🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.08 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.5

Radius: 0.76

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.89 AU - 1.27 AU

Year: 393 Days

Day: 40.5 Hours

Environment

Temp: 156 °C

Axial Tilt: 28.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.72 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.64

Radius: 0.84

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 1.45 AU - 1.99 AU

Year: 789 Days

Day: 41.6 Hours

Environment

Temp: -29 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.48 AU - 2.18 AU

Year: 866 Days

Day: 29.9 Hours

Environment

Temp: -47 °C

Axial Tilt: 33.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 100,272,746 km

• M1: 382,073 km (0.103 R)
• M2: 501,153 km (0.085 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.91 AU - 2.47 AU

Year: 1134 Days

Day: 34.3 Hours

Environment

Temp: -59 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 100,272,746 km

• M1: 41,738 km (0.043 R)

Planet 5 - Terrestrial

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 3.57 AU - 5.35 AU

Year: 3295 Days

Day: 43.3 Hours

Environment

Temp: -116 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.9

Radius: 10.5

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 8.6 AU - 9.24 AU

Year: 9320 Days

Day: 5.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 100,272,746 km

• M1: 130,749 km (0.108 R)
• M2: 459,415 km (0.084 R)
• M3: 894,894 km (0.073 R)
• M4: 1,492,688 km (0.086 R)
• M5: 2,023,311 km (0.074 R)
• M6: 2,726,870 km (0.115 R)
• M7: 3,326,757 km (0.08 R)
• M8: 3,668,888 km (0.089 R)
• M9: 5,122,530 km (0.106 R)
• M10: 5,777,619 km (0.109 R)
• M11: 6,580,511 km (0.071 R)
• M12: 7,122,953 km (0.059 R)
• M13: 8,554,754 km (0.11 R)
• M14: 10,507,156 km (0.083 R)
• M15: 11,338,621 km (0.082 R)
• M16: 12,788,673 km (0.04 R)
• M17: 16,627,654 km (0.051 R)
• M18: 17,574,608 km (0.098 R)
• M19: 18,494,635 km (0.087 R)
• M20: 24,175,166 km (0.083 R)
• M21: 25,082,477 km (0.074 R)
• M22: 26,565,141 km (0.075 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 951.8

Radius: 10.4

Gravity: 8.8 G

Time & Orbit

Eccentricity (e): 0.061

Orbit Range: 11.81 AU - 13.35 AU

Year: 15610 Days

Day: 13.2 Hours

Environment

Temp: -181 °C

Axial Tilt: 34.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 100,272,746 km

• M1: 129,402 km (0.102 R)
• M2: 721,511 km (0.087 R)
• M3: 1,306,737 km (0.089 R)
• M4: 1,936,544 km (0.061 R)
• M5: 2,528,054 km (0.074 R)
• M6: 3,054,041 km (0.054 R)
• M7: 3,537,541 km (0.109 R)
• M8: 5,081,092 km (0.095 R)
• M9: 7,541,079 km (0.1 R)
• M10: 8,478,908 km (0.112 R)
• M11: 9,056,356 km (0.049 R)
• M12: 9,548,084 km (0.1 R)
• M13: 12,148,095 km (0.091 R)
• M14: 14,147,321 km (0.05 R)
• M15: 14,513,088 km (0.074 R)
• M16: 14,960,086 km (0.115 R)
• M17: 17,754,126 km (0.059 R)
• M18: 18,699,734 km (0.12 R)
• M19: 22,225,307 km (0.036 R)
• M20: 24,144,199 km (0.082 R)
• M21: 28,078,623 km (0.065 R)
• M22: 35,283,855 km (0.075 R)
• M23: 35,957,344 km (0.104 R)
• M24: 36,914,471 km (0.085 R)
• M25: 40,472,058 km (0.09 R)
• M26: 46,790,624 km (0.069 R)
• M27: 47,603,538 km (0.103 R)
• M28: 49,257,492 km (0.106 R)
• M29: 54,449,137 km (0.079 R)
• M30: 56,992,151 km (0.102 R)
• M31: 62,118,122 km (0.11 R)
• M32: 62,509,620 km (0.099 R)
• M33: 69,209,660 km (0.092 R)
• M34: 70,052,943 km (0.11 R)
• M35: 71,330,658 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 908.5

Radius: 6.8

Gravity: 19.65 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 16.55 AU - 19.05 AU

Year: 26273 Days

Day: 23.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 100,272,746 km

• M1: 84,523 km (0.105 R)
• M2: 347,815 km (0.061 R)
• M3: 621,579 km (0.039 R)
• M4: 5,325,834 km (0.073 R)
• M5: 7,091,238 km (0.105 R)
• M6: 8,618,932 km (0.114 R)
• M7: 13,849,172 km (0.078 R)
• M8: 14,748,405 km (0.085 R)
• M9: 15,685,935 km (0.117 R)
• M10: 19,032,140 km (0.111 R)
• M11: 24,898,471 km (0.047 R)
• M12: 31,865,693 km (0.05 R)
• M13: 32,997,251 km (0.063 R)
• M14: 45,468,328 km (0.065 R)
• M15: 49,106,997 km (0.049 R)
• M16: 56,957,744 km (0.079 R)
• M17: 59,678,779 km (0.085 R)
• M18: 62,704,845 km (0.091 R)
• M19: 62,924,754 km (0.101 R)
• M20: 74,592,191 km (0.059 R)
• M21: 87,621,268 km (0.058 R)
• M22: 96,709,039 km (0.069 R)
• M23: 97,887,422 km (0.083 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 482 - 20,031 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit