🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 0.45 AU - 0.65 AU

Year: 263 Days

Day: 47.4 Hours

Environment

Temp: -114 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 209.2

Radius: 14.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 0.69 AU - 0.81 AU

Year: 419 Days

Day: 5.1 Hours

Environment

Temp: -150 °C

Axial Tilt: 13.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 55,783,538 km

• M1: 185,352 km (0.088 R)
• M2: 657,632 km (0.078 R)
• M3: 1,176,438 km (0.111 R)
• M4: 1,713,644 km (0.104 R)
• M5: 2,276,730 km (0.114 R)
• M6: 2,766,364 km (0.062 R)
• M7: 3,851,996 km (0.095 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 748.4

Radius: 12.4

Gravity: 4.87 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.75 AU - 1.05 AU

Year: 551 Days

Day: 12 Hours

Environment

Temp: -156 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,783,538 km

• M1: 154,235 km (0.116 R)
• M2: 598,691 km (0.071 R)
• M3: 1,505,254 km (0.118 R)
• M4: 2,472,703 km (0.107 R)
• M5: 3,487,276 km (0.116 R)
• M6: 4,436,026 km (0.114 R)
• M7: 5,204,061 km (0.074 R)
• M8: 5,691,900 km (0.103 R)
• M9: 6,172,109 km (0.062 R)
• M10: 6,759,729 km (0.111 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 233.1

Radius: 13

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.53 AU - 1.97 AU

Year: 1495 Days

Day: 6.6 Hours

Environment

Temp: -174 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 55,783,538 km

• M1: 161,865 km (0.105 R)
• M2: 1,142,030 km (0.058 R)
• M3: 2,016,280 km (0.105 R)
• M4: 2,445,028 km (0.109 R)
• M5: 2,910,576 km (0.081 R)
• M6: 3,854,988 km (0.098 R)
• M7: 5,213,486 km (0.095 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.93 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.1

Radius: 9.9

Gravity: 3.35 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 4.73 AU - 7.13 AU

Year: 9324 Days

Day: 14.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 55,783,538 km

• M1: 123,717 km (0.103 R)
• M2: 513,420 km (0.104 R)
• M3: 840,890 km (0.078 R)
• M4: 1,512,734 km (0.074 R)
• M5: 1,857,706 km (0.05 R)
• M6: 3,461,096 km (0.111 R)
• M7: 4,092,699 km (0.118 R)
• M8: 4,938,824 km (0.092 R)
• M9: 5,463,763 km (0.026 R)
• M10: 6,421,040 km (0.114 R)
• M11: 7,046,957 km (0.094 R)
• M12: 8,140,219 km (0.084 R)
• M13: 8,460,807 km (0.104 R)
• M14: 9,170,349 km (0.062 R)
• M15: 10,518,675 km (0.065 R)
• M16: 12,836,096 km (0.111 R)
• M17: 14,872,572 km (0.05 R)
• M18: 21,798,055 km (0.044 R)
• M19: 22,653,456 km (0.091 R)
• M20: 26,040,202 km (0.059 R)
• M21: 27,092,025 km (0.075 R)
• M22: 30,130,208 km (0.113 R)
• M23: 31,780,721 km (0.116 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 701.6

Radius: 6.2

Gravity: 18.25 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 5.71 AU - 8.59 AU

Year: 12345 Days

Day: 20.9 Hours

Environment

Temp: -217 °C

Axial Tilt: 5.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 55,783,538 km

• M1: 82,578 km (0.065 R)
• M2: 331,060 km (0.117 R)
• M3: 797,656 km (0.053 R)
• M4: 2,036,476 km (0.108 R)
• M5: 2,519,378 km (0.063 R)
• M6: 2,799,275 km (0.036 R)
• M7: 3,499,094 km (0.116 R)
• M8: 3,738,301 km (0.114 R)
• M9: 5,516,870 km (0.113 R)
• M10: 5,732,142 km (0.077 R)
• M11: 6,569,590 km (0.101 R)
• M12: 9,880,341 km (0.117 R)
• M13: 10,251,942 km (0.073 R)
• M14: 10,523,013 km (0.062 R)
• M15: 10,854,522 km (0.093 R)
• M16: 11,136,215 km (0.084 R)
• M17: 15,395,865 km (0.093 R)
• M18: 21,411,644 km (0.106 R)
• M19: 27,245,213 km (0.068 R)
• M20: 30,579,301 km (0.11 R)
• M21: 34,659,433 km (0.081 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.56 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 479.9

Radius: 3.5

Gravity: 39.18 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 6.17 AU - 8.95 AU

Year: 13421 Days

Day: 17.7 Hours

Environment

Temp: -226 °C

Axial Tilt: 92.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 55,783,538 km

• M1: 142,268 km (0.096 R)
• M2: 288,873 km (0.078 R)
• M3: 482,902 km (0.091 R)
• M4: 1,167,462 km (0.118 R)
• M5: 4,101,226 km (0.117 R)
• M6: 7,278,834 km (0.045 R)
• M7: 7,575,487 km (0.079 R)
• M8: 8,987,242 km (0.118 R)
• M9: 9,181,270 km (0.05 R)
• M10: 10,089,479 km (0.108 R)
• M11: 12,923,162 km (0.113 R)
• M12: 14,125,929 km (0.06 R)
• M13: 15,889,987 km (0.115 R)
• M14: 16,461,002 km (0.11 R)
• M15: 16,898,127 km (0.107 R)
• M16: 21,015,958 km (0.11 R)
• M17: 24,041,575 km (0.088 R)
• M18: 30,174,489 km (0.112 R)
• M19: 43,030,481 km (0.098 R)
• M20: 47,279,061 km (0.072 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 408.6

Radius: 7.2

Gravity: 7.88 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 7.03 AU - 10.15 AU

Year: 16256 Days

Day: 21.6 Hours

Environment

Temp: -229 °C

Axial Tilt: 33.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 55,783,538 km

• M1: 91,255 km (0.097 R)
• M2: 344,374 km (0.106 R)
• M3: 959,820 km (0.038 R)
• M4: 1,351,916 km (0.027 R)
• M5: 2,539,424 km (0.059 R)
• M6: 3,789,314 km (0.106 R)
• M7: 6,885,541 km (0.072 R)
• M8: 10,241,620 km (0.114 R)
• M9: 12,119,372 km (0.116 R)
• M10: 14,485,113 km (0.116 R)
• M11: 15,173,712 km (0.109 R)
• M12: 15,455,255 km (0.069 R)
• M13: 24,441,450 km (0.105 R)
• M14: 25,416,828 km (0.113 R)
• M15: 32,864,408 km (0.109 R)
• M16: 41,234,259 km (0.068 R)
• M17: 44,311,787 km (0.098 R)
• M18: 44,887,439 km (0.101 R)
• M19: 46,941,119 km (0.091 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: 401 - 13,711 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit