🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.88 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.6

Radius: 1.21

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.42 AU - 2.08 AU

Year: 1033 Days

Day: 28.8 Hours

Environment

Temp: -122 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 1.81 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.06

Radius: 1.02

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 1.69 AU - 1.93 AU

Year: 1087 Days

Day: 38.4 Hours

Environment

Temp: -116 °C

Axial Tilt: 24.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.21 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.08 AU - 2.34 AU

Year: 1466 Days

Day: 17.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 34.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.67 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 9.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 451.4

Radius: 11

Gravity: 3.73 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 8.78 AU - 9.46 AU

Year: 12290 Days

Day: 7.2 Hours

Environment

Temp: -201 °C

Axial Tilt: 7.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 77,794,377 km

• M1: 224,397 km (0.114 R)
• M2: 654,341 km (0.068 R)
• M3: 873,502 km (0.098 R)
• M4: 964,457 km (0.106 R)
• M5: 1,136,645 km (0.06 R)
• M6: 1,216,530 km (0.114 R)
• M7: 1,340,397 km (0.094 R)
• M8: 1,623,286 km (0.093 R)
• M9: 1,830,480 km (0.029 R)
• M10: 2,071,183 km (0.101 R)
• M11: 2,530,149 km (0.046 R)
• M12: 2,663,440 km (0.045 R)
• M13: 2,964,731 km (0.082 R)
• M14: 3,306,263 km (0.089 R)
• M15: 3,872,640 km (0.114 R)
• M16: 4,246,036 km (0.089 R)
• M17: 5,332,117 km (0.079 R)
• M18: 5,435,040 km (0.107 R)
• M19: 5,607,975 km (0.071 R)
• M20: 5,994,835 km (0.086 R)
• M21: 6,101,948 km (0.114 R)
• M22: 6,317,967 km (0.072 R)
• M23: 6,463,376 km (0.117 R)
• M24: 6,981,284 km (0.084 R)
• M25: 7,435,762 km (0.065 R)
• M26: 8,413,384 km (0.029 R)
• M27: 9,265,643 km (0.117 R)
• M28: 10,230,550 km (0.08 R)
• M29: 11,271,302 km (0.118 R)
• M30: 11,447,977 km (0.09 R)
• M31: 11,625,699 km (0.107 R)
• M32: 12,987,190 km (0.034 R)
• M33: 13,733,833 km (0.116 R)
• M34: 13,875,352 km (0.117 R)
• M35: 13,969,898 km (0.119 R)
• M36: 14,302,903 km (0.116 R)
• M37: 14,494,388 km (0.061 R)
• M38: 14,831,432 km (0.073 R)
• M39: 15,415,313 km (0.08 R)
• M40: 16,857,137 km (0.086 R)
• M41: 18,289,836 km (0.066 R)
• M42: 18,497,777 km (0.118 R)
• M43: 20,028,013 km (0.101 R)
• M44: 20,242,237 km (0.107 R)
• M45: 20,619,075 km (0.08 R)
• M46: 20,998,305 km (0.1 R)
• M47: 21,598,641 km (0.047 R)
• M48: 21,928,505 km (0.073 R)
• M49: 23,602,954 km (0.115 R)
• M50: 24,113,382 km (0.098 R)
• M51: 24,971,924 km (0.06 R)
• M52: 25,376,137 km (0.092 R)
• M53: 25,608,014 km (0.078 R)
• M54: 25,724,251 km (0.079 R)
• M55: 27,191,807 km (0.058 R)
• M56: 27,845,998 km (0.117 R)
• M57: 28,085,205 km (0.071 R)
• M58: 30,023,395 km (0.059 R)
• M59: 30,699,577 km (0.112 R)
• M60: 30,946,863 km (0.093 R)
• M61: 31,443,079 km (0.055 R)
• M62: 31,629,777 km (0.068 R)
• M63: 32,129,733 km (0.119 R)
• M64: 33,137,275 km (0.104 R)
• M65: 33,454,273 km (0.091 R)
• M66: 35,961,383 km (0.112 R)
• M67: 37,007,222 km (0.073 R)
• M68: 37,270,365 km (0.089 R)
• M69: 37,600,078 km (0.098 R)
• M70: 37,732,173 km (0.071 R)
• M71: 39,128,969 km (0.109 R)
• M72: 39,329,879 km (0.118 R)
• M73: 39,867,384 km (0.118 R)
• M74: 42,110,305 km (0.117 R)
• M75: 42,316,151 km (0.103 R)
• M76: 43,005,049 km (0.115 R)
• M77: 43,766,951 km (0.067 R)
• M78: 45,515,302 km (0.103 R)
• M79: 45,585,762 km (0.104 R)

Planet 5 - Ice Giant

Semi-Major Axis: 13.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 638

Radius: 7.6

Gravity: 11.05 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 11.33 AU - 15.09 AU

Year: 21424 Days

Day: 15.5 Hours

Environment

Temp: -210 °C

Axial Tilt: 19 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 77,794,377 km

• M1: 160,818 km (0.082 R)
• M2: 282,142 km (0.09 R)
• M3: 348,114 km (0.056 R)
• M4: 518,656 km (0.072 R)
• M5: 861,085 km (0.106 R)
• M6: 1,151,904 km (0.087 R)
• M7: 1,564,495 km (0.084 R)
• M8: 2,814,086 km (0.109 R)
• M9: 2,890,680 km (0.06 R)
• M10: 4,429,144 km (0.092 R)
• M11: 4,518,454 km (0.103 R)
• M12: 6,077,713 km (0.053 R)
• M13: 6,327,392 km (0.1 R)
• M14: 6,940,144 km (0.049 R)
• M15: 7,518,490 km (0.083 R)
• M16: 8,498,057 km (0.083 R)
• M17: 8,553,557 km (0.081 R)
• M18: 9,459,522 km (0.102 R)
• M19: 10,041,009 km (0.069 R)
• M20: 10,395,556 km (0.059 R)
• M21: 11,056,180 km (0.049 R)
• M22: 11,545,066 km (0.085 R)
• M23: 11,978,750 km (0.076 R)
• M24: 12,041,133 km (0.086 R)
• M25: 12,228,878 km (0.076 R)
• M26: 12,925,854 km (0.091 R)
• M27: 13,440,770 km (0.081 R)
• M28: 14,757,232 km (0.119 R)
• M29: 15,227,717 km (0.11 R)
• M30: 17,581,789 km (0.068 R)
• M31: 17,866,175 km (0.051 R)
• M32: 18,008,891 km (0.075 R)
• M33: 18,583,646 km (0.04 R)
• M34: 19,530,451 km (0.113 R)
• M35: 20,492,964 km (0.101 R)
• M36: 21,774,718 km (0.1 R)
• M37: 24,099,170 km (0.11 R)
• M38: 27,154,557 km (0.111 R)
• M39: 27,236,536 km (0.119 R)
• M40: 27,400,944 km (0.115 R)
• M41: 27,483,223 km (0.12 R)
• M42: 27,565,502 km (0.109 R)
• M43: 28,061,569 km (0.115 R)
• M44: 29,146,153 km (0.069 R)
• M45: 30,499,864 km (0.111 R)
• M46: 30,585,285 km (0.11 R)
• M47: 30,670,555 km (0.069 R)
• M48: 33,796,253 km (0.103 R)
• M49: 34,949,653 km (0.115 R)
• M50: 35,307,192 km (0.117 R)
• M51: 35,845,595 km (0.109 R)
• M52: 36,477,346 km (0.082 R)
• M53: 38,302,291 km (0.066 R)
• M54: 39,040,706 km (0.07 R)
• M55: 39,133,307 km (0.092 R)
• M56: 41,756,206 km (0.074 R)
• M57: 42,897,489 km (0.098 R)
• M58: 45,697,961 km (0.072 R)
• M59: 46,088,860 km (0.077 R)
• M60: 47,663,378 km (0.076 R)
• M61: 48,059,812 km (0.118 R)
• M62: 49,355,629 km (0.102 R)
• M63: 51,168,904 km (0.052 R)
• M64: 51,473,187 km (0.072 R)
• M65: 52,594,123 km (0.08 R)
• M66: 53,311,744 km (0.108 R)
• M67: 53,414,518 km (0.081 R)
• M68: 55,587,726 km (0.091 R)
• M69: 57,052,738 km (0.078 R)
• M70: 60,234,236 km (0.119 R)
• M71: 62,495,408 km (0.087 R)
• M72: 63,037,850 km (0.103 R)
• M73: 63,909,108 km (0.11 R)
• M74: 66,214,860 km (0.054 R)
• M75: 67,989,839 km (0.065 R)
• M76: 68,659,439 km (0.108 R)
• M77: 71,359,830 km (0.115 R)
• M78: 76,284,143 km (0.104 R)
• M79: 76,979,923 km (0.08 R)
• M80: 77,212,398 km (0.084 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 243 - 17,716 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit