🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 0.47 AU - 0.63 AU

Year: 148 Days

Day: 13.2 Hours

Environment

Temp: 213 °C

Axial Tilt: 10.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.68 AU - 2.56 AU

Year: 1122 Days

Day: 36.6 Hours

Environment

Temp: -80 °C

Axial Tilt: 29.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.47 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 6.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 489

Radius: 11.6

Gravity: 3.63 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 6.18 AU - 7.44 AU

Year: 6459 Days

Day: 9.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 26.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 87,962,849 km

• M1: 144,212 km (0.102 R)
• M2: 531,970 km (0.056 R)
• M3: 1,681,031 km (0.095 R)
• M4: 2,063,703 km (0.067 R)
• M5: 2,488,261 km (0.113 R)
• M6: 3,266,170 km (0.119 R)
• M7: 4,175,277 km (0.088 R)
• M8: 4,676,579 km (0.093 R)
• M9: 6,014,433 km (0.06 R)
• M10: 6,393,663 km (0.117 R)
• M11: 7,448,328 km (0.062 R)
• M12: 8,458,264 km (0.103 R)
• M13: 8,935,630 km (0.092 R)
• M14: 9,388,762 km (0.106 R)
• M15: 9,770,985 km (0.079 R)
• M16: 10,521,368 km (0.113 R)
• M17: 11,262,326 km (0.058 R)
• M18: 12,540,191 km (0.093 R)
• M19: 14,077,010 km (0.118 R)
• M20: 15,499,536 km (0.12 R)
• M21: 17,585,230 km (0.078 R)
• M22: 18,562,403 km (0.112 R)
• M23: 20,624,909 km (0.111 R)
• M24: 22,231,440 km (0.066 R)
• M25: 23,998,640 km (0.108 R)
• M26: 25,527,680 km (0.105 R)
• M27: 28,160,303 km (0.09 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.85 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 978.7

Radius: 5

Gravity: 39.15 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 12.59 AU - 17.11 AU

Year: 20798 Days

Day: 15 Hours

Environment

Temp: -187 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 87,962,849 km

• M1: 65,374 km (0.033 R)
• M2: 308,620 km (0.104 R)
• M3: 549,623 km (0.104 R)
• M4: 775,964 km (0.09 R)
• M5: 1,159,832 km (0.086 R)
• M6: 1,971,102 km (0.091 R)
• M7: 2,140,147 km (0.087 R)
• M8: 2,942,441 km (0.117 R)
• M9: 3,221,141 km (0.106 R)
• M10: 4,442,758 km (0.062 R)
• M11: 5,276,317 km (0.066 R)
• M12: 5,520,760 km (0.059 R)
• M13: 6,209,508 km (0.057 R)
• M14: 6,528,152 km (0.102 R)
• M15: 6,715,149 km (0.071 R)
• M16: 6,953,907 km (0.047 R)
• M17: 7,297,534 km (0.102 R)
• M18: 8,451,831 km (0.068 R)
• M19: 9,246,644 km (0.097 R)
• M20: 11,315,583 km (0.108 R)
• M21: 11,585,607 km (0.045 R)
• M22: 11,859,970 km (0.119 R)
• M23: 16,426,594 km (0.1 R)
• M24: 17,480,212 km (0.083 R)
• M25: 29,954,430 km (0.084 R)
• M26: 31,789,398 km (0.043 R)
• M27: 36,555,137 km (0.107 R)
• M28: 38,193,384 km (0.09 R)
• M29: 50,504,540 km (0.057 R)
• M30: 52,534,284 km (0.074 R)
• M31: 53,664,047 km (0.074 R)
• M32: 57,150,276 km (0.069 R)
• M33: 58,144,803 km (0.118 R)
• M34: 60,990,902 km (0.091 R)
• M35: 62,658,171 km (0.091 R)
• M36: 63,291,119 km (0.067 R)
• M37: 64,569,882 km (0.074 R)
• M38: 66,958,810 km (0.095 R)
• M39: 76,381,980 km (0.117 R)
• M40: 81,033,427 km (0.096 R)
• M41: 85,870,075 km (0.051 R)

Kuiper Belt

Range: 30.2 - 49.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 196 - 13,024 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit