M3: 1,184,965 km (0.074 R)
• M4: 2,476,593 km (0.059 R)
• M5: 3,007,067 km (0.103 R)
• M6: 3,878,624 km (0.1 R)
• M7: 4,434,081 km (0.108 R)
• M8: 5,867,976 km (0.12 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 254.7

Radius: 14.4

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 1.11 AU - 1.41 AU

Year: 928 Days

Day: 6.7 Hours

Environment

Temp: -180 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 32,340,282 km

• M1: 179,069 km (0.106 R)
• M2: 657,034 km (0.099 R)
• M3: 1,454,091 km (0.051 R)
• M4: 2,043,806 km (0.082 R)
• M5: 2,540,621 km (0.067 R)
• M6: 3,189,576 km (0.071 R)
• M7: 3,784,078 km (0.087 R)
• M8: 4,318,442 km (0.115 R)
• M9: 5,575,363 km (0.056 R)
• M10: 6,213,548 km (0.07 R)
• M11: 6,778,878 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 250.2

Radius: 9.7

Gravity: 2.66 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.21 AU - 1.57 AU

Year: 1075 Days

Day: 6.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 32,340,282 km

• M1: 120,576 km (0.098 R)
• M2: 428,299 km (0.12 R)
• M3: 882,478 km (0.106 R)
• M4: 1,236,875 km (0.087 R)
• M5: 2,009,399 km (0.071 R)
• M6: 2,383,543 km (0.108 R)
• M7: 3,389,589 km (0.115 R)
• M8: 3,894,930 km (0.103 R)
• M9: 4,264,138 km (0.103 R)
• M10: 4,887,213 km (0.04 R)
• M11: 5,282,301 km (0.083 R)
• M12: 5,810,830 km (0.097 R)
• M13: 6,175,998 km (0.112 R)
• M14: 7,386,544 km (0.053 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 900.5

Radius: 12.9

Gravity: 5.41 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.1 AU - 1.7 AU

Year: 1087 Days

Day: 6.4 Hours

Environment

Temp: -177 °C

Axial Tilt: 14.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 32,340,282 km

• M1: 203,453 km (0.084 R)
• M2: 615,894 km (0.058 R)
• M3: 1,301,202 km (0.078 R)
• M4: 4,069,660 km (0.069 R)
• M5: 5,630,415 km (0.059 R)
• M6: 6,245,861 km (0.098 R)
• M7: 8,365,214 km (0.074 R)
• M8: 10,761,472 km (0.081 R)
• M9: 11,468,771 km (0.079 R)

Asteroid Belt

Center: 4.99 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Ice Giant

Semi-Major Axis: 8.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 77.4

Radius: 6.4

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 7.57 AU - 9.59 AU

Year: 16487 Days

Day: 23.5 Hours

Environment

Temp: -232 °C

Axial Tilt: 5.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 32,340,282 km

• M1: 79,586 km (0.106 R)
• M2: 653,144 km (0.114 R)
• M3: 866,471 km (0.111 R)
• M4: 1,993,242 km (0.098 R)
• M5: 2,846,399 km (0.098 R)
• M6: 3,625,056 km (0.12 R)
• M7: 4,136,381 km (0.104 R)
• M8: 5,019,757 km (0.081 R)
• M9: 5,745,157 km (0.111 R)
• M10: 6,538,175 km (0.106 R)
• M11: 7,117,867 km (0.076 R)
• M12: 7,880,367 km (0.113 R)
• M13: 12,120,868 km (0.066 R)
• M14: 14,353,317 km (0.081 R)
• M15: 14,750,350 km (0.044 R)
• M16: 23,676,107 km (0.114 R)
• M17: 29,614,245 km (0.069 R)
• M18: 30,350,266 km (0.063 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 202 - 10,351 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit