🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.58 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.1

Radius: 0.4

Gravity: 0.63 G

Time & Orbit

Eccentricity (e): 0.056

Orbit Range: 0.55 AU - 0.61 AU

Year: 162 Days

Day: 25.8 Hours

Environment

Temp: 157 °C

Axial Tilt: 4.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 1.04 AU - 1.36 AU

Year: 483 Days

Day: 22.6 Hours

Environment

Temp: -8 °C

Axial Tilt: 21.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.08

Radius: 1.34

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.076

Orbit Range: 1.33 AU - 1.55 AU

Year: 634 Days

Day: 42.5 Hours

Environment

Temp: -33 °C

Axial Tilt: 18.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 66,497,022 km

• M1: 603,478 km (0.062 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.55

Radius: 1.19

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.113

Orbit Range: 1.78 AU - 2.24 AU

Year: 1046 Days

Day: 13.8 Hours

Environment

Temp: -78 °C

Axial Tilt: 19.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.75 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.78

Radius: 1.26

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 2.67 AU - 2.83 AU

Year: 1674 Days

Day: 16.7 Hours

Environment

Temp: -98 °C

Axial Tilt: 34.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 3.23 AU - 4.69 AU

Year: 2893 Days

Day: 29.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 39.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.61 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.3

Radius: 12.5

Gravity: 4.86 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 8.64 AU - 9.86 AU

Year: 10327 Days

Day: 5.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 66,497,022 km

• M1: 155,432 km (0.098 R)
• M2: 786,436 km (0.077 R)
• M3: 1,206,208 km (0.062 R)
• M4: 2,072,080 km (0.11 R)
• M5: 2,632,773 km (0.119 R)
• M6: 4,089,258 km (0.093 R)
• M7: 5,536,468 km (0.071 R)
• M8: 6,358,358 km (0.102 R)
• M9: 7,806,316 km (0.112 R)
• M10: 8,425,202 km (0.101 R)
• M11: 10,116,406 km (0.086 R)
• M12: 13,967,654 km (0.073 R)
• M13: 15,903,301 km (0.103 R)
• M14: 17,412,295 km (0.109 R)
• M15: 17,860,490 km (0.12 R)
• M16: 20,547,567 km (0.114 R)
• M17: 22,423,674 km (0.093 R)
• M18: 30,210,542 km (0.086 R)
• M19: 31,076,414 km (0.109 R)
• M20: 34,005,092 km (0.116 R)
• M21: 34,588,673 km (0.104 R)
• M22: 35,536,376 km (0.074 R)
• M23: 37,483,542 km (0.069 R)
• M24: 38,862,834 km (0.09 R)
• M25: 40,405,786 km (0.044 R)
• M26: 41,989,280 km (0.109 R)
• M27: 42,796,360 km (0.037 R)
• M28: 44,859,165 km (0.109 R)
• M29: 47,276,368 km (0.057 R)
• M30: 48,886,041 km (0.088 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.48 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.2

Radius: 13.1

Gravity: 1.6 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 8.35 AU - 12.61 AU

Year: 12454 Days

Day: 7 Hours

Environment

Temp: -176 °C

Axial Tilt: 15.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 66,497,022 km

• M1: 163,959 km (0.053 R)
• M2: 769,980 km (0.112 R)
• M3: 1,588,729 km (0.098 R)
• M4: 2,018,374 km (0.079 R)
• M5: 3,227,424 km (0.095 R)
• M6: 4,029,419 km (0.062 R)
• M7: 4,478,212 km (0.094 R)
• M8: 5,321,645 km (0.092 R)
• M9: 6,165,377 km (0.049 R)
• M10: 9,464,459 km (0.079 R)
• M11: 10,653,612 km (0.106 R)
• M12: 11,105,248 km (0.118 R)
• M13: 11,939,855 km (0.098 R)
• M14: 13,212,634 km (0.112 R)
• M15: 14,391,016 km (0.05 R)
• M16: 15,961,345 km (0.109 R)
• M17: 18,276,521 km (0.091 R)
• M18: 24,679,460 km (0.058 R)
• M19: 27,015,580 km (0.114 R)
• M20: 29,791,369 km (0.112 R)
• M21: 31,709,961 km (0.054 R)
• M22: 33,175,422 km (0.119 R)
• M23: 36,353,928 km (0.112 R)
• M24: 38,896,793 km (0.093 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 399.1

Radius: 3.8

Gravity: 27.64 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 11.32 AU - 15.22 AU

Year: 17745 Days

Day: 24.5 Hours

Environment

Temp: -195 °C

Axial Tilt: 171.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,497,022 km

• M1: 48,619 km (0.116 R)
• M2: 257,308 km (0.082 R)
• M3: 671,545 km (0.049 R)
• M4: 888,611 km (0.071 R)
• M5: 1,507,049 km (0.077 R)
• M6: 3,089,944 km (0.107 R)
• M7: 3,633,283 km (0.088 R)
• M8: 3,913,331 km (0.095 R)
• M9: 4,058,740 km (0.119 R)
• M10: 4,207,590 km (0.064 R)
• M11: 4,840,239 km (0.038 R)
• M12: 11,665,492 km (0.066 R)
• M13: 15,634,324 km (0.091 R)
• M14: 17,445,655 km (0.036 R)
• M15: 19,224,673 km (0.071 R)
• M16: 20,504,632 km (0.047 R)
• M17: 22,762,363 km (0.072 R)
• M18: 25,988,890 km (0.068 R)
• M19: 31,554,080 km (0.108 R)
• M20: 36,437,105 km (0.117 R)
• M21: 47,056,160 km (0.055 R)
• M22: 51,597,353 km (0.087 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.32 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 574.3

Radius: 3.9

Gravity: 37.76 G

Time & Orbit

Eccentricity (e): 0.148

Orbit Range: 11.35 AU - 15.29 AU

Year: 17846 Days

Day: 23 Hours

Environment

Temp: -192 °C

Axial Tilt: 9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 66,497,022 km

• M1: 48,470 km (0.097 R)
• M2: 204,799 km (0.062 R)
• M3: 1,074,412 km (0.099 R)
• M4: 1,299,108 km (0.057 R)
• M5: 2,569,044 km (0.073 R)
• M6: 2,730,012 km (0.12 R)
• M7: 5,113,554 km (0.077 R)
• M8: 7,914,027 km (0.108 R)
• M9: 12,813,207 km (0.111 R)
• M10: 12,946,499 km (0.106 R)
• M11: 13,626,421 km (0.078 R)
• M12: 14,045,594 km (0.047 R)
• M13: 14,909,672 km (0.105 R)
• M14: 19,944,388 km (0.078 R)
• M15: 21,688,101 km (0.102 R)
• M16: 22,067,780 km (0.113 R)
• M17: 25,580,787 km (0.11 R)
• M18: 26,111,112 km (0.085 R)
• M19: 27,857,816 km (0.112 R)
• M20: 34,582,989 km (0.081 R)
• M21: 34,841,344 km (0.081 R)
• M22: 42,461,112 km (0.101 R)
• M23: 44,563,859 km (0.101 R)
• M24: 59,390,803 km (0.08 R)
• M25: 59,575,856 km (0.081 R)
• M26: 65,505,317 km (0.107 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 273 - 18,225 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit