🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.14

Radius: 0.46

Gravity: 0.66 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.85 AU - 1.35 AU

Year: 404 Days

Day: 14.2 Hours

Environment

Temp: 156 °C

Axial Tilt: 6.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.07

Radius: 1.03

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 1.2 AU - 1.86 AU

Year: 662 Days

Day: 12.5 Hours

Environment

Temp: -15 °C

Axial Tilt: 6.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 55,233,252 km

• M1: 44,580 km (0.105 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.73 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.22

Radius: 1.38

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 1.41 AU - 2.05 AU

Year: 796 Days

Day: 31.9 Hours

Environment

Temp: -29 °C

Axial Tilt: 38.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 55,233,252 km

• M1: 66,421 km (0.078 R)
• M2: 146,606 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.9 AU - 2.14 AU

Year: 1004 Days

Day: 47.8 Hours

Environment

Temp: -43 °C

Axial Tilt: 19.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 3.31 AU - 4.03 AU

Year: 2460 Days

Day: 23.5 Hours

Environment

Temp: -106 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 7.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 704.6

Radius: 14

Gravity: 3.59 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 6.58 AU - 8.28 AU

Year: 7085 Days

Day: 11.2 Hours

Environment

Temp: -160 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,233,252 km

• M1: 177,423 km (0.079 R)
• M2: 621,878 km (0.097 R)
• M3: 1,270,984 km (0.095 R)
• M4: 2,569,343 km (0.091 R)
• M5: 3,479,796 km (0.115 R)
• M6: 4,072,952 km (0.076 R)
• M7: 5,433,544 km (0.101 R)
• M8: 6,303,007 km (0.109 R)
• M9: 6,969,166 km (0.085 R)
• M10: 8,076,340 km (0.102 R)
• M11: 9,430,650 km (0.098 R)
• M12: 11,895,125 km (0.05 R)
• M13: 12,859,583 km (0.081 R)
• M14: 17,514,919 km (0.099 R)
• M15: 19,481,682 km (0.072 R)
• M16: 22,460,774 km (0.075 R)
• M17: 24,693,373 km (0.078 R)
• M18: 28,174,365 km (0.116 R)
• M19: 29,021,837 km (0.114 R)
• M20: 29,692,634 km (0.074 R)
• M21: 30,767,794 km (0.078 R)
• M22: 35,546,399 km (0.106 R)
• M23: 36,758,441 km (0.098 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 689

Radius: 15

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.17

Orbit Range: 9.1 AU - 12.82 AU

Year: 12694 Days

Day: 13.6 Hours

Environment

Temp: -164 °C

Axial Tilt: 4.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,233,252 km

• M1: 188,793 km (0.098 R)
• M2: 663,018 km (0.11 R)
• M3: 1,219,073 km (0.1 R)
• M4: 2,166,776 km (0.118 R)
• M5: 3,265,871 km (0.089 R)
• M6: 4,139,672 km (0.12 R)
• M7: 5,901,935 km (0.109 R)
• M8: 7,243,379 km (0.107 R)
• M9: 7,807,064 km (0.099 R)
• M10: 9,072,213 km (0.058 R)
• M11: 14,966,369 km (0.098 R)
• M12: 18,302,851 km (0.063 R)
• M13: 24,626,801 km (0.11 R)
• M14: 27,228,907 km (0.066 R)
• M15: 27,749,657 km (0.092 R)
• M16: 33,924,908 km (0.061 R)
• M17: 35,261,415 km (0.042 R)
• M18: 36,632,629 km (0.119 R)
• M19: 45,616,729 km (0.056 R)
• M20: 47,394,251 km (0.113 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 654.7

Radius: 6.3

Gravity: 16.5 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 15.76 AU - 17.66 AU

Year: 23897 Days

Day: 20 Hours

Environment

Temp: -199 °C

Axial Tilt: 12.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 55,233,252 km

• M1: 84,224 km (0.069 R)
• M2: 430,243 km (0.104 R)
• M3: 752,926 km (0.102 R)
• M4: 2,092,425 km (0.058 R)
• M5: 3,219,945 km (0.076 R)
• M6: 3,451,073 km (0.075 R)
• M7: 4,078,038 km (0.087 R)
• M8: 4,280,294 km (0.111 R)
• M9: 4,704,853 km (0.072 R)
• M10: 5,847,033 km (0.07 R)
• M11: 6,192,155 km (0.051 R)
• M12: 7,408,685 km (0.095 R)
• M13: 7,864,510 km (0.111 R)
• M14: 8,178,665 km (0.073 R)
• M15: 8,555,801 km (0.11 R)
• M16: 8,832,258 km (0.1 R)
• M17: 9,519,960 km (0.106 R)
• M18: 10,058,811 km (0.109 R)
• M19: 10,872,773 km (0.119 R)
• M20: 14,259,968 km (0.105 R)
• M21: 15,775,395 km (0.037 R)
• M22: 17,045,181 km (0.112 R)
• M23: 19,500,232 km (0.099 R)
• M24: 21,565,431 km (0.082 R)
• M25: 29,372,046 km (0.106 R)
• M26: 31,548,994 km (0.088 R)
• M27: 32,475,903 km (0.063 R)
• M28: 33,284,629 km (0.032 R)
• M29: 35,365,236 km (0.092 R)
• M30: 35,934,306 km (0.044 R)
• M31: 38,123,073 km (0.057 R)
• M32: 44,226,666 km (0.092 R)
• M33: 49,165,490 km (0.073 R)
• M34: 51,676,191 km (0.063 R)
• M35: 56,176,843 km (0.079 R)
• M36: 59,919,931 km (0.109 R)
• M37: 65,733,903 km (0.095 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 334

Radius: 4.2

Gravity: 18.93 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 16.14 AU - 19.06 AU

Year: 25831 Days

Day: 22.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 55,233,252 km

• M1: 56,099 km (0.113 R)
• M2: 371,003 km (0.051 R)
• M3: 1,610,271 km (0.111 R)
• M4: 1,837,511 km (0.064 R)
• M5: 2,313,082 km (0.119 R)
• M6: 2,673,015 km (0.085 R)
• M7: 3,174,168 km (0.12 R)
• M8: 3,363,559 km (0.114 R)
• M9: 3,825,068 km (0.066 R)
• M10: 4,071,007 km (0.085 R)
• M11: 4,360,180 km (0.077 R)
• M12: 5,015,717 km (0.12 R)
• M13: 5,894,306 km (0.063 R)
• M14: 10,859,609 km (0.077 R)
• M15: 11,668,335 km (0.09 R)
• M16: 11,925,045 km (0.092 R)
• M17: 13,900,036 km (0.114 R)
• M18: 15,305,957 km (0.081 R)
• M19: 15,691,171 km (0.119 R)
• M20: 18,310,779 km (0.117 R)
• M21: 19,274,638 km (0.108 R)
• M22: 22,074,512 km (0.093 R)
• M23: 24,396,122 km (0.074 R)
• M24: 33,089,254 km (0.09 R)
• M25: 37,214,415 km (0.103 R)
• M26: 44,257,184 km (0.065 R)
• M27: 51,619,643 km (0.092 R)
• M28: 52,833,630 km (0.077 R)
• M29: 57,509,461 km (0.114 R)
• M30: 64,029,833 km (0.115 R)

Planet 10 - Ice Giant

Semi-Major Axis: 20.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 98.1

Radius: 7.6

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 18.02 AU - 23.16 AU

Year: 32686 Days

Day: 22.6 Hours

Environment

Temp: -200 °C

Axial Tilt: 22.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 55,233,252 km

• M1: 136,134 km (0.093 R)
• M2: 1,901,239 km (0.039 R)
• M3: 2,499,332 km (0.112 R)
• M4: 3,544,572 km (0.07 R)
• M5: 4,387,257 km (0.066 R)
• M6: 4,855,797 km (0.092 R)
• M7: 6,782,169 km (0.037 R)
• M8: 8,303,430 km (0.117 R)
• M9: 10,198,685 km (0.059 R)
• M10: 12,671,688 km (0.053 R)
• M11: 13,491,634 km (0.111 R)
• M12: 17,739,615 km (0.106 R)
• M13: 22,257,321 km (0.076 R)
• M14: 25,860,236 km (0.09 R)

Kuiper Belt

Range: 31.4 - 47.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 338 - 15,404 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit