🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.76

Radius: 1.25

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.48 AU - 0.64 AU

Year: 147 Days

Day: 36.6 Hours

Environment

Temp: 228 °C

Axial Tilt: 38.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.15

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.67 AU - 0.95 AU

Year: 256 Days

Day: 42.9 Hours

Environment

Temp: 201 °C

Axial Tilt: 3.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.78

Radius: 1.51

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.097

Orbit Range: 1.01 AU - 1.23 AU

Year: 417 Days

Day: 13.1 Hours

Environment

Temp: 40 °C

Axial Tilt: 53.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 93,570,027 km

• M1: 560,842 km (0.083 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 2.11 AU - 2.85 AU

Year: 1373 Days

Day: 16.3 Hours

Environment

Temp: -74 °C

Axial Tilt: 69.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.73 AU - 4.53 AU

Year: 2431 Days

Day: 31.2 Hours

Environment

Temp: -113 °C

Axial Tilt: 17.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.83 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 128.6

Radius: 8.9

Gravity: 1.62 G

Time & Orbit

Eccentricity (e): 0.052

Orbit Range: 5.72 AU - 6.34 AU

Year: 5204 Days

Day: 10.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 171.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 93,570,027 km

• M1: 111,450 km (0.119 R)
• M2: 527,781 km (0.095 R)
• M3: 1,676,244 km (0.066 R)
• M4: 2,635,166 km (0.09 R)
• M5: 4,155,679 km (0.119 R)
• M6: 5,347,226 km (0.096 R)
• M7: 5,733,189 km (0.087 R)
• M8: 8,745,492 km (0.109 R)
• M9: 11,771,408 km (0.051 R)
• M10: 12,719,709 km (0.104 R)
• M11: 13,540,851 km (0.111 R)
• M12: 15,193,010 km (0.042 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 654.1

Radius: 8.3

Gravity: 9.49 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 7.5 AU - 8.1 AU

Year: 7656 Days

Day: 9.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 93,570,027 km

• M1: 104,569 km (0.087 R)
• M2: 473,328 km (0.09 R)
• M3: 741,257 km (0.118 R)
• M4: 1,145,920 km (0.116 R)
• M5: 2,720,587 km (0.08 R)
• M6: 3,064,213 km (0.061 R)
• M7: 3,413,973 km (0.071 R)
• M8: 4,542,689 km (0.111 R)
• M9: 5,360,391 km (0.12 R)
• M10: 6,170,463 km (0.084 R)
• M11: 6,481,178 km (0.076 R)
• M12: 9,722,366 km (0.103 R)
• M13: 10,923,487 km (0.057 R)
• M14: 13,617,445 km (0.098 R)
• M15: 14,747,956 km (0.065 R)
• M16: 15,117,613 km (0.1 R)
• M17: 16,526,376 km (0.114 R)
• M18: 16,858,334 km (0.088 R)
• M19: 20,125,102 km (0.105 R)
• M20: 20,580,029 km (0.114 R)
• M21: 24,044,417 km (0.086 R)
• M22: 24,989,277 km (0.118 R)
• M23: 28,066,655 km (0.051 R)
• M24: 29,404,060 km (0.104 R)
• M25: 29,793,912 km (0.07 R)
• M26: 30,983,963 km (0.095 R)
• M27: 34,961,770 km (0.068 R)
• M28: 36,621,409 km (0.086 R)
• M29: 37,186,141 km (0.082 R)
• M30: 37,527,673 km (0.089 R)
• M31: 39,149,613 km (0.032 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 741.4

Radius: 3.3

Gravity: 68.08 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 17.44 AU - 18 AU

Year: 26216 Days

Day: 23.3 Hours

Environment

Temp: -189 °C

Axial Tilt: 5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 93,570,027 km

• M1: 41,439 km (0.076 R)
• M2: 152,440 km (0.07 R)
• M3: 350,358 km (0.059 R)
• M4: 476,619 km (0.087 R)
• M5: 1,036,863 km (0.085 R)
• M6: 1,333,964 km (0.064 R)
• M7: 1,520,064 km (0.086 R)
• M8: 1,684,921 km (0.072 R)
• M9: 2,442,185 km (0.057 R)
• M10: 2,566,351 km (0.091 R)
• M11: 5,092,611 km (0.053 R)
• M12: 5,254,625 km (0.088 R)
• M13: 5,378,492 km (0.114 R)
• M14: 7,373,978 km (0.112 R)
• M15: 7,846,408 km (0.08 R)
• M16: 8,851,108 km (0.11 R)
• M17: 9,689,604 km (0.079 R)
• M18: 17,089,911 km (0.085 R)
• M19: 21,270,274 km (0.082 R)
• M20: 22,223,960 km (0.053 R)
• M21: 23,539,225 km (0.107 R)
• M22: 24,789,714 km (0.109 R)
• M23: 25,372,397 km (0.072 R)
• M24: 26,323,690 km (0.109 R)
• M25: 28,550,604 km (0.114 R)
• M26: 29,709,838 km (0.1 R)
• M27: 33,234,065 km (0.105 R)
• M28: 34,660,480 km (0.11 R)
• M29: 38,249,333 km (0.084 R)
• M30: 42,242,998 km (0.051 R)
• M31: 43,241,115 km (0.109 R)
• M32: 47,927,867 km (0.058 R)
• M33: 49,746,229 km (0.1 R)
• M34: 55,081,038 km (0.104 R)
• M35: 75,029,316 km (0.115 R)
• M36: 76,983,363 km (0.1 R)
• M37: 88,880,733 km (0.118 R)

Kuiper Belt

Range: 31.2 - 54.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 339 - 18,026 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit