🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.88 AU - 1 AU

Year: 349 Days

Day: 20.1 Hours

Environment

Temp: 5 °C

Axial Tilt: 3.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.23 AU - 1.31 AU

Year: 548 Days

Day: 23.3 Hours

Environment

Temp: -33 °C

Axial Tilt: 23.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 674.4

Radius: 13.9

Gravity: 3.49 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 3.53 AU - 5.05 AU

Year: 3402 Days

Day: 14.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 31.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 42,798,457 km

• M1: 179,517 km (0.104 R)
• M2: 979,417 km (0.092 R)
• M3: 1,489,097 km (0.116 R)
• M4: 2,374,417 km (0.094 R)
• M5: 3,021,578 km (0.074 R)
• M6: 4,201,905 km (0.113 R)
• M7: 4,743,449 km (0.096 R)
• M8: 5,723,465 km (0.114 R)
• M9: 6,219,382 km (0.119 R)
• M10: 6,714,252 km (0.098 R)
• M11: 8,050,609 km (0.05 R)
• M12: 8,639,427 km (0.103 R)
• M13: 9,903,828 km (0.077 R)
• M14: 10,621,299 km (0.057 R)
• M15: 12,705,497 km (0.075 R)
• M16: 20,262,882 km (0.026 R)
• M17: 21,617,491 km (0.07 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 337.5

Radius: 11.7

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 4.85 AU - 5.29 AU

Year: 4371 Days

Day: 14.7 Hours

Environment

Temp: -158 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 42,798,457 km

• M1: 149,448 km (0.088 R)
• M2: 930,948 km (0.106 R)
• M3: 1,460,225 km (0.1 R)
• M4: 2,054,128 km (0.071 R)
• M5: 2,616,467 km (0.064 R)
• M6: 4,639,180 km (0.067 R)
• M7: 5,110,263 km (0.093 R)
• M8: 5,484,258 km (0.104 R)
• M9: 6,121,096 km (0.044 R)
• M10: 7,767,271 km (0.105 R)
• M11: 9,065,332 km (0.054 R)
• M12: 9,429,902 km (0.106 R)
• M13: 10,188,513 km (0.111 R)
• M14: 11,402,200 km (0.078 R)
• M15: 12,529,869 km (0.117 R)
• M16: 14,605,689 km (0.12 R)
• M17: 15,311,791 km (0.057 R)
• M18: 15,829,998 km (0.099 R)
• M19: 17,121,476 km (0.063 R)
• M20: 17,679,776 km (0.118 R)
• M21: 18,774,234 km (0.065 R)
• M22: 19,548,702 km (0.036 R)
• M23: 20,406,346 km (0.063 R)
• M24: 21,610,310 km (0.1 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 457

Radius: 15

Gravity: 2.03 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 7.09 AU - 10.63 AU

Year: 10098 Days

Day: 10 Hours

Environment

Temp: -172 °C

Axial Tilt: 39.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 42,798,457 km

• M1: 188,643 km (0.069 R)
• M2: 752,328 km (0.082 R)
• M3: 2,144,635 km (0.101 R)
• M4: 3,016,043 km (0.099 R)
• M5: 5,004,198 km (0.104 R)
• M6: 5,495,927 km (0.114 R)
• M7: 6,019,968 km (0.025 R)
• M8: 9,434,390 km (0.1 R)
• M9: 9,948,857 km (0.095 R)
• M10: 11,343,857 km (0.074 R)
• M11: 12,252,514 km (0.071 R)
• M12: 13,266,938 km (0.057 R)
• M13: 17,750,984 km (0.099 R)
• M14: 18,248,696 km (0.082 R)
• M15: 18,902,439 km (0.099 R)
• M16: 20,488,476 km (0.051 R)
• M17: 22,161,877 km (0.104 R)
• M18: 26,143,125 km (0.065 R)
• M19: 27,067,940 km (0.105 R)
• M20: 30,375,848 km (0.089 R)
• M21: 32,232,058 km (0.094 R)
• M22: 35,268,296 km (0.117 R)
• M23: 36,855,829 km (0.106 R)
• M24: 38,490,635 km (0.101 R)
• M25: 39,446,116 km (0.094 R)
• M26: 42,029,821 km (0.099 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.02 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 159

Radius: 14.7

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 7.21 AU - 10.83 AU

Year: 10372 Days

Day: 7.2 Hours

Environment

Temp: -180 °C

Axial Tilt: 0.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,798,457 km

• M1: 182,809 km (0.106 R)
• M2: 645,964 km (0.107 R)
• M3: 2,220,481 km (0.04 R)
• M4: 3,008,862 km (0.106 R)
• M5: 3,521,534 km (0.115 R)
• M6: 6,127,828 km (0.094 R)
• M7: 7,542,725 km (0.117 R)
• M8: 9,005,792 km (0.109 R)
• M9: 11,380,957 km (0.083 R)
• M10: 12,439,213 km (0.1 R)
• M11: 18,348,927 km (0.09 R)
• M12: 23,015,782 km (0.086 R)
• M13: 23,774,243 km (0.055 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 174

Radius: 10.9

Gravity: 1.46 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 7.5 AU - 10.6 AU

Year: 10424 Days

Day: 9.7 Hours

Environment

Temp: -188 °C

Axial Tilt: 2.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 42,798,457 km

• M1: 135,685 km (0.093 R)
• M2: 733,628 km (0.086 R)
• M3: 1,748,051 km (0.12 R)
• M4: 2,504,119 km (0.111 R)
• M5: 4,281,790 km (0.043 R)
• M6: 6,388,427 km (0.047 R)
• M7: 6,813,884 km (0.108 R)
• M8: 7,649,238 km (0.06 R)
• M9: 10,839,563 km (0.075 R)
• M10: 11,637,368 km (0.096 R)
• M11: 13,297,156 km (0.116 R)
• M12: 18,618,801 km (0.101 R)
• M13: 22,562,351 km (0.116 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 188.9

Radius: 5.9

Gravity: 5.43 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 10.61 AU - 16.41 AU

Year: 19013 Days

Day: 20.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 2.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 42,798,457 km

• M1: 75,397 km (0.115 R)
• M2: 655,089 km (0.1 R)
• M3: 1,100,592 km (0.097 R)
• M4: 1,288,337 km (0.106 R)
• M5: 1,714,541 km (0.106 R)
• M6: 2,398,203 km (0.081 R)
• M7: 2,909,379 km (0.066 R)
• M8: 3,272,902 km (0.108 R)
• M9: 3,743,537 km (0.111 R)
• M10: 4,606,567 km (0.117 R)
• M11: 6,757,037 km (0.09 R)
• M12: 7,435,613 km (0.115 R)
• M13: 8,696,423 km (0.117 R)
• M14: 10,872,025 km (0.076 R)
• M15: 12,962,207 km (0.06 R)
• M16: 13,447,053 km (0.086 R)
• M17: 15,440,295 km (0.111 R)
• M18: 17,622,480 km (0.092 R)
• M19: 18,443,772 km (0.092 R)
• M20: 18,902,439 km (0.103 R)
• M21: 20,323,918 km (0.119 R)
• M22: 26,627,523 km (0.115 R)
• M23: 29,434,578 km (0.117 R)
• M24: 32,876,974 km (0.078 R)
• M25: 34,349,017 km (0.09 R)
• M26: 42,108,509 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 67.7

Radius: 3.2

Gravity: 6.61 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 14.5 AU - 19.5 AU

Year: 26838 Days

Day: 18.9 Hours

Environment

Temp: -208 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 42,798,457 km

• M1: 41,139 km (0.048 R)
• M2: 988,543 km (0.069 R)
• M3: 1,159,982 km (0.072 R)
• M4: 1,326,036 km (0.111 R)
• M5: 3,230,416 km (0.1 R)
• M6: 4,338,937 km (0.075 R)
• M7: 7,670,182 km (0.095 R)
• M8: 11,728,323 km (0.119 R)
• M9: 11,836,632 km (0.099 R)
• M10: 11,945,689 km (0.093 R)
• M11: 14,768,900 km (0.082 R)
• M12: 16,132,784 km (0.115 R)
• M13: 17,649,108 km (0.118 R)
• M14: 18,884,038 km (0.085 R)
• M15: 20,565,967 km (0.115 R)
• M16: 22,763,560 km (0.037 R)
• M17: 25,564,481 km (0.087 R)
• M18: 31,943,783 km (0.093 R)
• M19: 32,688,182 km (0.089 R)
• M20: 36,353,779 km (0.111 R)
• M21: 37,988,285 km (0.071 R)
• M22: 40,160,895 km (0.09 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 491 - 19,511 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit