🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.7

Radius: 1.69

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 0.48 AU - 0.54 AU

Year: 131 Days

Day: 40.8 Hours

Environment

Temp: 245 °C

Axial Tilt: 38.2 °

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: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 0.47 AU - 0.57 AU

Year: 135 Days

Day: 21.2 Hours

Environment

Temp: 255 °C

Axial Tilt: 8.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.69 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.93

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.55 AU - 0.83 AU

Year: 206 Days

Day: 31.3 Hours

Environment

Temp: 211 °C

Axial Tilt: 12 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 113,393,687 km

• M1: 616,792 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.36

Radius: 0.66

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.75 AU - 0.99 AU

Year: 292 Days

Day: 20.9 Hours

Environment

Temp: 112 °C

Axial Tilt: 38.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 113,393,687 km

• M1: 26,180 km (0.103 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.1

Radius: 1.57

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.87 AU - 3.05 AU

Year: 1833 Days

Day: 40.4 Hours

Environment

Temp: -89 °C

Axial Tilt: 32 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 113,393,687 km

• M1: 136,583 km (0.075 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.39

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.29 AU - 5.27 AU

Year: 3187 Days

Day: 20.8 Hours

Environment

Temp: -121 °C

Axial Tilt: 36.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.06 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.7

Radius: 11.1

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 4.62 AU - 7.04 AU

Year: 5066 Days

Day: 6.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 6.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 113,393,687 km

• M1: 138,378 km (0.101 R)
• M2: 673,938 km (0.073 R)
• M3: 1,019,061 km (0.078 R)
• M4: 1,602,044 km (0.042 R)
• M5: 2,163,784 km (0.118 R)
• M6: 2,588,492 km (0.065 R)
• M7: 3,137,217 km (0.039 R)
• M8: 4,167,647 km (0.105 R)
• M9: 4,830,665 km (0.097 R)
• M10: 5,360,541 km (0.06 R)
• M11: 6,885,840 km (0.12 R)
• M12: 7,308,754 km (0.11 R)
• M13: 8,140,219 km (0.108 R)
• M14: 8,717,218 km (0.062 R)
• M15: 10,106,084 km (0.06 R)
• M16: 10,653,164 km (0.07 R)
• M17: 12,770,123 km (0.093 R)
• M18: 15,003,021 km (0.066 R)
• M19: 15,561,021 km (0.113 R)
• M20: 19,741,982 km (0.104 R)
• M21: 20,721,998 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 14.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 117.7

Radius: 7.5

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 12.98 AU - 16.12 AU

Year: 19974 Days

Day: 17 Hours

Environment

Temp: -197 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 113,393,687 km

• M1: 93,648 km (0.104 R)
• M2: 347,516 km (0.104 R)
• M3: 1,313,469 km (0.059 R)
• M4: 1,901,389 km (0.083 R)
• M5: 5,054,613 km (0.072 R)
• M6: 6,022,810 km (0.114 R)
• M7: 6,587,243 km (0.117 R)
• M8: 8,798,449 km (0.079 R)
• M9: 9,339,545 km (0.083 R)
• M10: 9,618,245 km (0.067 R)
• M11: 9,902,631 km (0.099 R)
• M12: 12,494,863 km (0.096 R)
• M13: 13,946,860 km (0.113 R)
• M14: 14,620,050 km (0.027 R)
• M15: 16,498,551 km (0.107 R)
• M16: 24,119,066 km (0.104 R)
• M17: 26,916,397 km (0.063 R)
• M18: 39,784,207 km (0.05 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 837

Radius: 4

Gravity: 52.31 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 19.31 AU - 21.29 AU

Year: 32917 Days

Day: 21 Hours

Environment

Temp: -207 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 113,393,687 km

• M1: 52,509 km (0.099 R)
• M2: 255,513 km (0.091 R)
• M3: 997,967 km (0.075 R)
• M4: 1,224,010 km (0.092 R)
• M5: 1,996,234 km (0.062 R)
• M6: 2,207,167 km (0.098 R)
• M7: 2,646,087 km (0.096 R)
• M8: 3,361,464 km (0.114 R)
• M9: 3,525,423 km (0.109 R)
• M10: 4,951,091 km (0.112 R)
• M11: 6,026,849 km (0.048 R)
• M12: 6,220,130 km (0.061 R)
• M13: 7,691,275 km (0.105 R)
• M14: 8,689,392 km (0.046 R)
• M15: 9,251,282 km (0.11 R)
• M16: 9,508,740 km (0.045 R)
• M17: 12,351,099 km (0.114 R)
• M18: 13,713,786 km (0.099 R)
• M19: 13,880,438 km (0.078 R)
• M20: 14,733,894 km (0.114 R)
• M21: 17,503,699 km (0.027 R)
• M22: 18,196,487 km (0.056 R)
• M23: 22,741,420 km (0.105 R)
• M24: 33,381,867 km (0.093 R)
• M25: 33,683,606 km (0.046 R)
• M26: 34,445,658 km (0.086 R)
• M27: 36,640,408 km (0.088 R)
• M28: 47,485,207 km (0.03 R)
• M29: 50,594,748 km (0.076 R)
• M30: 59,618,491 km (0.101 R)
• M31: 60,285,399 km (0.046 R)
• M32: 62,772,912 km (0.105 R)
• M33: 67,229,133 km (0.076 R)
• M34: 80,493,528 km (0.106 R)
• M35: 100,016,200 km (0.04 R)
• M36: 100,957,320 km (0.104 R)
• M37: 101,904,274 km (0.107 R)
• M38: 110,360,892 km (0.098 R)
• M39: 112,038,932 km (0.082 R)

Kuiper Belt

Range: 30.5 - 45.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 199 - 11,576 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit