🌌 Stone's Star System Generator

Asteroid Belt

Center: 1.94 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.51

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 2.98 AU - 4.76 AU

Year: 2676 Days

Day: 29.6 Hours

Environment

Temp: -118 °C

Axial Tilt: 38.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 4.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.39

Radius: 0.69

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 3.82 AU - 4.3 AU

Year: 2875 Days

Day: 19.1 Hours

Environment

Temp: -108 °C

Axial Tilt: 18.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 4.62 AU - 4.74 AU

Year: 3558 Days

Day: 33.8 Hours

Environment

Temp: -129 °C

Axial Tilt: 41.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 25,851,931 km

• M1: 954,135 km (0.101 R)
• M2: 2,026,004 km (0.045 R)

Asteroid Belt

Center: 5.75 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 6.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.3

Radius: 8.6

Gravity: 1.5 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 5.63 AU - 8.01 AU

Year: 6260 Days

Day: 10.1 Hours

Environment

Temp: -143 °C

Axial Tilt: 43.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 25,851,931 km

• M1: 160,818 km (0.058 R)
• M2: 313,408 km (0.075 R)
• M3: 436,975 km (0.115 R)
• M4: 505,790 km (0.097 R)
• M5: 603,777 km (0.093 R)
• M6: 917,933 km (0.081 R)
• M7: 1,223,711 km (0.063 R)
• M8: 1,405,921 km (0.065 R)
• M9: 1,488,349 km (0.041 R)
• M10: 1,584,690 km (0.07 R)
• M11: 1,646,025 km (0.115 R)
• M12: 1,847,683 km (0.11 R)
• M13: 1,912,459 km (0.062 R)
• M14: 2,261,321 km (0.1 R)
• M15: 2,358,710 km (0.103 R)
• M16: 2,500,379 km (0.1 R)
• M17: 2,896,813 km (0.077 R)
• M18: 3,063,914 km (0.107 R)
• M19: 3,140,957 km (0.112 R)
• M20: 3,265,722 km (0.086 R)
• M21: 3,455,860 km (0.076 R)
• M22: 3,552,201 km (0.115 R)
• M23: 3,665,896 km (0.099 R)
• M24: 3,997,405 km (0.038 R)
• M25: 4,831,862 km (0.071 R)
• M26: 4,885,866 km (0.099 R)
• M27: 5,012,426 km (0.089 R)
• M28: 5,176,984 km (0.109 R)
• M29: 5,473,636 km (0.117 R)
• M30: 6,856,220 km (0.11 R)
• M31: 7,305,762 km (0.079 R)
• M32: 7,575,786 km (0.066 R)
• M33: 7,701,598 km (0.037 R)
• M34: 7,828,008 km (0.073 R)
• M35: 8,019,044 km (0.029 R)
• M36: 8,147,100 km (0.089 R)
• M37: 8,319,138 km (0.091 R)
• M38: 8,776,309 km (0.037 R)
• M39: 8,842,281 km (0.091 R)
• M40: 9,669,707 km (0.079 R)
• M41: 10,012,137 km (0.081 R)
• M42: 10,173,254 km (0.117 R)
• M43: 10,850,184 km (0.052 R)
• M44: 11,325,456 km (0.109 R)
• M45: 11,734,906 km (0.1 R)
• M46: 11,904,849 km (0.107 R)
• M47: 12,173,676 km (0.04 R)
• M48: 12,321,180 km (0.062 R)
• M49: 12,667,499 km (0.11 R)
• M50: 13,243,451 km (0.056 R)
• M51: 14,188,012 km (0.029 R)
• M52: 14,890,822 km (0.086 R)
• M53: 15,048,648 km (0.054 R)
• M54: 15,578,374 km (0.118 R)
• M55: 15,899,262 km (0.088 R)
• M56: 16,033,601 km (0.068 R)
• M57: 16,141,311 km (0.032 R)
• M58: 16,384,557 km (0.049 R)
• M59: 16,574,696 km (0.112 R)
• M60: 16,629,150 km (0.106 R)
• M61: 16,765,433 km (0.111 R)
• M62: 16,874,789 km (0.105 R)
• M63: 17,369,809 km (0.091 R)
• M64: 17,730,340 km (0.108 R)
• M65: 17,813,965 km (0.068 R)
• M66: 18,684,924 km (0.069 R)
• M67: 18,911,864 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 171.2

Radius: 14

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 7.96 AU - 8 AU

Year: 7923 Days

Day: 14.8 Hours

Environment

Temp: -158 °C

Axial Tilt: 81.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 25,851,931 km

• M1: 176,376 km (0.077 R)
• M2: 281,693 km (0.036 R)
• M3: 560,992 km (0.113 R)
• M4: 701,464 km (0.11 R)
• M5: 1,228,199 km (0.117 R)
• M6: 1,391,559 km (0.101 R)
• M7: 1,606,532 km (0.092 R)
• M8: 1,832,873 km (0.052 R)
• M9: 2,522,669 km (0.058 R)
• M10: 3,006,468 km (0.034 R)
• M11: 3,231,015 km (0.107 R)
• M12: 3,345,457 km (0.081 R)
• M13: 3,716,759 km (0.104 R)
• M14: 3,816,690 km (0.074 R)
• M15: 4,142,814 km (0.114 R)
• M16: 4,309,316 km (0.116 R)
• M17: 4,435,726 km (0.093 R)
• M18: 4,778,754 km (0.104 R)
• M19: 4,865,970 km (0.043 R)
• M20: 5,197,628 km (0.088 R)
• M21: 5,490,990 km (0.052 R)
• M22: 5,766,848 km (0.052 R)
• M23: 6,117,955 km (0.079 R)
• M24: 6,500,327 km (0.108 R)
• M25: 7,088,695 km (0.087 R)
• M26: 7,188,327 km (0.099 R)
• M27: 7,490,365 km (0.062 R)
• M28: 7,822,323 km (0.068 R)
• M29: 8,527,228 km (0.033 R)
• M30: 8,820,290 km (0.085 R)
• M31: 9,389,062 km (0.065 R)
• M32: 9,498,866 km (0.034 R)
• M33: 10,363,542 km (0.065 R)
• M34: 10,505,361 km (0.105 R)
• M35: 11,195,306 km (0.112 R)
• M36: 11,370,037 km (0.094 R)
• M37: 11,545,664 km (0.107 R)
• M38: 11,663,398 km (0.049 R)
• M39: 11,811,051 km (0.094 R)
• M40: 11,959,153 km (0.113 R)
• M41: 12,892,195 km (0.077 R)
• M42: 12,983,599 km (0.055 R)
• M43: 13,228,790 km (0.085 R)
• M44: 13,444,660 km (0.04 R)
• M45: 13,568,377 km (0.107 R)
• M46: 14,572,777 km (0.07 R)
• M47: 14,668,071 km (0.115 R)
• M48: 15,894,475 km (0.102 R)
• M49: 16,420,610 km (0.115 R)
• M50: 16,818,989 km (0.089 R)
• M51: 16,919,070 km (0.038 R)
• M52: 17,019,451 km (0.044 R)
• M53: 18,893,313 km (0.097 R)
• M54: 18,997,284 km (0.075 R)
• M55: 19,450,566 km (0.071 R)
• M56: 20,510,317 km (0.032 R)
• M57: 20,724,391 km (0.089 R)
• M58: 20,831,803 km (0.091 R)
• M59: 22,098,149 km (0.104 R)
• M60: 22,981,075 km (0.066 R)
• M61: 23,950,320 km (0.109 R)
• M62: 24,289,009 km (0.097 R)
• M63: 24,477,952 km (0.054 R)
• M64: 24,781,037 km (0.119 R)
• M65: 25,238,208 km (0.065 R)

Kuiper Belt

Range: 31.2 - 51.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 343 - 10,765 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit