🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.75 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 0.58 AU - 0.92 AU

Year: 235 Days

Day: 31.7 Hours

Environment

Temp: 142 °C

Axial Tilt: 17.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 102,622,503 km

• M1: 13,613 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.05 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.66

Radius: 1.48

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.028

Orbit Range: 1.02 AU - 1.08 AU

Year: 389 Days

Day: 36.7 Hours

Environment

Temp: 25 °C

Axial Tilt: 11.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 102,622,503 km

• M1: 272,268 km (0.088 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.21

Radius: 1.08

Gravity: 1.04 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 1.54 AU - 2.02 AU

Year: 859 Days

Day: 38.1 Hours

Environment

Temp: -45 °C

Axial Tilt: 44.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,622,503 km

• M1: 1,006,943 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 4.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.16

Radius: 1.06

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 3.69 AU - 4.91 AU

Year: 3225 Days

Day: 15.3 Hours

Environment

Temp: -121 °C

Axial Tilt: 31.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 102,622,503 km

• M1: 2,050,538 km (0.083 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 327.2

Radius: 10

Gravity: 3.27 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 6.39 AU - 9.69 AU

Year: 8245 Days

Day: 7.5 Hours

Environment

Temp: -169 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 102,622,503 km

• M1: 124,316 km (0.12 R)
• M2: 455,077 km (0.103 R)
• M3: 1,150,258 km (0.04 R)
• M4: 1,495,680 km (0.102 R)
• M5: 3,036,089 km (0.072 R)
• M6: 3,531,856 km (0.075 R)
• M7: 5,735,134 km (0.029 R)
• M8: 7,392,379 km (0.077 R)
• M9: 9,389,660 km (0.091 R)
• M10: 10,039,812 km (0.071 R)
• M11: 12,121,167 km (0.113 R)
• M12: 14,588,784 km (0.071 R)
• M13: 16,677,769 km (0.032 R)
• M14: 20,927,396 km (0.099 R)
• M15: 26,524,002 km (0.055 R)
• M16: 30,544,594 km (0.111 R)
• M17: 32,650,633 km (0.116 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 488.9

Radius: 11.1

Gravity: 3.97 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 8.92 AU - 9.86 AU

Year: 10406 Days

Day: 11.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 102,622,503 km

• M1: 145,409 km (0.115 R)
• M2: 611,406 km (0.096 R)
• M3: 1,263,803 km (0.038 R)
• M4: 1,786,647 km (0.113 R)
• M5: 2,468,963 km (0.105 R)
• M6: 2,944,385 km (0.034 R)
• M7: 3,504,181 km (0.076 R)
• M8: 4,837,546 km (0.102 R)
• M9: 5,328,676 km (0.111 R)
• M10: 5,954,743 km (0.103 R)
• M11: 6,303,755 km (0.036 R)
• M12: 7,634,428 km (0.116 R)
• M13: 9,098,243 km (0.101 R)
• M14: 11,904,550 km (0.084 R)
• M15: 13,033,415 km (0.111 R)
• M16: 14,922,238 km (0.101 R)
• M17: 15,634,324 km (0.07 R)
• M18: 19,616,021 km (0.101 R)
• M19: 24,850,151 km (0.11 R)
• M20: 25,301,637 km (0.116 R)
• M21: 26,035,415 km (0.095 R)
• M22: 31,469,707 km (0.11 R)
• M23: 32,532,899 km (0.06 R)
• M24: 33,182,154 km (0.057 R)
• M25: 37,143,506 km (0.096 R)
• M26: 37,615,487 km (0.119 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.77 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 383.2

Radius: 3.8

Gravity: 26.54 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 11.29 AU - 14.25 AU

Year: 16504 Days

Day: 21.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 146.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 102,622,503 km

• M1: 47,423 km (0.077 R)
• M2: 176,974 km (0.115 R)
• M3: 700,417 km (0.113 R)
• M4: 929,152 km (0.093 R)
• M5: 1,887,177 km (0.117 R)
• M6: 2,009,698 km (0.08 R)
• M7: 2,137,754 km (0.088 R)
• M8: 2,450,862 km (0.09 R)
• M9: 4,805,981 km (0.119 R)
• M10: 5,481,565 km (0.045 R)
• M11: 6,491,201 km (0.111 R)
• M12: 6,650,673 km (0.06 R)
• M13: 7,706,983 km (0.115 R)
• M14: 15,819,077 km (0.072 R)
• M15: 17,071,361 km (0.087 R)
• M16: 21,751,082 km (0.102 R)
• M17: 29,010,318 km (0.085 R)
• M18: 42,402,768 km (0.075 R)
• M19: 45,528,466 km (0.12 R)
• M20: 54,497,756 km (0.102 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 797.8

Radius: 7.6

Gravity: 13.81 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 16.81 AU - 18.29 AU

Year: 26589 Days

Day: 23.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 41.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 102,622,503 km

• M1: 96,042 km (0.118 R)
• M2: 536,907 km (0.1 R)
• M3: 2,356,615 km (0.085 R)
• M4: 6,008,748 km (0.072 R)
• M5: 7,258,638 km (0.09 R)
• M6: 10,070,031 km (0.114 R)
• M7: 10,990,208 km (0.093 R)
• M8: 12,181,605 km (0.114 R)
• M9: 12,474,069 km (0.112 R)
• M10: 14,818,866 km (0.114 R)
• M11: 15,068,545 km (0.037 R)
• M12: 16,094,936 km (0.112 R)
• M13: 16,985,342 km (0.12 R)
• M14: 19,552,890 km (0.054 R)
• M15: 21,507,686 km (0.078 R)
• M16: 23,702,287 km (0.083 R)
• M17: 32,978,252 km (0.085 R)
• M18: 38,021,496 km (0.09 R)
• M19: 42,878,340 km (0.057 R)
• M20: 55,185,159 km (0.044 R)
• M21: 60,745,113 km (0.064 R)
• M22: 61,814,139 km (0.116 R)
• M23: 65,542,717 km (0.029 R)
• M24: 72,483,310 km (0.116 R)
• M25: 96,212,823 km (0.066 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 909.8

Radius: 8

Gravity: 14.22 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 14.85 AU - 20.77 AU

Year: 27182 Days

Day: 23.4 Hours

Environment

Temp: -202 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 102,622,503 km

• M1: 99,483 km (0.113 R)
• M2: 399,277 km (0.105 R)
• M3: 1,330,673 km (0.087 R)
• M4: 2,625,891 km (0.077 R)
• M5: 2,979,840 km (0.069 R)
• M6: 3,919,464 km (0.101 R)
• M7: 5,003,450 km (0.099 R)
• M8: 6,417,898 km (0.083 R)
• M9: 6,960,639 km (0.042 R)
• M10: 8,081,427 km (0.108 R)
• M11: 8,892,546 km (0.075 R)
• M12: 9,195,033 km (0.07 R)
• M13: 9,820,651 km (0.077 R)
• M14: 11,580,072 km (0.075 R)
• M15: 13,381,829 km (0.1 R)
• M16: 13,779,460 km (0.059 R)
• M17: 14,184,870 km (0.108 R)
• M18: 15,276,635 km (0.118 R)
• M19: 15,711,068 km (0.108 R)
• M20: 16,333,096 km (0.117 R)
• M21: 17,156,781 km (0.105 R)
• M22: 19,999,739 km (0.096 R)
• M23: 20,730,226 km (0.104 R)
• M24: 21,804,488 km (0.097 R)
• M25: 23,370,329 km (0.096 R)
• M26: 27,866,792 km (0.104 R)
• M27: 40,807,756 km (0.094 R)
• M28: 41,308,310 km (0.092 R)
• M29: 42,151,594 km (0.067 R)
• M30: 49,504,329 km (0.115 R)
• M31: 52,394,709 km (0.107 R)
• M32: 56,834,475 km (0.049 R)
• M33: 58,087,507 km (0.102 R)
• M34: 63,061,486 km (0.089 R)
• M35: 85,798,119 km (0.051 R)
• M36: 87,446,239 km (0.117 R)
• M37: 90,522,120 km (0.103 R)
• M38: 93,091,913 km (0.098 R)

Kuiper Belt

Range: 30.3 - 56.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 232 - 17,142 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit