🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.29

Radius: 1.79

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 0.54 AU - 0.56 AU

Year: 145 Days

Day: 42.5 Hours

Environment

Temp: 211 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,179,314 km

• M1: 45,328 km (0.073 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 0.85 AU - 1.23 AU

Year: 376 Days

Day: 34.7 Hours

Environment

Temp: 107 °C

Axial Tilt: 46.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,179,314 km

• M1: 30,817 km (0.062 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.31 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.65

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 1.2 AU - 1.42 AU

Year: 532 Days

Day: 35.6 Hours

Environment

Temp: -4 °C

Axial Tilt: 17.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 45,179,314 km

• M1: 727,195 km (0.095 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.12

Radius: 0.43

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 4.08 AU - 4.8 AU

Year: 3319 Days

Day: 20.3 Hours

Environment

Temp: -132 °C

Axial Tilt: 43.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 45,179,314 km

• M1: 494,122 km (0.104 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.93

Radius: 0.97

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 5 AU - 5.4 AU

Year: 4207 Days

Day: 15.6 Hours

Environment

Temp: -132 °C

Axial Tilt: 1.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 729.3

Radius: 9.9

Gravity: 7.44 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 5.59 AU - 6.35 AU

Year: 5175 Days

Day: 9.8 Hours

Environment

Temp: -150 °C

Axial Tilt: 22.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,179,314 km

• M1: 123,418 km (0.113 R)
• M2: 444,156 km (0.115 R)
• M3: 805,585 km (0.068 R)
• M4: 1,242,261 km (0.068 R)
• M5: 1,740,870 km (0.06 R)
• M6: 2,059,813 km (0.056 R)
• M7: 3,282,776 km (0.058 R)
• M8: 5,238,169 km (0.1 R)
• M9: 5,553,671 km (0.096 R)
• M10: 6,446,771 km (0.071 R)
• M11: 7,540,331 km (0.092 R)
• M12: 10,312,380 km (0.074 R)
• M13: 11,513,651 km (0.086 R)
• M14: 12,499,201 km (0.047 R)
• M15: 14,136,849 km (0.083 R)
• M16: 15,150,824 km (0.085 R)
• M17: 15,972,565 km (0.072 R)
• M18: 17,009,876 km (0.078 R)
• M19: 17,704,609 km (0.036 R)
• M20: 19,083,303 km (0.097 R)
• M21: 21,465,350 km (0.107 R)
• M22: 27,065,995 km (0.058 R)
• M23: 29,070,606 km (0.047 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.7

Radius: 13.9

Gravity: 3.83 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 8.01 AU - 11.21 AU

Year: 10569 Days

Day: 14.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 1.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 45,179,314 km

• M1: 173,234 km (0.075 R)
• M2: 610,958 km (0.093 R)
• M3: 1,076,955 km (0.039 R)
• M4: 1,532,181 km (0.079 R)
• M5: 1,983,668 km (0.092 R)
• M6: 2,625,293 km (0.085 R)
• M7: 4,593,702 km (0.054 R)
• M8: 5,622,636 km (0.03 R)
• M9: 6,605,793 km (0.113 R)
• M10: 7,872,588 km (0.079 R)
• M11: 9,890,514 km (0.042 R)
• M12: 13,503,003 km (0.07 R)
• M13: 16,805,226 km (0.081 R)
• M14: 18,449,905 km (0.052 R)
• M15: 21,539,700 km (0.115 R)
• M16: 22,938,590 km (0.033 R)
• M17: 27,096,962 km (0.116 R)
• M18: 27,903,593 km (0.076 R)
• M19: 29,353,795 km (0.046 R)
• M20: 32,742,935 km (0.057 R)
• M21: 40,028,501 km (0.07 R)
• M22: 41,074,938 km (0.076 R)
• M23: 47,449,453 km (0.054 R)
• M24: 48,326,695 km (0.112 R)
• M25: 48,917,457 km (0.104 R)
• M26: 50,264,585 km (0.1 R)
• M27: 50,871,055 km (0.095 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 67.4

Radius: 7.6

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 16.7 AU - 21.12 AU

Year: 29173 Days

Day: 17 Hours

Environment

Temp: -193 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 45,179,314 km

• M1: 130,749 km (0.057 R)
• M2: 449,841 km (0.11 R)
• M3: 1,073,664 km (0.106 R)
• M4: 1,463,815 km (0.092 R)
• M5: 2,011,044 km (0.045 R)
• M6: 2,268,951 km (0.054 R)
• M7: 2,768,907 km (0.092 R)
• M8: 3,629,244 km (0.083 R)
• M9: 4,454,277 km (0.1 R)
• M10: 4,715,923 km (0.104 R)
• M11: 5,662,728 km (0.109 R)
• M12: 6,181,234 km (0.112 R)
• M13: 9,930,606 km (0.083 R)
• M14: 11,314,237 km (0.044 R)
• M15: 13,533,222 km (0.102 R)
• M16: 18,587,087 km (0.053 R)
• M17: 19,420,646 km (0.079 R)
• M18: 26,247,994 km (0.114 R)
• M19: 29,476,914 km (0.102 R)
• M20: 31,877,960 km (0.11 R)
• M21: 32,200,343 km (0.065 R)
• M22: 34,859,146 km (0.111 R)
• M23: 38,627,217 km (0.116 R)
• M24: 41,881,719 km (0.103 R)
• M25: 43,707,860 km (0.118 R)

Kuiper Belt

Range: 30.9 - 55.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 261 - 12,327 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit