🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.52 AU - 0.78 AU

Year: 241 Days

Day: 21.9 Hours

Environment

Temp: -37 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.57

Radius: 1.2

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.83 AU - 0.97 AU

Year: 393 Days

Day: 43.1 Hours

Environment

Temp: -57 °C

Axial Tilt: 25.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.99

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 1.02 AU - 1.06 AU

Year: 488 Days

Day: 24.3 Hours

Environment

Temp: -75 °C

Axial Tilt: 39.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 2.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 920.5

Radius: 10.4

Gravity: 8.51 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 1.94 AU - 2.54 AU

Year: 1543 Days

Day: 10.1 Hours

Environment

Temp: -129 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 80,331,120 km

• M1: 129,701 km (0.104 R)
• M2: 532,568 km (0.065 R)
• M3: 881,131 km (0.108 R)
• M4: 1,388,268 km (0.114 R)
• M5: 2,015,083 km (0.106 R)
• M6: 2,388,031 km (0.106 R)
• M7: 2,835,777 km (0.047 R)
• M8: 3,973,768 km (0.072 R)
• M9: 4,310,663 km (0.06 R)
• M10: 4,727,742 km (0.098 R)
• M11: 5,620,392 km (0.048 R)
• M12: 7,737,950 km (0.115 R)
• M13: 8,661,866 km (0.065 R)
• M14: 10,305,049 km (0.078 R)
• M15: 13,310,022 km (0.087 R)
• M16: 14,678,393 km (0.105 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 103.5

Radius: 13.3

Gravity: 0.59 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.19 AU - 2.53 AU

Year: 1668 Days

Day: 6.6 Hours

Environment

Temp: -133 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 80,331,120 km

• M1: 165,455 km (0.113 R)
• M2: 600,935 km (0.111 R)
• M3: 1,061,696 km (0.099 R)
• M4: 1,728,454 km (0.059 R)
• M5: 2,609,735 km (0.1 R)
• M6: 3,998,601 km (0.083 R)
• M7: 4,417,027 km (0.067 R)
• M8: 4,897,834 km (0.034 R)
• M9: 5,503,107 km (0.068 R)
• M10: 6,374,365 km (0.098 R)
• M11: 6,906,335 km (0.077 R)
• M12: 7,357,373 km (0.069 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 321.5

Radius: 6.1

Gravity: 8.64 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 12.23 AU - 12.47 AU

Year: 19972 Days

Day: 20.9 Hours

Environment

Temp: -220 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 80,331,120 km

• M1: 75,846 km (0.114 R)
• M2: 283,039 km (0.102 R)
• M3: 506,688 km (0.051 R)
• M4: 747,840 km (0.08 R)
• M5: 954,135 km (0.108 R)
• M6: 1,991,148 km (0.113 R)
• M7: 2,435,902 km (0.1 R)
• M8: 2,649,079 km (0.041 R)
• M9: 3,851,846 km (0.075 R)
• M10: 4,171,985 km (0.088 R)
• M11: 7,318,926 km (0.109 R)
• M12: 11,175,709 km (0.057 R)
• M13: 11,706,931 km (0.117 R)
• M14: 12,193,274 km (0.063 R)
• M15: 13,599,942 km (0.117 R)
• M16: 14,549,440 km (0.116 R)
• M17: 16,961,107 km (0.091 R)
• M18: 18,791,587 km (0.094 R)
• M19: 21,371,552 km (0.109 R)
• M20: 22,652,708 km (0.113 R)
• M21: 23,407,280 km (0.116 R)
• M22: 24,471,968 km (0.029 R)
• M23: 26,801,955 km (0.084 R)
• M24: 32,132,875 km (0.087 R)
• M25: 37,211,872 km (0.083 R)
• M26: 39,872,919 km (0.076 R)
• M27: 40,972,014 km (0.077 R)
• M28: 43,662,981 km (0.065 R)
• M29: 45,273,552 km (0.092 R)
• M30: 51,787,492 km (0.098 R)
• M31: 52,112,418 km (0.113 R)
• M32: 54,424,753 km (0.118 R)
• M33: 57,497,194 km (0.059 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 403.4

Radius: 5.2

Gravity: 14.92 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 12.86 AU - 18.28 AU

Year: 28272 Days

Day: 21.2 Hours

Environment

Temp: -226 °C

Axial Tilt: 6.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 80,331,120 km

• M1: 64,925 km (0.089 R)
• M2: 352,153 km (0.076 R)
• M3: 564,732 km (0.11 R)
• M4: 907,760 km (0.096 R)
• M5: 1,411,306 km (0.086 R)
• M6: 1,679,984 km (0.116 R)
• M7: 2,897,112 km (0.105 R)
• M8: 3,565,366 km (0.072 R)
• M9: 4,789,525 km (0.063 R)
• M10: 4,973,980 km (0.105 R)
• M11: 6,402,041 km (0.096 R)
• M12: 7,625,452 km (0.088 R)
• M13: 10,525,257 km (0.1 R)
• M14: 14,160,785 km (0.068 R)
• M15: 14,773,538 km (0.091 R)
• M16: 18,194,243 km (0.045 R)
• M17: 18,463,369 km (0.099 R)
• M18: 18,917,997 km (0.102 R)
• M19: 22,931,858 km (0.064 R)
• M20: 23,246,013 km (0.113 R)
• M21: 29,775,063 km (0.088 R)
• M22: 30,274,271 km (0.089 R)
• M23: 32,854,984 km (0.059 R)
• M24: 41,936,472 km (0.086 R)
• M25: 53,102,906 km (0.104 R)
• M26: 54,206,489 km (0.117 R)
• M27: 56,840,908 km (0.087 R)
• M28: 57,609,093 km (0.094 R)
• M29: 64,836,016 km (0.071 R)
• M30: 68,233,234 km (0.083 R)
• M31: 72,194,736 km (0.113 R)
• M32: 75,379,824 km (0.09 R)
• M33: 75,610,803 km (0.077 R)
• M34: 76,074,257 km (0.108 R)
• M35: 77,711,307 km (0.118 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 421 - 19,830 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit