🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.54

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 0.45 AU - 0.73 AU

Year: 293 Days

Day: 44.2 Hours

Environment

Temp: -122 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 25,007,891 km

• M1: 42,935 km (0.032 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.75

Radius: 1.25

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 0.65 AU - 0.69 AU

Year: 354 Days

Day: 27.2 Hours

Environment

Temp: -126 °C

Axial Tilt: 46.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.5

Radius: 11.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 1.11 AU - 1.43 AU

Year: 924 Days

Day: 7.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 33.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 25,007,891 km

• M1: 144,212 km (0.043 R)
• M2: 567,425 km (0.119 R)
• M3: 931,696 km (0.108 R)
• M4: 1,328,429 km (0.092 R)
• M5: 1,824,496 km (0.088 R)
• M6: 2,442,784 km (0.101 R)
• M7: 3,038,782 km (0.037 R)
• M8: 4,004,885 km (0.073 R)
• M9: 4,898,283 km (0.046 R)
• M10: 5,425,466 km (0.057 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 507.8

Radius: 10

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.55 AU - 1.95 AU

Year: 1495 Days

Day: 10.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 25,007,891 km

• M1: 125,513 km (0.117 R)
• M2: 660,923 km (0.05 R)
• M3: 976,276 km (0.108 R)
• M4: 1,301,501 km (0.061 R)
• M5: 1,945,371 km (0.072 R)
• M6: 2,294,083 km (0.054 R)
• M7: 2,620,955 km (0.062 R)
• M8: 3,048,805 km (0.086 R)
• M9: 3,415,170 km (0.051 R)
• M10: 3,729,325 km (0.109 R)
• M11: 4,771,424 km (0.1 R)
• M12: 5,581,497 km (0.065 R)
• M13: 6,293,283 km (0.059 R)
• M14: 7,241,435 km (0.047 R)
• M15: 8,033,555 km (0.119 R)
• M16: 8,564,328 km (0.086 R)
• M17: 9,268,186 km (0.079 R)
• M18: 10,493,543 km (0.106 R)
• M19: 10,891,473 km (0.045 R)
• M20: 11,682,397 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 166.9

Radius: 8.8

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.8 AU - 1.98 AU

Year: 1678 Days

Day: 9.6 Hours

Environment

Temp: -180 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 25,007,891 km

• M1: 111,750 km (0.114 R)
• M2: 676,631 km (0.108 R)
• M3: 1,590,076 km (0.076 R)
• M4: 2,101,850 km (0.096 R)
• M5: 2,424,084 km (0.104 R)
• M6: 3,412,028 km (0.066 R)
• M7: 4,012,364 km (0.085 R)
• M8: 5,052,070 km (0.091 R)
• M9: 5,634,903 km (0.079 R)
• M10: 5,973,144 km (0.081 R)
• M11: 7,207,326 km (0.033 R)
• M12: 7,726,431 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.2

Radius: 8.9

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 2.26 AU - 3 AU

Year: 2754 Days

Day: 7.3 Hours

Environment

Temp: -201 °C

Axial Tilt: 98.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 25,007,891 km

• M1: 112,198 km (0.061 R)
• M2: 1,084,734 km (0.104 R)
• M3: 1,464,264 km (0.099 R)
• M4: 1,895,704 km (0.119 R)
• M5: 2,581,910 km (0.095 R)
• M6: 2,902,498 km (0.06 R)
• M7: 3,478,599 km (0.074 R)
• M8: 4,461,756 km (0.12 R)
• M9: 5,771,037 km (0.108 R)
• M10: 6,055,722 km (0.099 R)
• M11: 6,486,564 km (0.116 R)
• M12: 7,289,904 km (0.09 R)
• M13: 7,715,660 km (0.099 R)
• M14: 9,623,033 km (0.104 R)
• M15: 12,845,670 km (0.118 R)
• M16: 16,465,190 km (0.109 R)
• M17: 19,128,631 km (0.067 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 495

Radius: 14.2

Gravity: 2.45 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 4.45 AU - 5.35 AU

Year: 7003 Days

Day: 14 Hours

Environment

Temp: -216 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 25,007,891 km

• M1: 180,565 km (0.053 R)
• M2: 1,181,823 km (0.096 R)
• M3: 2,385,188 km (0.076 R)
• M4: 2,897,112 km (0.042 R)
• M5: 4,394,737 km (0.042 R)
• M6: 5,729,898 km (0.105 R)
• M7: 6,932,365 km (0.091 R)
• M8: 7,649,238 km (0.116 R)
• M9: 11,022,970 km (0.118 R)
• M10: 18,243,311 km (0.076 R)
• M11: 19,611,383 km (0.106 R)
• M12: 20,609,201 km (0.076 R)
• M13: 22,244,904 km (0.059 R)
• M14: 23,885,694 km (0.043 R)
• M15: 32,229,814 km (0.047 R)
• M16: 33,518,450 km (0.065 R)

Planet 8 - Ice Giant

Semi-Major Axis: 6.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 101.3

Radius: 4.9

Gravity: 4.22 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.68 AU - 7.58 AU

Year: 9800 Days

Day: 23.1 Hours

Environment

Temp: -228 °C

Axial Tilt: 9.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 25,007,891 km

• M1: 61,186 km (0.113 R)
• M2: 275,858 km (0.119 R)
• M3: 714,479 km (0.039 R)
• M4: 870,809 km (0.104 R)
• M5: 1,205,609 km (0.087 R)
• M6: 1,681,630 km (0.105 R)
• M7: 1,843,943 km (0.102 R)
• M8: 2,114,416 km (0.101 R)
• M9: 2,364,694 km (0.117 R)
• M10: 3,312,097 km (0.056 R)
• M11: 4,978,916 km (0.076 R)
• M12: 5,585,386 km (0.103 R)
• M13: 9,218,071 km (0.108 R)
• M14: 9,372,307 km (0.084 R)
• M15: 11,990,868 km (0.099 R)
• M16: 12,738,259 km (0.077 R)
• M17: 13,665,466 km (0.118 R)
• M18: 14,069,081 km (0.116 R)
• M19: 14,794,332 km (0.085 R)
• M20: 15,327,499 km (0.1 R)
• M21: 21,315,004 km (0.069 R)
• M22: 23,325,898 km (0.094 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 427 - 19,574 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit