🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.22 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.69

Radius: 1.23

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 2.18 AU - 2.26 AU

Year: 1260 Days

Day: 21.7 Hours

Environment

Temp: -90 °C

Axial Tilt: 21.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,453,707 km

• M1: 141,370 km (0.088 R)

Planet 2 - Terrestrial

Semi-Major Axis: 2.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.81

Radius: 0.92

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 2.55 AU - 2.79 AU

Year: 1661 Days

Day: 34.4 Hours

Environment

Temp: -96 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.13 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.5

Radius: 10.2

Gravity: 2.23 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 4.33 AU - 6.85 AU

Year: 5033 Days

Day: 12.6 Hours

Environment

Temp: -158 °C

Axial Tilt: 13.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 87,453,707 km

• M1: 126,859 km (0.118 R)
• M2: 455,376 km (0.117 R)
• M3: 946,057 km (0.036 R)
• M4: 1,412,952 km (0.104 R)
• M5: 1,869,674 km (0.113 R)
• M6: 2,214,048 km (0.113 R)
• M7: 2,708,320 km (0.104 R)
• M8: 3,329,001 km (0.095 R)
• M9: 3,663,801 km (0.102 R)
• M10: 4,166,450 km (0.094 R)
• M11: 5,285,442 km (0.072 R)
• M12: 7,308,754 km (0.089 R)
• M13: 9,140,879 km (0.072 R)
• M14: 9,652,503 km (0.062 R)
• M15: 10,573,727 km (0.092 R)
• M16: 11,015,041 km (0.118 R)
• M17: 11,934,619 km (0.086 R)
• M18: 12,281,536 km (0.082 R)
• M19: 13,132,299 km (0.114 R)
• M20: 13,736,824 km (0.084 R)
• M21: 14,262,661 km (0.102 R)
• M22: 18,615,510 km (0.118 R)
• M23: 19,378,459 km (0.098 R)
• M24: 20,040,131 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 695.3

Radius: 12.7

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 5.44 AU - 7.7 AU

Year: 6413 Days

Day: 5.7 Hours

Environment

Temp: -161 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 87,453,707 km

• M1: 196,871 km (0.102 R)
• M2: 591,809 km (0.101 R)
• M3: 1,027,737 km (0.107 R)
• M4: 2,633,970 km (0.117 R)
• M5: 3,073,339 km (0.084 R)
• M6: 3,837,185 km (0.085 R)
• M7: 4,302,734 km (0.055 R)
• M8: 4,805,832 km (0.065 R)
• M9: 5,318,653 km (0.104 R)
• M10: 6,832,584 km (0.076 R)
• M11: 9,376,346 km (0.104 R)
• M12: 10,836,571 km (0.056 R)
• M13: 13,249,135 km (0.118 R)
• M14: 13,805,340 km (0.096 R)
• M15: 14,319,209 km (0.088 R)
• M16: 15,567,902 km (0.074 R)
• M17: 16,250,517 km (0.107 R)
• M18: 16,759,300 km (0.118 R)
• M19: 20,476,957 km (0.058 R)
• M20: 21,983,258 km (0.114 R)
• M21: 23,562,263 km (0.096 R)
• M22: 27,389,725 km (0.115 R)
• M23: 32,407,088 km (0.088 R)
• M24: 35,078,906 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 823.5

Radius: 12.6

Gravity: 5.19 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 5.93 AU - 7.89 AU

Year: 6917 Days

Day: 7.9 Hours

Environment

Temp: -155 °C

Axial Tilt: 20.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 87,453,707 km

• M1: 156,629 km (0.08 R)
• M2: 568,023 km (0.09 R)
• M3: 991,535 km (0.073 R)
• M4: 1,636,152 km (0.064 R)
• M5: 2,284,210 km (0.118 R)
• M6: 3,632,087 km (0.076 R)
• M7: 4,914,440 km (0.11 R)
• M8: 5,517,169 km (0.103 R)
• M9: 8,187,641 km (0.037 R)
• M10: 8,819,243 km (0.115 R)
• M11: 11,010,702 km (0.118 R)
• M12: 16,051,702 km (0.118 R)
• M13: 16,707,389 km (0.068 R)
• M14: 18,072,769 km (0.037 R)
• M15: 24,713,718 km (0.065 R)
• M16: 27,772,545 km (0.112 R)
• M17: 30,374,950 km (0.103 R)
• M18: 32,925,743 km (0.047 R)
• M19: 34,957,731 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 546.1

Radius: 10.9

Gravity: 4.6 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 6.86 AU - 10.98 AU

Year: 10145 Days

Day: 14.6 Hours

Environment

Temp: -168 °C

Axial Tilt: 28.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 87,453,707 km

• M1: 135,536 km (0.067 R)
• M2: 498,909 km (0.068 R)
• M3: 851,511 km (0.109 R)
• M4: 1,193,193 km (0.077 R)
• M5: 1,699,881 km (0.104 R)
• M6: 2,171,114 km (0.099 R)
• M7: 2,571,139 km (0.118 R)
• M8: 3,041,923 km (0.107 R)
• M9: 3,920,511 km (0.109 R)
• M10: 4,575,900 km (0.093 R)
• M11: 5,795,122 km (0.119 R)
• M12: 6,462,478 km (0.108 R)
• M13: 7,219,444 km (0.055 R)
• M14: 8,034,453 km (0.039 R)
• M15: 9,184,262 km (0.092 R)
• M16: 9,607,026 km (0.113 R)
• M17: 11,428,978 km (0.11 R)
• M18: 12,421,710 km (0.116 R)
• M19: 13,711,991 km (0.082 R)
• M20: 14,140,589 km (0.083 R)
• M21: 16,351,646 km (0.094 R)
• M22: 21,447,847 km (0.087 R)
• M23: 28,690,777 km (0.083 R)
• M24: 29,901,473 km (0.115 R)
• M25: 31,462,227 km (0.114 R)
• M26: 32,209,020 km (0.102 R)
• M27: 33,960,063 km (0.117 R)
• M28: 35,200,080 km (0.061 R)
• M29: 36,704,286 km (0.112 R)
• M30: 38,130,552 km (0.104 R)
• M31: 40,589,044 km (0.051 R)
• M32: 44,338,715 km (0.098 R)

Asteroid Belt

Center: 9.28 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 9.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.6

Radius: 11.2

Gravity: 2.63 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 9.04 AU - 10.24 AU

Year: 11398 Days

Day: 7.2 Hours

Environment

Temp: -182 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 87,453,707 km

• M1: 141,669 km (0.083 R)
• M2: 598,391 km (0.109 R)
• M3: 1,016,817 km (0.098 R)
• M4: 1,688,661 km (0.088 R)
• M5: 2,562,163 km (0.109 R)
• M6: 2,954,259 km (0.115 R)
• M7: 3,911,087 km (0.077 R)
• M8: 4,770,227 km (0.091 R)
• M9: 5,653,453 km (0.07 R)
• M10: 6,714,700 km (0.11 R)
• M11: 9,319,199 km (0.109 R)
• M12: 10,846,294 km (0.076 R)
• M13: 12,259,396 km (0.098 R)
• M14: 12,869,007 km (0.102 R)
• M15: 18,568,836 km (0.079 R)
• M16: 19,972,662 km (0.113 R)
• M17: 22,741,868 km (0.111 R)
• M18: 24,870,197 km (0.115 R)
• M19: 27,878,610 km (0.086 R)
• M20: 28,836,037 km (0.041 R)
• M21: 31,633,966 km (0.111 R)
• M22: 32,465,431 km (0.076 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.91 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 125.8

Radius: 5.2

Gravity: 4.65 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 9.6 AU - 14.22 AU

Year: 15652 Days

Day: 19.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 87,453,707 km

• M1: 76,744 km (0.07 R)
• M2: 278,551 km (0.119 R)
• M3: 455,077 km (0.095 R)
• M4: 762,500 km (0.094 R)
• M5: 2,206,269 km (0.078 R)
• M6: 3,187,931 km (0.103 R)
• M7: 3,847,059 km (0.108 R)
• M8: 5,219,919 km (0.04 R)
• M9: 5,585,087 km (0.043 R)
• M10: 7,442,644 km (0.061 R)
• M11: 7,748,871 km (0.104 R)
• M12: 8,634,639 km (0.118 R)
• M13: 10,040,859 km (0.105 R)
• M14: 10,462,426 km (0.084 R)
• M15: 14,269,094 km (0.06 R)
• M16: 16,999,404 km (0.101 R)
• M17: 20,502,687 km (0.074 R)
• M18: 21,795,662 km (0.04 R)
• M19: 28,801,180 km (0.051 R)
• M20: 30,711,994 km (0.068 R)
• M21: 33,942,710 km (0.12 R)

Planet 9 - Ice Giant

Semi-Major Axis: 17.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 557

Radius: 3.7

Gravity: 40.69 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 16.44 AU - 18.1 AU

Year: 27330 Days

Day: 23.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 87,453,707 km

• M1: 47,871 km (0.067 R)
• M2: 346,917 km (0.083 R)
• M3: 498,610 km (0.066 R)
• M4: 626,815 km (0.037 R)
• M5: 777,161 km (0.07 R)
• M6: 914,641 km (0.086 R)
• M7: 1,054,964 km (0.053 R)
• M8: 1,444,816 km (0.092 R)
• M9: 1,672,654 km (0.111 R)
• M10: 1,805,048 km (0.025 R)
• M11: 2,830,392 km (0.072 R)
• M12: 3,187,183 km (0.112 R)
• M13: 3,989,626 km (0.056 R)
• M14: 4,331,457 km (0.113 R)
• M15: 4,842,184 km (0.083 R)
• M16: 6,338,611 km (0.115 R)
• M17: 9,237,220 km (0.053 R)
• M18: 9,354,654 km (0.114 R)
• M19: 11,037,630 km (0.082 R)
• M20: 12,622,021 km (0.078 R)
• M21: 13,206,949 km (0.049 R)
• M22: 14,351,821 km (0.057 R)
• M23: 15,314,184 km (0.101 R)
• M24: 16,233,314 km (0.097 R)
• M25: 16,663,108 km (0.082 R)
• M26: 17,997,671 km (0.053 R)
• M27: 18,926,075 km (0.042 R)
• M28: 27,895,216 km (0.063 R)
• M29: 28,387,393 km (0.051 R)
• M30: 29,898,481 km (0.091 R)
• M31: 31,462,527 km (0.027 R)
• M32: 32,264,670 km (0.078 R)
• M33: 32,670,829 km (0.114 R)
• M34: 35,036,719 km (0.062 R)
• M35: 36,773,849 km (0.12 R)
• M36: 38,415,836 km (0.099 R)
• M37: 44,463,928 km (0.076 R)
• M38: 51,852,866 km (0.111 R)
• M39: 53,725,233 km (0.11 R)
• M40: 55,448,451 km (0.107 R)
• M41: 67,225,394 km (0.107 R)
• M42: 71,722,605 km (0.057 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 430 - 15,208 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit