🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.14

Radius: 1.36

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.56 AU - 0.62 AU

Year: 173 Days

Day: 19.9 Hours

Environment

Temp: 126 °C

Axial Tilt: 5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.42

Radius: 1.42

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.237

Orbit Range: 0.87 AU - 1.41 AU

Year: 464 Days

Day: 36.7 Hours

Environment

Temp: 3 °C

Axial Tilt: 35.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 50,931,904 km

• M1: 101,876 km (0.054 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.62

Radius: 1.21

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 1.65 AU - 2.51 AU

Year: 1142 Days

Day: 42 Hours

Environment

Temp: -92 °C

Axial Tilt: 31.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 50,931,904 km

• M1: 1,007,542 km (0.025 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.31 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.88

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.94 AU - 2.68 AU

Year: 1337 Days

Day: 38 Hours

Environment

Temp: -103 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 6.2 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 261.9

Radius: 14.6

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 4.68 AU - 7.72 AU

Year: 5879 Days

Day: 8.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 50,931,904 km

• M1: 230,680 km (0.106 R)
• M2: 347,067 km (0.063 R)
• M3: 494,122 km (0.065 R)
• M4: 601,832 km (0.069 R)
• M5: 982,559 km (0.101 R)
• M6: 1,278,314 km (0.1 R)
• M7: 1,410,409 km (0.055 R)
• M8: 1,505,703 km (0.076 R)
• M9: 2,001,320 km (0.06 R)
• M10: 2,141,194 km (0.115 R)
• M11: 2,252,196 km (0.115 R)
• M12: 2,430,816 km (0.114 R)
• M13: 2,530,298 km (0.1 R)
• M14: 2,959,794 km (0.105 R)
• M15: 3,066,457 km (0.084 R)
• M16: 3,524,825 km (0.044 R)
• M17: 3,676,218 km (0.08 R)
• M18: 3,771,811 km (0.118 R)
• M19: 4,465,646 km (0.11 R)
• M20: 4,588,615 km (0.115 R)
• M21: 4,733,576 km (0.079 R)
• M22: 4,880,182 km (0.112 R)
• M23: 4,985,648 km (0.108 R)
• M24: 5,415,742 km (0.063 R)
• M25: 5,701,773 km (0.096 R)
• M26: 6,038,069 km (0.096 R)
• M27: 6,266,056 km (0.117 R)
• M28: 6,543,261 km (0.048 R)
• M29: 7,014,345 km (0.109 R)
• M30: 7,302,321 km (0.052 R)
• M31: 7,521,033 km (0.103 R)
• M32: 7,643,404 km (0.102 R)
• M33: 7,741,690 km (0.09 R)
• M34: 8,089,505 km (0.114 R)
• M35: 8,417,124 km (0.088 R)
• M36: 8,877,886 km (0.118 R)
• M37: 9,059,198 km (0.067 R)
• M38: 9,373,204 km (0.081 R)
• M39: 9,797,464 km (0.107 R)
• M40: 10,065,693 km (0.069 R)
• M41: 10,554,878 km (0.071 R)
• M42: 10,940,840 km (0.066 R)
• M43: 11,163,442 km (0.101 R)
• M44: 11,275,192 km (0.096 R)
• M45: 11,471,913 km (0.102 R)
• M46: 12,097,531 km (0.093 R)
• M47: 13,115,545 km (0.115 R)
• M48: 13,470,989 km (0.093 R)
• M49: 13,799,656 km (0.05 R)
• M50: 14,525,804 km (0.116 R)
• M51: 15,326,601 km (0.109 R)
• M52: 15,952,369 km (0.074 R)
• M53: 16,300,184 km (0.101 R)
• M54: 16,395,478 km (0.103 R)
• M55: 16,682,407 km (0.055 R)
• M56: 16,842,626 km (0.107 R)
• M57: 17,261,350 km (0.042 R)
• M58: 17,390,902 km (0.114 R)
• M59: 17,683,665 km (0.099 R)
• M60: 17,814,264 km (0.08 R)
• M61: 18,472,195 km (0.033 R)
• M62: 19,406,584 km (0.099 R)
• M63: 19,507,562 km (0.048 R)
• M64: 19,710,267 km (0.083 R)
• M65: 20,117,473 km (0.114 R)
• M66: 20,424,896 km (0.074 R)
• M67: 20,630,594 km (0.12 R)
• M68: 21,599,838 km (0.076 R)
• M69: 22,513,283 km (0.07 R)
• M70: 22,654,802 km (0.117 R)
• M71: 22,796,771 km (0.118 R)
• M72: 23,010,247 km (0.045 R)
• M73: 23,690,618 km (0.029 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 269.6

Radius: 5.7

Gravity: 8.3 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 9.98 AU - 15.64 AU

Year: 17459 Days

Day: 15.6 Hours

Environment

Temp: -188 °C

Axial Tilt: 31.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 50,931,904 km

• M1: 83,775 km (0.103 R)
• M2: 129,552 km (0.082 R)
• M3: 225,594 km (0.069 R)
• M4: 418,276 km (0.117 R)
• M5: 875,148 km (0.054 R)
• M6: 1,115,551 km (0.119 R)
• M7: 1,157,588 km (0.094 R)
• M8: 1,243,458 km (0.108 R)
• M9: 1,444,068 km (0.104 R)
• M10: 2,106,338 km (0.117 R)
• M11: 2,185,176 km (0.104 R)
• M12: 2,763,821 km (0.106 R)
• M13: 2,821,266 km (0.084 R)
• M14: 3,085,007 km (0.11 R)
• M15: 3,541,879 km (0.06 R)
• M16: 3,987,382 km (0.063 R)
• M17: 4,283,137 km (0.074 R)
• M18: 6,088,334 km (0.103 R)
• M19: 6,466,667 km (0.112 R)
• M20: 7,365,601 km (0.118 R)
• M21: 7,646,994 km (0.078 R)
• M22: 8,470,082 km (0.057 R)
• M23: 9,105,574 km (0.079 R)
• M24: 9,581,444 km (0.093 R)
• M25: 10,243,265 km (0.081 R)
• M26: 10,467,213 km (0.076 R)
• M27: 11,102,705 km (0.092 R)
• M28: 11,564,215 km (0.107 R)
• M29: 11,703,939 km (0.031 R)
• M30: 11,844,112 km (0.107 R)
• M31: 12,126,403 km (0.068 R)
• M32: 12,173,527 km (0.116 R)
• M33: 13,034,462 km (0.113 R)
• M34: 13,179,872 km (0.031 R)
• M35: 13,865,329 km (0.078 R)
• M36: 14,814,228 km (0.049 R)
• M37: 14,965,921 km (0.077 R)
• M38: 16,094,337 km (0.099 R)
• M39: 16,198,308 km (0.103 R)
• M40: 16,459,057 km (0.088 R)
• M41: 18,106,877 km (0.103 R)
• M42: 18,813,428 km (0.104 R)
• M43: 18,922,934 km (0.109 R)
• M44: 18,977,836 km (0.109 R)
• M45: 19,473,604 km (0.101 R)
• M46: 19,528,955 km (0.116 R)
• M47: 21,043,334 km (0.114 R)
• M48: 21,213,876 km (0.07 R)
• M49: 21,958,424 km (0.092 R)
• M50: 22,711,500 km (0.081 R)
• M51: 22,944,873 km (0.085 R)
• M52: 23,120,501 km (0.06 R)
• M53: 24,005,073 km (0.081 R)
• M54: 24,123,853 km (0.112 R)
• M55: 25,564,331 km (0.094 R)
• M56: 25,746,392 km (0.061 R)
• M57: 27,032,634 km (0.12 R)
• M58: 27,590,186 km (0.058 R)
• M59: 27,964,031 km (0.115 R)
• M60: 28,214,158 km (0.069 R)
• M61: 29,985,996 km (0.096 R)
• M62: 30,885,378 km (0.116 R)
• M63: 31,403,286 km (0.068 R)
• M64: 31,989,261 km (0.038 R)
• M65: 32,842,118 km (0.101 R)
• M66: 33,436,919 km (0.068 R)
• M67: 33,968,740 km (0.112 R)
• M68: 34,436,233 km (0.053 R)
• M69: 34,570,273 km (0.112 R)
• M70: 35,648,275 km (0.105 R)
• M71: 35,716,043 km (0.084 R)
• M72: 35,987,413 km (0.093 R)
• M73: 36,191,465 km (0.11 R)
• M74: 37,217,257 km (0.109 R)
• M75: 38,044,683 km (0.102 R)
• M76: 38,252,624 km (0.05 R)
• M77: 38,738,967 km (0.071 R)
• M78: 38,878,243 km (0.112 R)
• M79: 40,634,073 km (0.116 R)
• M80: 40,846,502 km (0.067 R)
• M81: 41,486,033 km (0.118 R)
• M82: 42,200,512 km (0.085 R)
• M83: 42,559,248 km (0.11 R)
• M84: 42,991,137 km (0.059 R)
• M85: 44,077,068 km (0.031 R)
• M86: 47,016,816 km (0.111 R)
• M87: 48,360,204 km (0.075 R)
• M88: 49,489,220 km (0.095 R)
• M89: 50,094,941 km (0.084 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 456 - 17,147 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit