🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.61

Radius: 1.21

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.78 AU - 1.22 AU

Year: 381 Days

Day: 39.3 Hours

Environment

Temp: 10 °C

Axial Tilt: 6.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.57

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 1.36 AU - 1.36 AU

Year: 604 Days

Day: 40.6 Hours

Environment

Temp: -39 °C

Axial Tilt: 40 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 6.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 733.2

Radius: 11

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 5.91 AU - 7.09 AU

Year: 6311 Days

Day: 12.2 Hours

Environment

Temp: -153 °C

Axial Tilt: 23.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 78,666,983 km

• M1: 153,487 km (0.111 R)
• M2: 296,204 km (0.034 R)
• M3: 746,194 km (0.104 R)
• M4: 904,618 km (0.051 R)
• M5: 1,222,514 km (0.087 R)
• M6: 1,447,808 km (0.111 R)
• M7: 1,821,204 km (0.045 R)
• M8: 1,959,134 km (0.12 R)
• M9: 2,059,813 km (0.111 R)
• M10: 2,567,399 km (0.057 R)
• M11: 2,904,143 km (0.105 R)
• M12: 3,669,486 km (0.112 R)
• M13: 3,794,550 km (0.08 R)
• M14: 3,946,691 km (0.096 R)
• M15: 4,049,166 km (0.114 R)
• M16: 4,548,224 km (0.12 R)
• M17: 4,709,939 km (0.113 R)
• M18: 4,873,599 km (0.118 R)
• M19: 5,039,204 km (0.092 R)
• M20: 5,122,680 km (0.104 R)
• M21: 5,749,046 km (0.103 R)
• M22: 6,764,367 km (0.083 R)
• M23: 6,856,669 km (0.117 R)
• M24: 7,198,500 km (0.102 R)
• M25: 7,770,113 km (0.091 R)
• M26: 8,356,238 km (0.114 R)
• M27: 8,588,115 km (0.043 R)
• M28: 9,024,342 km (0.1 R)
• M29: 9,160,027 km (0.031 R)
• M30: 9,779,063 km (0.114 R)
• M31: 10,163,979 km (0.059 R)
• M32: 10,376,108 km (0.058 R)
• M33: 10,661,242 km (0.112 R)
• M34: 10,912,716 km (0.097 R)
• M35: 11,385,146 km (0.098 R)
• M36: 11,531,901 km (0.111 R)
• M37: 11,753,157 km (0.103 R)
• M38: 12,652,240 km (0.041 R)
• M39: 12,804,231 km (0.05 R)
• M40: 14,160,037 km (0.064 R)
• M41: 14,436,793 km (0.109 R)
• M42: 14,755,137 km (0.1 R)
• M43: 15,156,359 km (0.064 R)
• M44: 15,479,939 km (0.051 R)
• M45: 16,257,549 km (0.115 R)
• M46: 16,713,523 km (0.061 R)
• M47: 16,796,999 km (0.074 R)
• M48: 17,342,283 km (0.045 R)
• M49: 17,511,179 km (0.109 R)
• M50: 17,893,401 km (0.081 R)
• M51: 18,493,289 km (0.09 R)
• M52: 18,709,159 km (0.11 R)
• M53: 18,839,009 km (0.054 R)
• M54: 18,969,309 km (0.101 R)
• M55: 19,056,226 km (0.068 R)
• M56: 20,021,880 km (0.089 R)
• M57: 20,332,445 km (0.065 R)
• M58: 22,735,436 km (0.088 R)
• M59: 23,852,782 km (0.046 R)
• M60: 23,993,703 km (0.097 R)
• M61: 24,750,070 km (0.099 R)
• M62: 24,940,359 km (0.077 R)
• M63: 25,178,967 km (0.104 R)
• M64: 26,772,484 km (0.086 R)
• M65: 27,754,145 km (0.092 R)
• M66: 27,951,764 km (0.106 R)
• M67: 28,298,980 km (0.04 R)
• M68: 29,198,213 km (0.078 R)
• M69: 29,349,008 km (0.073 R)
• M70: 29,500,102 km (0.091 R)
• M71: 32,470,966 km (0.089 R)
• M72: 32,992,763 km (0.091 R)
• M73: 33,675,229 km (0.116 R)
• M74: 33,938,970 km (0.103 R)
• M75: 34,309,374 km (0.078 R)
• M76: 34,468,546 km (0.06 R)
• M77: 34,627,868 km (0.045 R)
• M78: 34,840,895 km (0.114 R)
• M79: 35,214,441 km (0.119 R)
• M80: 35,321,553 km (0.064 R)
• M81: 35,428,516 km (0.092 R)
• M82: 35,589,483 km (0.116 R)
• M83: 35,804,306 km (0.095 R)

Planet 4 - Ice Giant

Semi-Major Axis: 14.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 635.1

Radius: 5.3

Gravity: 22.61 G

Time & Orbit

Eccentricity (e): 0.065

Orbit Range: 13.9 AU - 15.84 AU

Year: 21835 Days

Day: 17.3 Hours

Environment

Temp: -196 °C

Axial Tilt: 0.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 78,666,983 km

• M1: 68,366 km (0.117 R)
• M2: 144,512 km (0.095 R)
• M3: 474,375 km (0.054 R)
• M4: 1,079,797 km (0.087 R)
• M5: 2,013,737 km (0.109 R)
• M6: 2,188,168 km (0.117 R)
• M7: 2,740,184 km (0.025 R)
• M8: 2,816,928 km (0.106 R)
• M9: 3,131,233 km (0.117 R)
• M10: 3,171,325 km (0.093 R)
• M11: 3,964,643 km (0.079 R)
• M12: 4,495,865 km (0.061 R)
• M13: 4,632,148 km (0.099 R)
• M14: 4,816,154 km (0.12 R)
• M15: 6,524,262 km (0.058 R)
• M16: 7,308,155 km (0.104 R)
• M17: 7,901,760 km (0.065 R)
• M18: 9,307,531 km (0.098 R)
• M19: 9,773,378 km (0.098 R)
• M20: 9,891,112 km (0.067 R)
• M21: 10,910,023 km (0.07 R)
• M22: 11,711,569 km (0.043 R)
• M23: 12,341,076 km (0.119 R)
• M24: 15,238,039 km (0.051 R)
• M25: 15,717,500 km (0.11 R)
• M26: 17,327,473 km (0.095 R)
• M27: 18,115,853 km (0.107 R)
• M28: 18,188,109 km (0.102 R)
• M29: 18,405,475 km (0.115 R)
• M30: 19,430,968 km (0.077 R)
• M31: 20,025,171 km (0.034 R)
• M32: 22,928,566 km (0.119 R)
• M33: 23,320,214 km (0.117 R)
• M34: 23,398,753 km (0.088 R)
• M35: 23,635,117 km (0.112 R)
• M36: 24,269,263 km (0.111 R)
• M37: 24,348,998 km (0.064 R)
• M38: 24,908,943 km (0.101 R)
• M39: 26,696,638 km (0.108 R)
• M40: 27,439,840 km (0.08 R)
• M41: 27,522,717 km (0.113 R)
• M42: 27,772,246 km (0.095 R)
• M43: 28,441,248 km (0.037 R)
• M44: 28,693,470 km (0.111 R)
• M45: 29,880,230 km (0.054 R)
• M46: 29,965,650 km (0.119 R)
• M47: 30,051,071 km (0.086 R)
• M48: 30,910,211 km (0.034 R)
• M49: 31,256,231 km (0.052 R)
• M50: 32,039,226 km (0.079 R)
• M51: 32,389,285 km (0.101 R)
• M52: 33,004,881 km (0.055 R)
• M53: 33,181,556 km (0.06 R)
• M54: 33,269,968 km (0.082 R)
• M55: 33,713,227 km (0.115 R)
• M56: 35,054,820 km (0.064 R)
• M57: 37,513,461 km (0.109 R)
• M58: 37,605,614 km (0.037 R)
• M59: 38,530,876 km (0.081 R)
• M60: 39,183,123 km (0.091 R)
• M61: 39,463,769 km (0.103 R)
• M62: 39,838,960 km (0.117 R)
• M63: 40,027,005 km (0.049 R)
• M64: 42,306,577 km (0.12 R)
• M65: 43,558,861 km (0.087 R)
• M66: 43,752,590 km (0.116 R)
• M67: 44,238,185 km (0.087 R)
• M68: 46,494,719 km (0.05 R)
• M69: 47,686,864 km (0.107 R)
• M70: 48,186,521 km (0.086 R)
• M71: 48,889,033 km (0.09 R)
• M72: 49,291,900 km (0.051 R)
• M73: 50,202,652 km (0.033 R)
• M74: 50,507,383 km (0.086 R)
• M75: 51,016,763 km (0.111 R)
• M76: 51,220,965 km (0.09 R)
• M77: 51,323,140 km (0.117 R)
• M78: 52,246,009 km (0.077 R)
• M79: 52,348,932 km (0.025 R)
• M80: 52,967,669 km (0.119 R)
• M81: 54,108,353 km (0.11 R)
• M82: 54,629,402 km (0.072 R)
• M83: 54,838,391 km (0.092 R)
• M84: 57,791,004 km (0.067 R)
• M85: 60,470,750 km (0.064 R)
• M86: 60,794,929 km (0.111 R)
• M87: 62,097,777 km (0.113 R)
• M88: 62,643,360 km (0.101 R)
• M89: 67,064,875 km (0.097 R)
• M90: 67,961,116 km (0.111 R)
• M91: 71,700,015 km (0.116 R)
• M92: 72,386,969 km (0.098 R)
• M93: 73,076,166 km (0.082 R)
• M94: 73,767,458 km (0.071 R)
• M95: 75,621,574 km (0.063 R)
• M96: 78,195,854 km (0.042 R)
• M97: 78,313,588 km (0.111 R)
• M98: 78,549,055 km (0.105 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 552 - 15,654 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit