🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 0.6 AU - 0.6 AU

Year: 176 Days

Day: 17.7 Hours

Environment

Temp: 140 °C

Axial Tilt: 15.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 89,931,435 km

• M1: 176,974 km (0.092 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.58 AU - 2.32 AU

Year: 1031 Days

Day: 47.3 Hours

Environment

Temp: -67 °C

Axial Tilt: 6.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.23 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.62

Radius: 1.67

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.48 AU - 3.98 AU

Year: 2199 Days

Day: 28.3 Hours

Environment

Temp: -124 °C

Axial Tilt: 17.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.19

Radius: 1.37

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 2.85 AU - 4.15 AU

Year: 2480 Days

Day: 17.1 Hours

Environment

Temp: -124 °C

Axial Tilt: 2.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.32

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 3.17 AU - 4.65 AU

Year: 2928 Days

Day: 18.7 Hours

Environment

Temp: -127 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 89,931,435 km

• M1: 86,019 km (0.107 R)
• M2: 317,147 km (0.084 R)

Asteroid Belt

Center: 4.6 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 5.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 720.3

Radius: 8.5

Gravity: 9.97 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 4.98 AU - 5.58 AU

Year: 4595 Days

Day: 10 Hours

Environment

Temp: -156 °C

Axial Tilt: 33.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 89,931,435 km

• M1: 139,126 km (0.111 R)
• M2: 579,542 km (0.108 R)
• M3: 848,070 km (0.063 R)
• M4: 1,399,488 km (0.109 R)
• M5: 1,692,550 km (0.104 R)
• M6: 2,776,237 km (0.113 R)
• M7: 3,166,089 km (0.089 R)
• M8: 6,637,658 km (0.095 R)
• M9: 7,651,333 km (0.043 R)
• M10: 8,960,314 km (0.054 R)
• M11: 10,676,501 km (0.054 R)
• M12: 12,951,585 km (0.075 R)
• M13: 14,202,223 km (0.115 R)
• M14: 19,018,228 km (0.076 R)
• M15: 20,219,349 km (0.118 R)
• M16: 21,470,286 km (0.074 R)
• M17: 21,755,121 km (0.062 R)
• M18: 22,332,419 km (0.028 R)
• M19: 23,142,791 km (0.084 R)
• M20: 24,279,435 km (0.099 R)
• M21: 25,611,903 km (0.028 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 334.1

Radius: 9.7

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 5.8 AU - 6.1 AU

Year: 5497 Days

Day: 7.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 16.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 89,931,435 km

• M1: 138,976 km (0.05 R)
• M2: 477,816 km (0.096 R)
• M3: 780,751 km (0.041 R)
• M4: 1,733,391 km (0.091 R)
• M5: 2,096,315 km (0.066 R)
• M6: 2,977,596 km (0.07 R)
• M7: 4,689,594 km (0.104 R)
• M8: 5,645,524 km (0.119 R)
• M9: 6,511,846 km (0.106 R)
• M10: 7,767,421 km (0.062 R)
• M11: 8,726,642 km (0.054 R)
• M12: 9,643,827 km (0.097 R)
• M13: 11,225,824 km (0.114 R)
• M14: 11,669,382 km (0.103 R)
• M15: 12,124,608 km (0.077 R)
• M16: 13,661,427 km (0.115 R)
• M17: 14,218,530 km (0.057 R)
• M18: 18,185,716 km (0.08 R)
• M19: 18,674,452 km (0.082 R)
• M20: 20,850,203 km (0.102 R)
• M21: 21,318,295 km (0.064 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.5 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 846.9

Radius: 7

Gravity: 17.28 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 15.07 AU - 15.93 AU

Year: 23112 Days

Day: 21.5 Hours

Environment

Temp: -200 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 89,931,435 km

• M1: 87,066 km (0.065 R)
• M2: 308,172 km (0.114 R)
• M3: 544,237 km (0.101 R)
• M4: 816,655 km (0.086 R)
• M5: 1,194,539 km (0.107 R)
• M6: 1,440,927 km (0.065 R)
• M7: 2,347,041 km (0.112 R)
• M8: 3,114,628 km (0.069 R)
• M9: 4,349,109 km (0.074 R)
• M10: 4,601,182 km (0.03 R)
• M11: 5,095,303 km (0.04 R)
• M12: 6,743,423 km (0.049 R)
• M13: 9,534,620 km (0.079 R)
• M14: 10,085,290 km (0.085 R)
• M15: 18,727,559 km (0.114 R)
• M16: 23,639,156 km (0.077 R)
• M17: 35,470,702 km (0.115 R)
• M18: 50,903,817 km (0.097 R)
• M19: 51,273,473 km (0.117 R)
• M20: 63,211,234 km (0.052 R)
• M21: 68,913,306 km (0.096 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 247 - 14,582 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit