🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.84

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.5 AU - 0.68 AU

Year: 166 Days

Day: 29 Hours

Environment

Temp: 142 °C

Axial Tilt: 35.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,823,630 km

• M1: 67,618 km (0.047 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.5 AU - 0.7 AU

Year: 171 Days

Day: 40.3 Hours

Environment

Temp: 198 °C

Axial Tilt: 45.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 70,823,630 km

• M1: 47,423 km (0.044 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.81 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 0.69 AU - 0.93 AU

Year: 268 Days

Day: 46.9 Hours

Environment

Temp: 122 °C

Axial Tilt: 42.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 4 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.53

Radius: 0.78

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.9 AU - 1.06 AU

Year: 356 Days

Day: 44.2 Hours

Environment

Temp: 28 °C

Axial Tilt: 18.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.25

Radius: 1.09

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 0.96 AU - 1.16 AU

Year: 401 Days

Day: 34.7 Hours

Environment

Temp: 33 °C

Axial Tilt: 71.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 6 - Terrestrial

Semi-Major Axis: 2.12 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.22

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.19

Orbit Range: 1.72 AU - 2.52 AU

Year: 1133 Days

Day: 21.7 Hours

Environment

Temp: -70 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 70,823,630 km

• M1: 266,284 km (0.069 R)
• M2: 836,701 km (0.09 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.43

Radius: 1.43

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 2.39 AU - 2.85 AU

Year: 1557 Days

Day: 28.4 Hours

Environment

Temp: -84 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 70,823,630 km

• M1: 600,037 km (0.096 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.32 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 15.1

Radius: 13.2

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 8.7 AU - 9.94 AU

Year: 10445 Days

Day: 14.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 70,823,630 km

• M1: 473,477 km (0.101 R)
• M2: 753,973 km (0.042 R)
• M3: 1,386,922 km (0.115 R)
• M4: 2,200,585 km (0.086 R)
• M5: 2,433,060 km (0.055 R)
• M6: 2,662,094 km (0.047 R)
• M7: 4,527,131 km (0.1 R)
• M8: 5,514,028 km (0.115 R)
• M9: 6,517,979 km (0.107 R)
• M10: 6,838,268 km (0.085 R)
• M11: 7,229,616 km (0.088 R)
• M12: 7,361,711 km (0.11 R)
• M13: 7,965,937 km (0.074 R)
• M14: 8,516,457 km (0.12 R)
• M15: 9,891,561 km (0.071 R)
• M16: 9,983,264 km (0.054 R)
• M17: 13,305,683 km (0.092 R)
• M18: 13,467,997 km (0.103 R)

Planet 9 - Gas Giant

Semi-Major Axis: 11.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 994.5

Radius: 14.8

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 11.39 AU - 12.19 AU

Year: 14861 Days

Day: 13.3 Hours

Environment

Temp: -184 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 70,823,630 km

• M1: 186,249 km (0.087 R)
• M2: 834,756 km (0.042 R)
• M3: 1,325,437 km (0.084 R)
• M4: 2,413,313 km (0.084 R)
• M5: 2,514,441 km (0.11 R)
• M6: 2,756,042 km (0.109 R)
• M7: 3,956,265 km (0.088 R)
• M8: 4,076,542 km (0.117 R)
• M9: 4,279,546 km (0.072 R)
• M10: 4,780,699 km (0.116 R)
• M11: 5,038,456 km (0.112 R)
• M12: 6,068,737 km (0.118 R)
• M13: 6,254,537 km (0.103 R)
• M14: 6,823,308 km (0.116 R)
• M15: 8,266,330 km (0.101 R)
• M16: 10,074,519 km (0.073 R)
• M17: 11,594,433 km (0.075 R)
• M18: 11,883,905 km (0.06 R)
• M19: 12,234,263 km (0.084 R)
• M20: 12,588,062 km (0.069 R)
• M21: 12,885,463 km (0.115 R)
• M22: 13,426,858 km (0.098 R)
• M23: 14,531,788 km (0.076 R)
• M24: 14,969,361 km (0.118 R)
• M25: 15,921,701 km (0.07 R)
• M26: 16,372,889 km (0.118 R)
• M27: 16,959,163 km (0.12 R)
• M28: 18,018,465 km (0.095 R)
• M29: 19,992,708 km (0.072 R)
• M30: 21,252,322 km (0.1 R)
• M31: 21,891,853 km (0.107 R)
• M32: 22,393,604 km (0.1 R)
• M33: 23,335,473 km (0.118 R)
• M34: 23,554,783 km (0.059 R)
• M35: 23,921,597 km (0.027 R)
• M36: 24,661,059 km (0.095 R)
• M37: 24,884,409 km (0.117 R)
• M38: 25,258,104 km (0.097 R)
• M39: 26,542,402 km (0.028 R)
• M40: 28,158,358 km (0.076 R)
• M41: 28,704,091 km (0.099 R)
• M42: 29,095,888 km (0.114 R)
• M43: 29,726,742 km (0.12 R)
• M44: 30,362,085 km (0.111 R)
• M45: 30,681,476 km (0.085 R)
• M46: 31,323,401 km (0.111 R)
• M47: 32,539,182 km (0.053 R)
• M48: 34,018,406 km (0.092 R)
• M49: 34,933,197 km (0.075 R)
• M50: 36,447,576 km (0.067 R)
• M51: 38,155,386 km (0.108 R)
• M52: 39,453,147 km (0.048 R)
• M53: 39,801,710 km (0.061 R)
• M54: 40,853,533 km (0.103 R)
• M55: 41,648,346 km (0.05 R)
• M56: 42,805,336 km (0.056 R)
• M57: 43,163,623 km (0.09 R)
• M58: 45,333,391 km (0.098 R)
• M59: 45,698,410 km (0.09 R)
• M60: 45,881,368 km (0.113 R)
• M61: 46,707,447 km (0.088 R)
• M62: 47,260,959 km (0.076 R)
• M63: 47,816,566 km (0.108 R)
• M64: 49,028,009 km (0.109 R)
• M65: 49,402,752 km (0.084 R)
• M66: 50,438,268 km (0.106 R)
• M67: 51,671,254 km (0.056 R)
• M68: 53,010,155 km (0.075 R)
• M69: 55,332,064 km (0.086 R)
• M70: 56,701,782 km (0.101 R)
• M71: 57,489,415 km (0.065 R)
• M72: 58,777,153 km (0.096 R)
• M73: 59,574,360 km (0.081 R)
• M74: 61,280,225 km (0.089 R)
• M75: 63,002,096 km (0.118 R)
• M76: 64,945,372 km (0.045 R)
• M77: 65,666,285 km (0.091 R)
• M78: 66,079,474 km (0.067 R)
• M79: 66,908,246 km (0.098 R)
• M80: 68,785,849 km (0.12 R)
• M81: 70,258,042 km (0.088 R)
• M82: 70,363,658 km (0.114 R)

Planet 10 - Gas Giant

Semi-Major Axis: 12.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 925.6

Radius: 13

Gravity: 5.48 G

Time & Orbit

Eccentricity (e): 0.187

Orbit Range: 9.84 AU - 14.36 AU

Year: 15451 Days

Day: 10.8 Hours

Environment

Temp: -189 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 70,823,630 km

• M1: 332,257 km (0.088 R)
• M2: 475,123 km (0.075 R)
• M3: 858,841 km (0.109 R)
• M4: 1,073,066 km (0.105 R)
• M5: 1,174,343 km (0.078 R)
• M6: 1,671,457 km (0.085 R)
• M7: 1,820,905 km (0.098 R)
• M8: 3,135,871 km (0.074 R)
• M9: 4,897,685 km (0.047 R)
• M10: 4,984,003 km (0.046 R)
• M11: 5,379,091 km (0.08 R)
• M12: 5,558,010 km (0.068 R)
• M13: 6,576,921 km (0.119 R)
• M14: 7,059,075 km (0.115 R)
• M15: 7,304,565 km (0.08 R)
• M16: 8,160,115 km (0.112 R)
• M17: 8,835,849 km (0.111 R)
• M18: 9,314,263 km (0.099 R)
• M19: 10,969,413 km (0.091 R)
• M20: 11,830,648 km (0.064 R)
• M21: 11,947,185 km (0.105 R)
• M22: 12,594,794 km (0.067 R)
• M23: 12,892,943 km (0.082 R)
• M24: 14,108,874 km (0.098 R)
• M25: 14,543,007 km (0.065 R)
• M26: 14,793,135 km (0.111 R)
• M27: 15,807,857 km (0.076 R)
• M28: 16,453,372 km (0.118 R)
• M29: 16,976,067 km (0.114 R)
• M30: 17,239,509 km (0.078 R)
• M31: 17,837,153 km (0.063 R)
• M32: 17,970,893 km (0.077 R)
• M33: 20,504,632 km (0.042 R)
• M34: 21,279,400 km (0.111 R)
• M35: 21,634,694 km (0.12 R)
• M36: 22,423,374 km (0.117 R)
• M37: 23,660,549 km (0.116 R)
• M38: 24,770,715 km (0.11 R)
• M39: 25,069,462 km (0.087 R)
• M40: 25,897,635 km (0.067 R)
• M41: 27,580,761 km (0.093 R)
• M42: 27,735,595 km (0.094 R)
• M43: 28,905,450 km (0.094 R)
• M44: 29,694,429 km (0.104 R)
• M45: 30,490,440 km (0.079 R)
• M46: 30,650,509 km (0.089 R)
• M47: 30,810,729 km (0.114 R)
• M48: 31,212,848 km (0.056 R)
• M49: 31,778,627 km (0.107 R)
• M50: 32,184,785 km (0.049 R)
• M51: 34,158,430 km (0.117 R)
• M52: 34,241,606 km (0.066 R)
• M53: 36,255,792 km (0.044 R)
• M54: 36,935,714 km (0.116 R)
• M55: 40,574,084 km (0.105 R)
• M56: 41,279,887 km (0.084 R)
• M57: 41,989,878 km (0.099 R)
• M58: 42,703,909 km (0.09 R)
• M59: 43,872,717 km (0.111 R)
• M60: 44,234,445 km (0.112 R)
• M61: 44,688,026 km (0.099 R)
• M62: 44,778,831 km (0.105 R)
• M63: 45,966,190 km (0.072 R)
• M64: 46,333,602 km (0.109 R)
• M65: 46,425,605 km (0.098 R)
• M66: 47,163,870 km (0.11 R)
• M67: 47,720,075 km (0.076 R)
• M68: 50,912,943 km (0.118 R)
• M69: 52,056,319 km (0.114 R)
• M70: 53,304,414 km (0.101 R)
• M71: 55,341,339 km (0.09 R)
• M72: 55,634,401 km (0.118 R)
• M73: 55,830,075 km (0.056 R)
• M74: 57,700,348 km (0.077 R)
• M75: 58,593,447 km (0.052 R)
• M76: 58,892,194 km (0.071 R)
• M77: 58,991,976 km (0.11 R)
• M78: 60,695,147 km (0.074 R)
• M79: 64,355,059 km (0.083 R)
• M80: 65,177,997 km (0.116 R)
• M81: 65,901,004 km (0.073 R)
• M82: 66,004,525 km (0.093 R)
• M83: 66,938,465 km (0.112 R)
• M84: 67,459,065 km (0.067 R)
• M85: 68,295,168 km (0.099 R)
• M86: 69,344,896 km (0.036 R)
• M87: 69,660,847 km (0.117 R)
• M88: 69,977,396 km (0.103 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 311 - 11,349 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit