🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.49

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 0.46 AU - 0.58 AU

Year: 242 Days

Day: 19.2 Hours

Environment

Temp: -109 °C

Axial Tilt: 23.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 55,994,740 km

• M1: 59,241 km (0.071 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.2

Radius: 9.7

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 0.67 AU - 0.91 AU

Year: 453 Days

Day: 14.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 55,994,740 km

• M1: 120,576 km (0.078 R)
• M2: 424,559 km (0.102 R)
• M3: 777,011 km (0.091 R)
• M4: 1,155,344 km (0.082 R)
• M5: 1,509,443 km (0.082 R)
• M6: 2,147,029 km (0.047 R)
• M7: 3,107,297 km (0.074 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.85 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 549.7

Radius: 14.3

Gravity: 2.69 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 0.82 AU - 0.88 AU

Year: 506 Days

Day: 6.5 Hours

Environment

Temp: -142 °C

Axial Tilt: 114 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 55,994,740 km

• M1: 177,872 km (0.042 R)
• M2: 695,630 km (0.068 R)
• M3: 1,233,584 km (0.047 R)
• M4: 1,735,934 km (0.073 R)
• M5: 2,207,017 km (0.094 R)
• M6: 2,910,277 km (0.047 R)
• M7: 3,415,768 km (0.114 R)
• M8: 4,739,410 km (0.08 R)
• M9: 5,233,831 km (0.038 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 915.5

Radius: 11.4

Gravity: 7.04 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 1.5 AU - 1.78 AU

Year: 1356 Days

Day: 8.3 Hours

Environment

Temp: -179 °C

Axial Tilt: 72.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 55,994,740 km

• M1: 142,118 km (0.061 R)
• M2: 540,946 km (0.102 R)
• M3: 1,127,669 km (0.027 R)
• M4: 2,399,400 km (0.12 R)
• M5: 2,777,883 km (0.111 R)
• M6: 3,947,589 km (0.049 R)
• M7: 4,913,991 km (0.117 R)
• M8: 5,508,044 km (0.07 R)
• M9: 6,414,906 km (0.071 R)
• M10: 6,814,632 km (0.075 R)
• M11: 9,162,870 km (0.091 R)
• M12: 10,064,346 km (0.098 R)
• M13: 10,639,999 km (0.1 R)
• M14: 11,059,322 km (0.104 R)
• M15: 12,081,075 km (0.111 R)
• M16: 12,537,798 km (0.107 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 153.3

Radius: 12.3

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.015

Orbit Range: 3.17 AU - 3.27 AU

Year: 3731 Days

Day: 5.7 Hours

Environment

Temp: -195 °C

Axial Tilt: 18.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 55,994,740 km

• M1: 156,330 km (0.108 R)
• M2: 568,322 km (0.067 R)
• M3: 1,115,551 km (0.114 R)
• M4: 1,587,233 km (0.065 R)
• M5: 2,746,767 km (0.038 R)
• M6: 5,632,659 km (0.103 R)
• M7: 6,080,705 km (0.106 R)
• M8: 7,374,577 km (0.114 R)
• M9: 10,085,589 km (0.04 R)
• M10: 10,606,489 km (0.056 R)
• M11: 14,903,239 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 393.5

Radius: 11.7

Gravity: 2.87 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 3.46 AU - 3.74 AU

Year: 4410 Days

Day: 11.1 Hours

Environment

Temp: -212 °C

Axial Tilt: 19.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 55,994,740 km

• M1: 166,502 km (0.111 R)
• M2: 612,304 km (0.103 R)
• M3: 1,485,507 km (0.104 R)
• M4: 2,452,059 km (0.064 R)
• M5: 2,978,942 km (0.101 R)
• M6: 3,678,312 km (0.084 R)
• M7: 4,978,019 km (0.09 R)
• M8: 7,169,777 km (0.114 R)
• M9: 9,479,568 km (0.073 R)
• M10: 9,862,688 km (0.079 R)
• M11: 15,304,610 km (0.074 R)
• M12: 19,629,036 km (0.099 R)
• M13: 22,003,154 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 176.5

Radius: 12.4

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 4.67 AU - 6.33 AU

Year: 8328 Days

Day: 10.3 Hours

Environment

Temp: -212 °C

Axial Tilt: 10.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 55,994,740 km

• M1: 154,235 km (0.107 R)
• M2: 1,058,854 km (0.109 R)
• M3: 1,604,138 km (0.1 R)
• M4: 1,990,848 km (0.096 R)
• M5: 4,793,265 km (0.03 R)
• M6: 6,898,855 km (0.052 R)
• M7: 7,424,991 km (0.063 R)
• M8: 12,220,052 km (0.117 R)
• M9: 17,710,294 km (0.03 R)
• M10: 21,401,023 km (0.056 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.97 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 517.4

Radius: 6.1

Gravity: 13.9 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 6.58 AU - 9.36 AU

Year: 14528 Days

Day: 20.1 Hours

Environment

Temp: -216 °C

Axial Tilt: 37.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 55,994,740 km

• M1: 75,846 km (0.1 R)
• M2: 679,474 km (0.104 R)
• M3: 2,728,516 km (0.077 R)
• M4: 3,845,862 km (0.11 R)
• M5: 4,368,557 km (0.039 R)
• M6: 4,839,192 km (0.109 R)
• M7: 5,239,665 km (0.107 R)
• M8: 11,677,610 km (0.055 R)
• M9: 12,706,095 km (0.111 R)
• M10: 13,210,390 km (0.07 R)
• M11: 16,520,392 km (0.116 R)
• M12: 19,010,449 km (0.079 R)
• M13: 26,816,914 km (0.11 R)
• M14: 28,066,954 km (0.039 R)
• M15: 29,793,463 km (0.03 R)
• M16: 33,814,654 km (0.104 R)
• M17: 38,705,008 km (0.119 R)
• M18: 41,937,519 km (0.045 R)
• M19: 45,199,800 km (0.084 R)
• M20: 51,111,459 km (0.085 R)
• M21: 52,545,354 km (0.103 R)
• M22: 54,663,361 km (0.103 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: 480 - 15,319 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit