🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.8

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.39 AU - 0.63 AU

Year: 129 Days

Day: 35.3 Hours

Environment

Temp: 194 °C

Axial Tilt: 17.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 0.43 AU - 0.61 AU

Year: 132 Days

Day: 47.7 Hours

Environment

Temp: 258 °C

Axial Tilt: 8.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 0.56 AU - 0.7 AU

Year: 177 Days

Day: 27.8 Hours

Environment

Temp: 152 °C

Axial Tilt: 34.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 2.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 2 AU - 3 AU

Year: 1396 Days

Day: 27.7 Hours

Environment

Temp: -84 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,252,358 km

• M1: 471,832 km (0.06 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 2.8 AU - 3.46 AU

Year: 1955 Days

Day: 27.4 Hours

Environment

Temp: -88 °C

Axial Tilt: 47.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 77,252,358 km

• M1: 263,741 km (0.057 R)

Asteroid Belt

Center: 6.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 10.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 575.7

Radius: 8.5

Gravity: 7.97 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 8.76 AU - 11.96 AU

Year: 11774 Days

Day: 8.9 Hours

Environment

Temp: -162 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 77,252,358 km

• M1: 105,766 km (0.107 R)
• M2: 520,601 km (0.084 R)
• M3: 854,952 km (0.115 R)
• M4: 1,590,674 km (0.075 R)
• M5: 1,964,220 km (0.105 R)
• M6: 3,160,853 km (0.103 R)
• M7: 3,915,275 km (0.04 R)
• M8: 4,481,503 km (0.097 R)
• M9: 4,784,589 km (0.046 R)
• M10: 5,364,879 km (0.106 R)
• M11: 5,812,476 km (0.07 R)
• M12: 6,247,506 km (0.111 R)
• M13: 8,897,633 km (0.028 R)
• M14: 10,286,050 km (0.082 R)
• M15: 11,813,445 km (0.06 R)
• M16: 13,674,741 km (0.071 R)
• M17: 13,992,188 km (0.067 R)
• M18: 14,708,014 km (0.082 R)
• M19: 17,369,809 km (0.092 R)
• M20: 18,658,445 km (0.11 R)
• M21: 19,766,516 km (0.086 R)
• M22: 22,994,838 km (0.118 R)
• M23: 24,546,617 km (0.03 R)
• M24: 27,252,693 km (0.051 R)
• M25: 30,151,600 km (0.094 R)
• M26: 32,908,240 km (0.109 R)
• M27: 33,824,677 km (0.116 R)
• M28: 34,640,434 km (0.091 R)
• M29: 35,231,047 km (0.11 R)
• M30: 47,623,585 km (0.096 R)
• M31: 48,353,772 km (0.08 R)
• M32: 48,943,337 km (0.071 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 204.5

Radius: 3.9

Gravity: 13.45 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 14.96 AU - 18.4 AU

Year: 24054 Days

Day: 20.2 Hours

Environment

Temp: -195 °C

Axial Tilt: 48.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 77,252,358 km

• M1: 49,666 km (0.094 R)
• M2: 177,722 km (0.085 R)
• M3: 455,226 km (0.079 R)
• M4: 794,215 km (0.098 R)
• M5: 1,001,408 km (0.112 R)
• M6: 1,406,968 km (0.111 R)
• M7: 1,538,764 km (0.053 R)
• M8: 2,729,563 km (0.101 R)
• M9: 3,837,634 km (0.072 R)
• M10: 4,910,251 km (0.056 R)
• M11: 6,363,893 km (0.066 R)
• M12: 9,046,782 km (0.069 R)
• M13: 10,973,004 km (0.033 R)
• M14: 11,671,327 km (0.072 R)
• M15: 14,077,758 km (0.118 R)
• M16: 14,831,731 km (0.07 R)
• M17: 15,041,916 km (0.113 R)
• M18: 16,494,212 km (0.091 R)
• M19: 17,486,794 km (0.113 R)
• M20: 21,229,883 km (0.096 R)
• M21: 21,946,756 km (0.078 R)
• M22: 24,194,314 km (0.114 R)
• M23: 24,681,106 km (0.093 R)
• M24: 25,774,965 km (0.111 R)
• M25: 27,634,018 km (0.092 R)
• M26: 32,081,413 km (0.051 R)
• M27: 36,091,234 km (0.062 R)
• M28: 36,217,644 km (0.116 R)
• M29: 36,344,503 km (0.113 R)
• M30: 37,498,651 km (0.112 R)
• M31: 39,879,950 km (0.046 R)
• M32: 44,941,145 km (0.111 R)
• M33: 48,082,551 km (0.053 R)
• M34: 52,332,327 km (0.116 R)
• M35: 56,314,174 km (0.075 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.44 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 433.6

Radius: 7.7

Gravity: 7.31 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 15.43 AU - 19.45 AU

Year: 25717 Days

Day: 18.4 Hours

Environment

Temp: -193 °C

Axial Tilt: 0.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 77,252,358 km

• M1: 96,939 km (0.06 R)
• M2: 951,442 km (0.118 R)
• M3: 2,744,373 km (0.117 R)
• M4: 6,187,518 km (0.074 R)
• M5: 9,340,891 km (0.11 R)
• M6: 10,151,113 km (0.076 R)
• M7: 10,512,392 km (0.107 R)
• M8: 13,285,936 km (0.111 R)
• M9: 14,309,485 km (0.092 R)
• M10: 24,356,329 km (0.036 R)
• M11: 27,594,374 km (0.109 R)
• M12: 46,648,206 km (0.107 R)
• M13: 50,554,057 km (0.066 R)
• M14: 53,215,403 km (0.084 R)
• M15: 60,766,356 km (0.055 R)
• M16: 71,609,060 km (0.091 R)

Kuiper Belt

Range: 31.1 - 54.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 361 - 17,220 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit