🌌 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: 4.46

Radius: 1.82

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 0.57 AU - 0.61 AU

Year: 158 Days

Day: 33.8 Hours

Environment

Temp: 237 °C

Axial Tilt: 12.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.77

Radius: 1.26

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.244

Orbit Range: 0.66 AU - 1.08 AU

Year: 283 Days

Day: 28 Hours

Environment

Temp: 108 °C

Axial Tilt: 31.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 41,505,216 km

• M1: 125,363 km (0.093 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.75

Radius: 0.89

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 1.35 AU - 1.83 AU

Year: 698 Days

Day: 15.1 Hours

Environment

Temp: -11 °C

Axial Tilt: 49.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Terrestrial

Semi-Major Axis: 3.45 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.34 AU - 3.56 AU

Year: 2232 Days

Day: 29.3 Hours

Environment

Temp: -105 °C

Axial Tilt: 27.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 41,505,216 km

• M1: 3,106,549 km (0.082 R)

Planet 5 - Terrestrial

Semi-Major Axis: 5.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.27

Radius: 1.1

Gravity: 1.05 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 5.16 AU - 6.1 AU

Year: 4652 Days

Day: 16.7 Hours

Environment

Temp: -127 °C

Axial Tilt: 15.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.7

Radius: 14

Gravity: 0.86 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 4.53 AU - 6.87 AU

Year: 4739 Days

Day: 14.7 Hours

Environment

Temp: -132 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 41,505,216 km

• M1: 225,294 km (0.097 R)
• M2: 388,655 km (0.096 R)
• M3: 523,593 km (0.116 R)
• M4: 670,647 km (0.109 R)
• M5: 789,578 km (0.103 R)
• M6: 1,142,030 km (0.077 R)
• M7: 1,267,244 km (0.099 R)
• M8: 1,375,552 km (0.056 R)
• M9: 1,532,630 km (0.115 R)
• M10: 1,939,836 km (0.078 R)
• M11: 2,104,692 km (0.098 R)
• M12: 2,208,513 km (0.104 R)
• M13: 2,408,227 km (0.107 R)
• M14: 2,572,335 km (0.089 R)
• M15: 2,683,786 km (0.078 R)
• M16: 2,854,178 km (0.096 R)
• M17: 2,984,478 km (0.09 R)
• M18: 3,072,441 km (0.098 R)
• M19: 3,161,302 km (0.107 R)
• M20: 3,463,939 km (0.049 R)
• M21: 3,887,600 km (0.068 R)
• M22: 4,032,560 km (0.081 R)
• M23: 4,179,465 km (0.059 R)
• M24: 4,328,166 km (0.029 R)
• M25: 4,495,416 km (0.09 R)
• M26: 4,819,146 km (0.051 R)
• M27: 4,922,967 km (0.057 R)
• M28: 5,168,307 km (0.119 R)
• M29: 5,616,502 km (0.081 R)
• M30: 5,726,008 km (0.109 R)
• M31: 5,854,513 km (0.071 R)
• M32: 6,021,314 km (0.041 R)
• M33: 6,284,008 km (0.11 R)
• M34: 6,627,186 km (0.071 R)
• M35: 6,723,676 km (0.086 R)
• M36: 7,035,588 km (0.11 R)
• M37: 7,193,264 km (0.058 R)
• M38: 7,572,644 km (0.095 R)
• M39: 7,673,623 km (0.03 R)
• M40: 8,267,975 km (0.105 R)
• M41: 8,455,421 km (0.115 R)
• M42: 8,560,140 km (0.103 R)
• M43: 8,941,016 km (0.116 R)
• M44: 9,090,614 km (0.114 R)
• M45: 9,939,432 km (0.056 R)
• M46: 10,050,135 km (0.111 R)
• M47: 10,161,286 km (0.088 R)
• M48: 10,429,515 km (0.083 R)
• M49: 10,768,204 km (0.111 R)
• M50: 10,904,787 km (0.081 R)
• M51: 11,110,634 km (0.109 R)
• M52: 11,410,278 km (0.064 R)
• M53: 11,923,399 km (0.12 R)
• M54: 12,041,133 km (0.077 R)
• M55: 13,507,940 km (0.06 R)
• M56: 13,827,780 km (0.111 R)
• M57: 14,150,313 km (0.11 R)
• M58: 14,500,222 km (0.04 R)
• M59: 14,979,833 km (0.109 R)
• M60: 15,747,869 km (0.116 R)
• M61: 16,449,931 km (0.118 R)
• M62: 16,950,187 km (0.107 R)
• M63: 17,242,052 km (0.114 R)
• M64: 17,401,972 km (0.089 R)
• M65: 17,723,309 km (0.108 R)
• M66: 17,857,797 km (0.106 R)
• M67: 17,965,657 km (0.112 R)
• M68: 18,181,976 km (0.063 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 560.1

Radius: 14.9

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 5.89 AU - 6.21 AU

Year: 5182 Days

Day: 10.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 41,505,216 km

• M1: 365,468 km (0.111 R)
• M2: 478,115 km (0.053 R)
• M3: 586,723 km (0.075 R)
• M4: 728,841 km (0.063 R)
• M5: 847,622 km (0.1 R)
• M6: 1,013,376 km (0.119 R)
• M7: 1,107,623 km (0.108 R)
• M8: 1,291,329 km (0.096 R)
• M9: 2,217,040 km (0.107 R)
• M10: 2,343,151 km (0.036 R)
• M11: 2,602,704 km (0.117 R)
• M12: 2,813,338 km (0.081 R)
• M13: 2,950,369 km (0.097 R)
• M14: 3,231,464 km (0.026 R)
• M15: 3,733,963 km (0.114 R)
• M16: 4,194,126 km (0.088 R)
• M17: 4,465,347 km (0.113 R)
• M18: 4,603,126 km (0.052 R)
• M19: 4,953,933 km (0.043 R)
• M20: 5,459,873 km (0.118 R)
• M21: 5,558,159 km (0.061 R)
• M22: 5,756,526 km (0.077 R)
• M23: 5,982,568 km (0.063 R)
• M24: 6,417,599 km (0.102 R)
• M25: 6,521,420 km (0.071 R)
• M26: 6,652,019 km (0.071 R)
• M27: 6,783,665 km (0.075 R)
• M28: 6,942,538 km (0.113 R)
• M29: 7,345,555 km (0.088 R)
• M30: 7,700,999 km (0.032 R)
• M31: 8,287,273 km (0.1 R)
• M32: 8,657,378 km (0.113 R)
• M33: 9,003,997 km (0.101 R)
• M34: 9,830,375 km (0.091 R)
• M35: 10,313,576 km (0.054 R)
• M36: 10,435,648 km (0.107 R)
• M37: 10,650,321 km (0.065 R)
• M38: 11,177,953 km (0.066 R)
• M39: 12,550,364 km (0.103 R)
• M40: 12,811,562 km (0.117 R)
• M41: 13,173,738 km (0.083 R)
• M42: 13,539,355 km (0.073 R)
• M43: 14,077,010 km (0.074 R)
• M44: 14,246,504 km (0.103 R)
• M45: 14,450,706 km (0.108 R)
• M46: 14,931,214 km (0.105 R)
• M47: 15,173,413 km (0.112 R)
• M48: 15,486,820 km (0.108 R)
• M49: 16,013,704 km (0.102 R)
• M50: 16,226,283 km (0.118 R)
• M51: 16,797,447 km (0.038 R)
• M52: 17,049,370 km (0.107 R)
• M53: 17,484,251 km (0.105 R)
• M54: 17,959,524 km (0.094 R)
• M55: 18,327,983 km (0.119 R)
• M56: 18,550,286 km (0.113 R)
• M57: 18,960,184 km (0.104 R)
• M58: 19,561,717 km (0.052 R)
• M59: 19,713,110 km (0.085 R)
• M60: 19,864,952 km (0.106 R)
• M61: 20,245,977 km (0.114 R)
• M62: 20,938,167 km (0.044 R)
• M63: 21,364,970 km (0.093 R)
• M64: 21,559,896 km (0.076 R)
• M65: 21,951,692 km (0.117 R)
• M66: 22,187,907 km (0.074 R)
• M67: 22,662,731 km (0.106 R)
• M68: 23,341,157 km (0.067 R)
• M69: 24,677,366 km (0.097 R)
• M70: 25,499,107 km (0.099 R)
• M71: 25,747,439 km (0.084 R)
• M72: 26,288,235 km (0.099 R)
• M73: 26,706,810 km (0.114 R)
• M74: 26,832,772 km (0.12 R)
• M75: 27,211,853 km (0.108 R)
• M76: 27,381,048 km (0.12 R)
• M77: 28,789,362 km (0.118 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 872.7

Radius: 14.8

Gravity: 3.98 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 6.73 AU - 8.25 AU

Year: 7139 Days

Day: 7.6 Hours

Environment

Temp: -146 °C

Axial Tilt: 12.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 41,505,216 km

• M1: 367,412 km (0.057 R)
• M2: 478,115 km (0.059 R)
• M3: 578,495 km (0.092 R)
• M4: 791,373 km (0.098 R)
• M5: 1,136,645 km (0.071 R)
• M6: 2,120,849 km (0.039 R)
• M7: 2,371,874 km (0.088 R)
• M8: 2,584,602 km (0.064 R)
• M9: 2,754,546 km (0.092 R)
• M10: 3,029,357 km (0.109 R)
• M11: 3,392,431 km (0.091 R)
• M12: 3,579,279 km (0.108 R)
• M13: 4,103,918 km (0.101 R)
• M14: 4,477,015 km (0.072 R)
• M15: 4,653,092 km (0.114 R)
• M16: 4,921,471 km (0.118 R)
• M17: 5,567,584 km (0.095 R)
• M18: 5,725,559 km (0.09 R)
• M19: 6,175,550 km (0.043 R)
• M20: 7,316,084 km (0.117 R)
• M21: 7,594,037 km (0.052 R)
• M22: 9,109,463 km (0.104 R)
• M23: 9,296,012 km (0.089 R)
• M24: 9,521,605 km (0.09 R)
• M25: 9,635,150 km (0.118 R)
• M26: 10,403,186 km (0.084 R)
• M27: 11,431,372 km (0.12 R)
• M28: 11,673,122 km (0.053 R)
• M29: 11,957,507 km (0.093 R)
• M30: 12,203,147 km (0.08 R)
• M31: 12,367,705 km (0.095 R)
• M32: 12,616,037 km (0.105 R)
• M33: 13,498,365 km (0.087 R)
• M34: 14,183,973 km (0.094 R)
• M35: 14,618,405 km (0.049 R)
• M36: 14,793,285 km (0.104 R)
• M37: 15,101,157 km (0.091 R)
• M38: 15,544,715 km (0.083 R)
• M39: 16,946,746 km (0.094 R)
• M40: 18,106,728 km (0.095 R)
• M41: 18,389,019 km (0.076 R)
• M42: 18,577,961 km (0.114 R)
• M43: 19,484,524 km (0.111 R)
• M44: 20,015,896 km (0.088 R)
• M45: 20,405,449 km (0.065 R)
• M46: 20,945,048 km (0.053 R)
• M47: 21,142,517 km (0.119 R)
• M48: 22,038,459 km (0.108 R)
• M49: 22,390,313 km (0.051 R)
• M50: 22,642,685 km (0.06 R)
• M51: 22,997,681 km (0.12 R)
• M52: 23,201,433 km (0.098 R)
• M53: 24,177,110 km (0.062 R)
• M54: 24,800,335 km (0.098 R)
• M55: 25,376,287 km (0.059 R)
• M56: 25,903,619 km (0.085 R)
• M57: 27,130,322 km (0.118 R)
• M58: 28,649,339 km (0.036 R)
• M59: 29,308,616 km (0.079 R)
• M60: 31,091,524 km (0.103 R)
• M61: 31,712,505 km (0.091 R)
• M62: 32,052,840 km (0.084 R)
• M63: 32,622,957 km (0.114 R)
• M64: 34,178,925 km (0.111 R)
• M65: 35,171,058 km (0.11 R)
• M66: 35,700,185 km (0.076 R)
• M67: 36,350,338 km (0.06 R)
• M68: 37,243,287 km (0.118 R)
• M69: 38,023,141 km (0.066 R)
• M70: 38,264,143 km (0.091 R)
• M71: 38,384,869 km (0.119 R)
• M72: 39,111,615 km (0.094 R)
• M73: 39,233,238 km (0.12 R)
• M74: 40,640,506 km (0.07 R)

Kuiper Belt

Range: 31.5 - 47.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 238 - 20,165 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit