🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.39

Radius: 1.14

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 0.49 AU - 0.59 AU

Year: 252 Days

Day: 29.6 Hours

Environment

Temp: -115 °C

Axial Tilt: 25 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.31

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.006

Orbit Range: 0.59 AU - 0.59 AU

Year: 288 Days

Day: 37.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.27 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 643.6

Radius: 8

Gravity: 10.06 G

Time & Orbit

Eccentricity (e): 0.059

Orbit Range: 1.83 AU - 2.05 AU

Year: 1718 Days

Day: 10.6 Hours

Environment

Temp: -195 °C

Axial Tilt: 14.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 45,768,515 km

• M1: 99,483 km (0.076 R)
• M2: 364,570 km (0.071 R)
• M3: 859,290 km (0.03 R)
• M4: 1,386,473 km (0.086 R)
• M5: 1,794,726 km (0.113 R)
• M6: 2,056,223 km (0.12 R)
• M7: 2,509,953 km (0.09 R)
• M8: 2,925,536 km (0.058 R)
• M9: 3,841,524 km (0.038 R)
• M10: 4,204,598 km (0.07 R)
• M11: 4,771,574 km (0.069 R)
• M12: 5,191,645 km (0.052 R)
• M13: 5,522,705 km (0.097 R)
• M14: 6,806,853 km (0.118 R)
• M15: 7,069,846 km (0.118 R)
• M16: 7,785,672 km (0.11 R)
• M17: 8,979,911 km (0.057 R)
• M18: 9,620,789 km (0.095 R)
• M19: 10,326,292 km (0.102 R)
• M20: 11,174,213 km (0.073 R)
• M21: 11,652,328 km (0.106 R)
• M22: 12,610,353 km (0.105 R)
• M23: 13,996,227 km (0.108 R)
• M24: 14,293,777 km (0.109 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.3

Radius: 12.8

Gravity: 1.53 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 2 AU - 2.16 AU

Year: 1907 Days

Day: 9.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 45,768,515 km

• M1: 159,172 km (0.07 R)
• M2: 660,774 km (0.067 R)
• M3: 1,279,062 km (0.035 R)
• M4: 2,075,670 km (0.098 R)
• M5: 2,975,801 km (0.119 R)
• M6: 3,411,579 km (0.08 R)
• M7: 4,054,102 km (0.08 R)
• M8: 4,665,210 km (0.04 R)
• M9: 6,340,407 km (0.066 R)
• M10: 7,566,959 km (0.086 R)
• M11: 8,142,463 km (0.109 R)
• M12: 9,147,461 km (0.072 R)
• M13: 10,486,063 km (0.116 R)
• M14: 11,003,971 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 931.8

Radius: 13.5

Gravity: 5.11 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.76 AU - 2.94 AU

Year: 3059 Days

Day: 6.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 15.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 45,768,515 km

• M1: 173,534 km (0.08 R)
• M2: 660,475 km (0.119 R)
• M3: 1,185,713 km (0.07 R)
• M4: 1,723,517 km (0.107 R)
• M5: 2,606,593 km (0.052 R)
• M6: 3,476,804 km (0.1 R)
• M7: 7,177,855 km (0.082 R)
• M8: 8,486,986 km (0.039 R)
• M9: 10,887,883 km (0.097 R)
• M10: 12,519,846 km (0.111 R)
• M11: 14,512,639 km (0.082 R)
• M12: 17,048,173 km (0.088 R)
• M13: 19,490,209 km (0.058 R)
• M14: 20,568,062 km (0.111 R)
• M15: 21,819,448 km (0.099 R)
• M16: 23,190,812 km (0.11 R)
• M17: 23,613,276 km (0.068 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 555.2

Radius: 14.3

Gravity: 2.72 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 3.46 AU - 4.54 AU

Year: 5087 Days

Day: 7.3 Hours

Environment

Temp: -205 °C

Axial Tilt: 32.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 45,768,515 km

• M1: 177,872 km (0.109 R)
• M2: 669,450 km (0.06 R)
• M3: 1,122,732 km (0.091 R)
• M4: 1,670,260 km (0.103 R)
• M5: 2,443,532 km (0.086 R)
• M6: 2,914,466 km (0.054 R)
• M7: 3,548,162 km (0.069 R)
• M8: 4,390,997 km (0.08 R)
• M9: 5,336,455 km (0.095 R)
• M10: 6,321,108 km (0.095 R)
• M11: 6,857,417 km (0.109 R)
• M12: 8,021,587 km (0.095 R)
• M13: 9,154,941 km (0.107 R)
• M14: 10,478,732 km (0.045 R)
• M15: 11,926,690 km (0.116 R)
• M16: 13,815,214 km (0.119 R)
• M17: 14,721,627 km (0.072 R)
• M18: 16,184,395 km (0.103 R)
• M19: 17,865,875 km (0.109 R)
• M20: 19,860,464 km (0.107 R)
• M21: 21,154,037 km (0.072 R)
• M22: 21,928,205 km (0.066 R)
• M23: 22,575,665 km (0.116 R)
• M24: 24,594,788 km (0.104 R)
• M25: 26,166,313 km (0.066 R)
• M26: 27,305,501 km (0.082 R)
• M27: 28,308,106 km (0.107 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 827.2

Radius: 10.3

Gravity: 7.8 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 3.17 AU - 5.21 AU

Year: 5453 Days

Day: 6.3 Hours

Environment

Temp: -203 °C

Axial Tilt: 38.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 45,768,515 km

• M1: 128,205 km (0.113 R)
• M2: 509,530 km (0.095 R)
• M3: 905,516 km (0.096 R)
• M4: 1,325,886 km (0.05 R)
• M5: 1,646,624 km (0.107 R)
• M6: 2,141,494 km (0.112 R)
• M7: 2,536,581 km (0.11 R)
• M8: 2,999,737 km (0.048 R)
• M9: 4,791,321 km (0.069 R)
• M10: 5,502,509 km (0.107 R)
• M11: 6,380,948 km (0.089 R)
• M12: 10,474,394 km (0.063 R)
• M13: 11,085,651 km (0.083 R)
• M14: 12,123,112 km (0.039 R)
• M15: 12,691,734 km (0.104 R)
• M16: 14,910,569 km (0.115 R)
• M17: 17,441,466 km (0.043 R)
• M18: 18,980,080 km (0.068 R)
• M19: 26,300,802 km (0.032 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 663.5

Radius: 3.4

Gravity: 57.4 G

Time & Orbit

Eccentricity (e): 0.138

Orbit Range: 7.03 AU - 9.27 AU

Year: 14793 Days

Day: 24 Hours

Environment

Temp: -222 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 45,768,515 km

• M1: 42,486 km (0.11 R)
• M2: 395,238 km (0.027 R)
• M3: 645,365 km (0.106 R)
• M4: 871,856 km (0.118 R)
• M5: 1,574,218 km (0.051 R)
• M6: 1,857,706 km (0.097 R)
• M7: 3,472,167 km (0.109 R)
• M8: 3,720,499 km (0.043 R)
• M9: 4,190,685 km (0.031 R)
• M10: 4,440,214 km (0.107 R)
• M11: 5,915,100 km (0.1 R)
• M12: 7,018,683 km (0.061 R)
• M13: 7,596,131 km (0.093 R)
• M14: 11,258,586 km (0.051 R)
• M15: 11,497,644 km (0.109 R)
• M16: 12,235,161 km (0.108 R)
• M17: 12,487,832 km (0.104 R)
• M18: 16,172,427 km (0.081 R)
• M19: 17,893,701 km (0.098 R)
• M20: 18,798,468 km (0.111 R)
• M21: 23,200,685 km (0.11 R)
• M22: 32,863,959 km (0.08 R)
• M23: 33,229,577 km (0.071 R)
• M24: 33,968,889 km (0.088 R)
• M25: 39,043,399 km (0.077 R)
• M26: 39,179,832 km (0.059 R)
• M27: 40,561,069 km (0.057 R)
• M28: 41,263,730 km (0.054 R)
• M29: 44,749,510 km (0.082 R)
• M30: 46,563,833 km (0.085 R)
• M31: 50,986,545 km (0.114 R)
• M32: 56,723,174 km (0.076 R)

Planet 9 - Ice Giant

Semi-Major Axis: 8.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 260.8

Radius: 4.9

Gravity: 10.86 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 7.79 AU - 8.75 AU

Year: 15121 Days

Day: 23.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 45.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 45,768,515 km

• M1: 68,067 km (0.101 R)
• M2: 341,083 km (0.089 R)
• M3: 1,198,877 km (0.038 R)
• M4: 1,422,676 km (0.08 R)
• M5: 2,357,513 km (0.063 R)
• M6: 3,399,163 km (0.092 R)
• M7: 4,538,949 km (0.091 R)
• M8: 8,570,312 km (0.049 R)
• M9: 9,305,885 km (0.093 R)
• M10: 10,692,957 km (0.075 R)
• M11: 11,113,177 km (0.114 R)
• M12: 11,327,551 km (0.108 R)
• M13: 12,964,151 km (0.027 R)
• M14: 16,908,898 km (0.098 R)
• M15: 20,524,080 km (0.118 R)
• M16: 23,200,984 km (0.057 R)
• M17: 24,987,033 km (0.106 R)
• M18: 25,262,592 km (0.058 R)
• M19: 28,830,352 km (0.038 R)
• M20: 31,743,322 km (0.05 R)
• M21: 32,283,370 km (0.114 R)
• M22: 34,504,898 km (0.096 R)
• M23: 37,903,912 km (0.066 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 177 - 15,384 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit