🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.82

Radius: 1.27

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 0.5 AU - 0.56 AU

Year: 142 Days

Day: 18.9 Hours

Environment

Temp: 237 °C

Axial Tilt: 35.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 0.48 AU - 0.64 AU

Year: 154 Days

Day: 29.2 Hours

Environment

Temp: 187 °C

Axial Tilt: 41.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.93

Radius: 1.3

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 0.59 AU - 0.95 AU

Year: 248 Days

Day: 42.8 Hours

Environment

Temp: 96 °C

Axial Tilt: 34.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 61,941,983 km

• M1: 310,864 km (0.114 R)
• M2: 505,342 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.96 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.3

Radius: 0.62

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 0.76 AU - 1.16 AU

Year: 345 Days

Day: 44.6 Hours

Environment

Temp: 48 °C

Axial Tilt: 23.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 61,941,983 km

• M1: 113,096 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 305.6

Radius: 14.2

Gravity: 1.52 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 9.69 AU - 14.69 AU

Year: 15623 Days

Day: 8.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 39.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 61,941,983 km

• M1: 178,171 km (0.108 R)
• M2: 295,306 km (0.103 R)
• M3: 457,919 km (0.101 R)
• M4: 677,230 km (0.117 R)
• M5: 880,832 km (0.088 R)
• M6: 1,330,374 km (0.102 R)
• M7: 1,638,246 km (0.108 R)
• M8: 1,730,399 km (0.093 R)
• M9: 1,993,840 km (0.09 R)
• M10: 2,143,139 km (0.099 R)
• M11: 2,296,327 km (0.1 R)
• M12: 2,453,255 km (0.116 R)
• M13: 2,641,001 km (0.073 R)
• M14: 2,833,832 km (0.104 R)
• M15: 3,175,215 km (0.117 R)
• M16: 3,773,905 km (0.085 R)
• M17: 3,929,188 km (0.087 R)
• M18: 4,538,650 km (0.082 R)
• M19: 4,737,465 km (0.09 R)
• M20: 4,905,314 km (0.058 R)
• M21: 5,845,986 km (0.087 R)
• M22: 5,953,995 km (0.104 R)
• M23: 6,318,864 km (0.036 R)
• M24: 7,224,231 km (0.061 R)
• M25: 7,692,173 km (0.078 R)
• M26: 8,089,804 km (0.074 R)
• M27: 8,210,380 km (0.071 R)
• M28: 8,781,245 km (0.09 R)
• M29: 9,029,877 km (0.081 R)
• M30: 10,090,676 km (0.083 R)
• M31: 10,569,987 km (0.109 R)
• M32: 10,967,768 km (0.09 R)
• M33: 11,101,359 km (0.027 R)
• M34: 11,280,577 km (0.094 R)
• M35: 11,370,485 km (0.086 R)
• M36: 11,505,722 km (0.058 R)
• M37: 11,960,649 km (0.097 R)
• M38: 12,982,402 km (0.08 R)
• M39: 13,360,885 km (0.12 R)
• M40: 15,207,970 km (0.031 R)
• M41: 15,307,453 km (0.065 R)
• M42: 15,506,866 km (0.105 R)
• M43: 15,607,097 km (0.052 R)
• M44: 15,959,101 km (0.099 R)
• M45: 16,212,071 km (0.067 R)
• M46: 16,979,209 km (0.084 R)
• M47: 17,445,206 km (0.104 R)
• M48: 17,968,051 km (0.085 R)
• M49: 18,602,196 km (0.106 R)
• M50: 19,028,999 km (0.087 R)
• M51: 19,405,088 km (0.115 R)
• M52: 20,878,926 km (0.06 R)
• M53: 21,378,284 km (0.094 R)
• M54: 21,489,734 km (0.097 R)
• M55: 22,219,173 km (0.118 R)
• M56: 23,587,096 km (0.119 R)
• M57: 25,335,147 km (0.105 R)
• M58: 26,046,036 km (0.106 R)
• M59: 26,823,497 km (0.077 R)
• M60: 28,401,455 km (0.108 R)
• M61: 28,769,915 km (0.11 R)
• M62: 29,139,870 km (0.075 R)
• M63: 30,134,247 km (0.09 R)
• M64: 30,259,311 km (0.11 R)
• M65: 31,583,252 km (0.088 R)
• M66: 32,412,174 km (0.085 R)
• M67: 33,054,697 km (0.102 R)
• M68: 33,312,903 km (0.119 R)
• M69: 35,139,044 km (0.073 R)
• M70: 35,732,947 km (0.105 R)
• M71: 36,997,648 km (0.084 R)
• M72: 37,332,897 km (0.085 R)
• M73: 37,534,555 km (0.068 R)
• M74: 38,074,004 km (0.06 R)
• M75: 38,209,241 km (0.096 R)
• M76: 40,809,551 km (0.098 R)
• M77: 41,156,020 km (0.112 R)
• M78: 43,113,807 km (0.111 R)
• M79: 43,608,079 km (0.093 R)
• M80: 44,246,263 km (0.116 R)
• M81: 44,530,798 km (0.072 R)
• M82: 44,816,081 km (0.086 R)
• M83: 46,395,685 km (0.12 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.26 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 308.7

Radius: 3.9

Gravity: 20.3 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 11.73 AU - 18.79 AU

Year: 21883 Days

Day: 17.6 Hours

Environment

Temp: -202 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 61,941,983 km

• M1: 54,005 km (0.119 R)
• M2: 92,751 km (0.114 R)
• M3: 162,164 km (0.111 R)
• M4: 197,918 km (0.101 R)
• M5: 264,339 km (0.045 R)
• M6: 489,035 km (0.063 R)
• M7: 562,338 km (0.075 R)
• M8: 619,784 km (0.057 R)
• M9: 958,174 km (0.074 R)
• M10: 1,194,838 km (0.092 R)
• M11: 1,422,825 km (0.075 R)
• M12: 1,860,848 km (0.07 R)
• M13: 1,918,293 km (0.115 R)
• M14: 1,976,487 km (0.051 R)
• M15: 2,245,314 km (0.092 R)
• M16: 2,816,778 km (0.093 R)
• M17: 3,290,704 km (0.097 R)
• M18: 5,093,807 km (0.113 R)
• M19: 5,378,193 km (0.113 R)
• M20: 5,419,183 km (0.074 R)
• M21: 5,625,927 km (0.087 R)
• M22: 5,667,665 km (0.12 R)
• M23: 5,962,223 km (0.093 R)
• M24: 6,261,868 km (0.1 R)
• M25: 6,305,101 km (0.116 R)
• M26: 6,348,335 km (0.109 R)
• M27: 6,478,785 km (0.027 R)
• M28: 6,610,281 km (0.096 R)
• M29: 7,280,180 km (0.119 R)
• M30: 7,462,540 km (0.117 R)
• M31: 8,539,645 km (0.063 R)
• M32: 8,683,708 km (0.108 R)
• M33: 10,066,441 km (0.059 R)
• M34: 10,422,783 km (0.1 R)
• M35: 11,304,961 km (0.103 R)
• M36: 13,029,526 km (0.028 R)
• M37: 13,361,783 km (0.049 R)
• M38: 13,809,379 km (0.094 R)
• M39: 13,978,425 km (0.096 R)
• M40: 14,204,916 km (0.09 R)
• M41: 14,261,763 km (0.084 R)
• M42: 15,122,998 km (0.117 R)
• M43: 15,181,042 km (0.085 R)
• M44: 18,112,861 km (0.052 R)
• M45: 19,295,582 km (0.07 R)
• M46: 20,182,847 km (0.105 R)
• M47: 20,310,604 km (0.099 R)
• M48: 20,631,342 km (0.068 R)
• M49: 24,268,515 km (0.111 R)
• M50: 24,677,216 km (0.111 R)
• M51: 24,950,830 km (0.111 R)
• M52: 25,019,346 km (0.063 R)
• M53: 26,264,300 km (0.119 R)
• M54: 29,391,194 km (0.091 R)
• M55: 29,536,155 km (0.066 R)
• M56: 31,515,335 km (0.066 R)
• M57: 32,333,934 km (0.111 R)
• M58: 32,783,476 km (0.044 R)
• M59: 33,008,920 km (0.113 R)
• M60: 33,992,077 km (0.067 R)
• M61: 36,064,456 km (0.094 R)
• M62: 36,297,231 km (0.059 R)
• M63: 36,530,454 km (0.065 R)
• M64: 37,154,875 km (0.065 R)
• M65: 37,940,563 km (0.05 R)
• M66: 40,490,908 km (0.116 R)
• M67: 42,112,848 km (0.059 R)
• M68: 46,850,313 km (0.06 R)
• M69: 48,039,317 km (0.072 R)
• M70: 48,295,429 km (0.091 R)
• M71: 50,014,458 km (0.056 R)
• M72: 52,278,771 km (0.088 R)
• M73: 53,335,082 km (0.093 R)
• M74: 54,131,990 km (0.113 R)
• M75: 55,916,842 km (0.115 R)
• M76: 56,006,451 km (0.039 R)
• M77: 57,811,499 km (0.108 R)
• M78: 58,447,738 km (0.076 R)
• M79: 58,903,713 km (0.086 R)
• M80: 60,923,583 km (0.105 R)
• M81: 61,756,395 km (0.092 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 524 - 13,949 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit