🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.21

Radius: 1.37

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 1.08 AU - 1.32 AU

Year: 480 Days

Day: 17.9 Hours

Environment

Temp: 15 °C

Axial Tilt: 25.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.95

Radius: 1.31

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.65 AU - 2.05 AU

Year: 919 Days

Day: 34.4 Hours

Environment

Temp: -67 °C

Axial Tilt: 44 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 83,133,111 km

• M1: 446,699 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.41

Radius: 0.7

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 2.5 AU - 3.56 AU

Year: 1926 Days

Day: 38.6 Hours

Environment

Temp: -107 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 83,133,111 km

• M1: 56,398 km (0.06 R)
• M2: 73,901 km (0.093 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 3.86 AU - 4.66 AU

Year: 3211 Days

Day: 22.1 Hours

Environment

Temp: -127 °C

Axial Tilt: 37.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.72 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.17 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 141.3

Radius: 8.3

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 4.28 AU - 6.06 AU

Year: 4294 Days

Day: 10.7 Hours

Environment

Temp: -136 °C

Axial Tilt: 23.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 83,133,111 km

• M1: 105,018 km (0.105 R)
• M2: 425,456 km (0.07 R)
• M3: 869,313 km (0.087 R)
• M4: 2,724,476 km (0.115 R)
• M5: 4,461,009 km (0.083 R)
• M6: 4,855,648 km (0.084 R)
• M7: 5,526,295 km (0.094 R)
• M8: 7,161,549 km (0.104 R)
• M9: 10,577,018 km (0.103 R)
• M10: 10,906,134 km (0.039 R)
• M11: 11,355,675 km (0.094 R)
• M12: 11,739,693 km (0.072 R)
• M13: 14,675,102 km (0.097 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 597.3

Radius: 11

Gravity: 4.94 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 6.15 AU - 7.27 AU

Year: 6349 Days

Day: 10.5 Hours

Environment

Temp: -152 °C

Axial Tilt: 6.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 83,133,111 km

• M1: 139,874 km (0.119 R)
• M2: 546,631 km (0.062 R)
• M3: 1,102,088 km (0.108 R)
• M4: 1,631,365 km (0.055 R)
• M5: 1,999,974 km (0.098 R)
• M6: 2,408,077 km (0.116 R)
• M7: 2,833,982 km (0.117 R)
• M8: 3,480,544 km (0.03 R)
• M9: 4,322,780 km (0.097 R)
• M10: 5,124,026 km (0.113 R)
• M11: 6,408,623 km (0.09 R)
• M12: 6,846,945 km (0.074 R)
• M13: 13,843,937 km (0.093 R)
• M14: 14,809,142 km (0.038 R)
• M15: 15,577,028 km (0.08 R)
• M16: 19,962,190 km (0.034 R)
• M17: 21,490,333 km (0.079 R)
• M18: 22,168,609 km (0.106 R)
• M19: 24,778,195 km (0.112 R)
• M20: 29,112,344 km (0.099 R)
• M21: 29,664,211 km (0.078 R)
• M22: 31,941,988 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.6

Radius: 14.9

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 7.14 AU - 9.92 AU

Year: 9099 Days

Day: 14.3 Hours

Environment

Temp: -163 °C

Axial Tilt: 7.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 83,133,111 km

• M1: 185,950 km (0.107 R)
• M2: 699,669 km (0.044 R)
• M3: 1,641,687 km (0.118 R)
• M4: 2,279,872 km (0.03 R)
• M5: 2,754,097 km (0.039 R)
• M6: 3,666,045 km (0.037 R)
• M7: 4,569,018 km (0.112 R)
• M8: 5,702,820 km (0.114 R)
• M9: 6,916,957 km (0.072 R)
• M10: 8,297,147 km (0.089 R)
• M11: 10,458,387 km (0.112 R)
• M12: 11,271,452 km (0.082 R)
• M13: 12,820,837 km (0.116 R)
• M14: 16,161,357 km (0.049 R)
• M15: 18,064,392 km (0.059 R)
• M16: 21,299,745 km (0.075 R)
• M17: 22,092,314 km (0.059 R)
• M18: 23,813,139 km (0.053 R)
• M19: 25,380,924 km (0.071 R)
• M20: 29,334,646 km (0.113 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 647.2

Radius: 8

Gravity: 10.11 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 8.35 AU - 13.65 AU

Year: 13325 Days

Day: 9.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 83,133,111 km

• M1: 102,325 km (0.04 R)
• M2: 447,896 km (0.114 R)
• M3: 998,566 km (0.119 R)
• M4: 1,443,619 km (0.116 R)
• M5: 2,294,981 km (0.116 R)
• M6: 6,116,159 km (0.048 R)
• M7: 7,421,850 km (0.078 R)
• M8: 7,685,890 km (0.071 R)
• M9: 9,819,305 km (0.112 R)
• M10: 11,307,953 km (0.085 R)
• M11: 12,565,473 km (0.113 R)
• M12: 13,584,384 km (0.114 R)
• M13: 14,248,599 km (0.076 R)
• M14: 16,594,443 km (0.109 R)
• M15: 17,123,271 km (0.114 R)
• M16: 20,448,832 km (0.112 R)
• M17: 20,707,936 km (0.12 R)
• M18: 22,674,998 km (0.076 R)
• M19: 24,471,519 km (0.053 R)
• M20: 25,255,412 km (0.115 R)
• M21: 28,025,366 km (0.086 R)
• M22: 28,883,459 km (0.116 R)
• M23: 30,991,592 km (0.051 R)
• M24: 31,677,948 km (0.111 R)
• M25: 34,893,105 km (0.106 R)
• M26: 39,375,955 km (0.091 R)
• M27: 41,963,400 km (0.098 R)
• M28: 43,369,619 km (0.109 R)
• M29: 44,084,398 km (0.076 R)
• M30: 47,625,230 km (0.107 R)
• M31: 51,990,496 km (0.093 R)
• M32: 53,940,205 km (0.084 R)

Planet 9 - Ice Giant

Semi-Major Axis: 14.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 967.9

Radius: 5.9

Gravity: 27.81 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 11.16 AU - 16.92 AU

Year: 19215 Days

Day: 19.1 Hours

Environment

Temp: -192 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 83,133,111 km

• M1: 74,201 km (0.115 R)
• M2: 376,687 km (0.05 R)
• M3: 625,319 km (0.085 R)
• M4: 831,615 km (0.049 R)
• M5: 1,550,133 km (0.064 R)
• M6: 1,916,349 km (0.06 R)
• M7: 3,196,009 km (0.084 R)
• M8: 4,559,444 km (0.052 R)
• M9: 5,673,200 km (0.047 R)
• M10: 8,370,749 km (0.11 R)
• M11: 10,147,523 km (0.056 R)
• M12: 13,007,535 km (0.098 R)
• M13: 13,967,953 km (0.1 R)
• M14: 15,054,183 km (0.117 R)
• M15: 20,449,131 km (0.099 R)
• M16: 21,949,149 km (0.115 R)
• M17: 23,736,245 km (0.112 R)
• M18: 24,831,601 km (0.052 R)
• M19: 25,731,881 km (0.099 R)
• M20: 30,817,610 km (0.079 R)
• M21: 34,279,903 km (0.12 R)
• M22: 34,556,510 km (0.076 R)
• M23: 37,113,287 km (0.102 R)
• M24: 43,888,575 km (0.101 R)
• M25: 46,712,683 km (0.089 R)
• M26: 47,394,401 km (0.107 R)
• M27: 48,429,319 km (0.063 R)
• M28: 51,443,417 km (0.087 R)
• M29: 52,170,313 km (0.093 R)
• M30: 57,063,061 km (0.1 R)
• M31: 62,871,348 km (0.118 R)
• M32: 78,009,455 km (0.063 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 446 - 16,171 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit