🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.82

Radius: 1.88

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.44 AU - 0.58 AU

Year: 239 Days

Day: 18.5 Hours

Environment

Temp: -123 °C

Axial Tilt: 2.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 60,159,941 km

• M1: 44,730 km (0.078 R)
• M2: 118,332 km (0.103 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 0.41 AU - 0.63 AU

Year: 246 Days

Day: 19.6 Hours

Environment

Temp: -123 °C

Axial Tilt: 7.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.9

Radius: 1.29

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.54 AU - 0.78 AU

Year: 352 Days

Day: 36.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 12.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 684.3

Radius: 12

Gravity: 4.75 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 1.33 AU - 1.75 AU

Year: 1254 Days

Day: 11.3 Hours

Environment

Temp: -187 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 60,159,941 km

• M1: 149,299 km (0.102 R)
• M2: 661,821 km (0.102 R)
• M3: 1,131,708 km (0.12 R)
• M4: 1,518,269 km (0.111 R)
• M5: 1,934,001 km (0.037 R)
• M6: 2,596,121 km (0.094 R)
• M7: 3,001,681 km (0.092 R)
• M8: 3,556,989 km (0.097 R)
• M9: 4,338,189 km (0.107 R)
• M10: 4,836,649 km (0.108 R)
• M11: 5,210,195 km (0.079 R)
• M12: 5,752,786 km (0.064 R)
• M13: 7,300,974 km (0.082 R)
• M14: 8,254,661 km (0.104 R)
• M15: 8,675,779 km (0.082 R)
• M16: 9,140,729 km (0.05 R)
• M17: 9,900,537 km (0.116 R)
• M18: 10,441,034 km (0.073 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 186.3

Radius: 13.7

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 3.08 AU - 3.16 AU

Year: 3615 Days

Day: 5.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 60,159,941 km

• M1: 170,691 km (0.072 R)
• M2: 725,550 km (0.118 R)
• M3: 1,229,246 km (0.116 R)
• M4: 1,707,660 km (0.119 R)
• M5: 2,426,328 km (0.087 R)
• M6: 2,879,011 km (0.116 R)
• M7: 3,487,575 km (0.031 R)
• M8: 4,571,412 km (0.119 R)
• M9: 5,094,107 km (0.099 R)
• M10: 6,013,685 km (0.119 R)
• M11: 6,987,118 km (0.115 R)
• M12: 8,517,056 km (0.085 R)
• M13: 9,246,644 km (0.073 R)
• M14: 10,295,475 km (0.12 R)
• M15: 11,497,644 km (0.095 R)
• M16: 12,191,778 km (0.103 R)
• M17: 15,251,653 km (0.084 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.9

Radius: 14.6

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 3.11 AU - 3.27 AU

Year: 3738 Days

Day: 12.8 Hours

Environment

Temp: -212 °C

Axial Tilt: 13.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 60,159,941 km

• M1: 181,911 km (0.08 R)
• M2: 699,370 km (0.111 R)
• M3: 1,154,596 km (0.107 R)
• M4: 2,004,312 km (0.057 R)
• M5: 2,718,792 km (0.094 R)
• M6: 3,446,436 km (0.101 R)
• M7: 4,107,060 km (0.054 R)
• M8: 5,268,687 km (0.098 R)
• M9: 6,037,172 km (0.094 R)
• M10: 6,521,719 km (0.088 R)
• M11: 7,569,652 km (0.091 R)
• M12: 8,374,938 km (0.051 R)
• M13: 8,870,555 km (0.102 R)
• M14: 9,999,421 km (0.081 R)
• M15: 10,558,019 km (0.115 R)
• M16: 11,737,898 km (0.109 R)
• M17: 13,573,912 km (0.116 R)
• M18: 15,700,895 km (0.113 R)
• M19: 18,691,656 km (0.06 R)
• M20: 19,295,732 km (0.037 R)
• M21: 19,912,973 km (0.085 R)
• M22: 21,122,023 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 753.6

Radius: 11.4

Gravity: 5.8 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 2.98 AU - 3.46 AU

Year: 3790 Days

Day: 11.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 20.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 60,159,941 km

• M1: 141,968 km (0.054 R)
• M2: 525,537 km (0.059 R)
• M3: 1,218,624 km (0.09 R)
• M4: 1,670,709 km (0.033 R)
• M5: 2,106,488 km (0.105 R)
• M6: 2,521,921 km (0.115 R)
• M7: 3,871,443 km (0.061 R)
• M8: 4,716,970 km (0.108 R)
• M9: 5,222,910 km (0.11 R)
• M10: 5,709,104 km (0.092 R)
• M11: 6,710,212 km (0.086 R)
• M12: 7,384,749 km (0.101 R)
• M13: 8,317,941 km (0.105 R)
• M14: 10,004,657 km (0.098 R)
• M15: 12,373,240 km (0.113 R)
• M16: 14,146,274 km (0.098 R)
• M17: 14,509,797 km (0.079 R)
• M18: 14,932,859 km (0.059 R)
• M19: 15,473,207 km (0.105 R)
• M20: 16,881,521 km (0.116 R)
• M21: 18,994,442 km (0.038 R)
• M22: 19,565,008 km (0.09 R)
• M23: 21,142,667 km (0.083 R)
• M24: 22,520,763 km (0.092 R)
• M25: 23,811,643 km (0.042 R)
• M26: 25,532,018 km (0.029 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 240.2

Radius: 6

Gravity: 6.67 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 6.74 AU - 8 AU

Year: 13125 Days

Day: 19.5 Hours

Environment

Temp: -225 °C

Axial Tilt: 49.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 60,159,941 km

• M1: 77,043 km (0.107 R)
• M2: 273,315 km (0.119 R)
• M3: 897,587 km (0.105 R)
• M4: 1,091,915 km (0.113 R)
• M5: 1,692,550 km (0.113 R)
• M6: 1,945,969 km (0.112 R)
• M7: 2,139,998 km (0.084 R)
• M8: 2,329,089 km (0.105 R)
• M9: 2,548,400 km (0.081 R)
• M10: 3,071,095 km (0.115 R)
• M11: 4,862,080 km (0.1 R)
• M12: 5,827,435 km (0.108 R)
• M13: 6,130,072 km (0.11 R)
• M14: 6,658,003 km (0.112 R)
• M15: 7,683,646 km (0.092 R)
• M16: 8,130,345 km (0.08 R)
• M17: 8,942,512 km (0.086 R)
• M18: 9,482,560 km (0.058 R)
• M19: 11,861,765 km (0.093 R)
• M20: 13,017,708 km (0.073 R)
• M21: 17,969,696 km (0.069 R)
• M22: 18,683,428 km (0.114 R)
• M23: 20,015,746 km (0.119 R)
• M24: 24,738,102 km (0.082 R)
• M25: 27,825,204 km (0.119 R)
• M26: 30,855,458 km (0.045 R)
• M27: 31,466,267 km (0.029 R)
• M28: 33,560,637 km (0.104 R)
• M29: 40,036,429 km (0.09 R)

Planet 9 - Ice Giant

Semi-Major Axis: 9.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 321.4

Radius: 6.6

Gravity: 7.38 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 8.65 AU - 11.21 AU

Year: 20527 Days

Day: 20.8 Hours

Environment

Temp: -230 °C

Axial Tilt: 21.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 60,159,941 km

• M1: 82,129 km (0.05 R)
• M2: 748,289 km (0.117 R)
• M3: 1,078,301 km (0.07 R)
• M4: 2,163,484 km (0.056 R)
• M5: 2,570,540 km (0.09 R)
• M6: 3,510,464 km (0.092 R)
• M7: 4,376,037 km (0.1 R)
• M8: 4,726,694 km (0.114 R)
• M9: 7,773,554 km (0.119 R)
• M10: 8,775,561 km (0.105 R)
• M11: 12,048,164 km (0.093 R)
• M12: 13,386,017 km (0.076 R)
• M13: 14,193,547 km (0.09 R)
• M14: 14,679,291 km (0.098 R)
• M15: 15,831,195 km (0.102 R)
• M16: 18,151,308 km (0.086 R)
• M17: 20,865,911 km (0.106 R)
• M18: 23,071,283 km (0.095 R)
• M19: 25,528,877 km (0.111 R)
• M20: 25,937,728 km (0.101 R)
• M21: 30,611,763 km (0.118 R)
• M22: 31,073,273 km (0.083 R)
• M23: 35,563,453 km (0.113 R)
• M24: 42,292,515 km (0.108 R)
• M25: 45,355,082 km (0.084 R)
• M26: 47,476,829 km (0.112 R)
• M27: 59,263,346 km (0.118 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 13,635 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit