🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.05

Radius: 1.75

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 0.51 AU - 0.57 AU

Year: 168 Days

Day: 16.4 Hours

Environment

Temp: 161 °C

Axial Tilt: 39.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.52

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.66 AU - 0.92 AU

Year: 298 Days

Day: 23.6 Hours

Environment

Temp: -3 °C

Axial Tilt: 19 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.23

Radius: 1.6

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.08

Orbit Range: 0.9 AU - 1.06 AU

Year: 412 Days

Day: 32.2 Hours

Environment

Temp: -44 °C

Axial Tilt: 22.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.67

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.49 AU - 2.31 AU

Year: 1112 Days

Day: 17.8 Hours

Environment

Temp: -118 °C

Axial Tilt: 7.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 1.72 AU - 2.68 AU

Year: 1386 Days

Day: 12.6 Hours

Environment

Temp: -124 °C

Axial Tilt: 4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.15

Radius: 0.47

Gravity: 0.68 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 2.08 AU - 2.86 AU

Year: 1648 Days

Day: 23 Hours

Environment

Temp: -132 °C

Axial Tilt: 46.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,221,480 km

• M1: 193,879 km (0.076 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 2.17 AU - 3.09 AU

Year: 1811 Days

Day: 26.8 Hours

Environment

Temp: -140 °C

Axial Tilt: 14 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 101,221,480 km

• M1: 1,717,832 km (0.096 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 936.7

Radius: 5.2

Gravity: 34.64 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 10.79 AU - 11.23 AU

Year: 15512 Days

Day: 19.9 Hours

Environment

Temp: -201 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 101,221,480 km

• M1: 363,224 km (0.117 R)
• M2: 634,445 km (0.106 R)
• M3: 699,819 km (0.044 R)
• M4: 1,164,320 km (0.076 R)
• M5: 1,469,500 km (0.071 R)
• M6: 1,860,998 km (0.069 R)
• M7: 2,419,147 km (0.112 R)
• M8: 3,441,798 km (0.054 R)
• M9: 3,795,747 km (0.081 R)
• M10: 3,835,839 km (0.042 R)
• M11: 4,161,214 km (0.059 R)
• M12: 4,708,892 km (0.104 R)
• M13: 5,413,648 km (0.109 R)
• M14: 5,732,291 km (0.056 R)
• M15: 6,150,866 km (0.075 R)
• M16: 6,292,685 km (0.091 R)
• M17: 6,531,293 km (0.046 R)
• M18: 7,819,032 km (0.11 R)
• M19: 8,178,964 km (0.114 R)
• M20: 8,334,845 km (0.08 R)
• M21: 9,344,631 km (0.11 R)
• M22: 9,836,359 km (0.106 R)
• M23: 10,280,515 km (0.078 R)
• M24: 10,392,564 km (0.106 R)
• M25: 10,844,798 km (0.098 R)
• M26: 11,073,384 km (0.112 R)
• M27: 13,322,438 km (0.112 R)
• M28: 13,567,330 km (0.109 R)
• M29: 14,061,153 km (0.066 R)
• M30: 14,561,109 km (0.099 R)
• M31: 15,385,692 km (0.1 R)
• M32: 15,513,898 km (0.077 R)
• M33: 16,355,834 km (0.084 R)
• M34: 16,552,256 km (0.067 R)
• M35: 16,749,426 km (0.118 R)
• M36: 19,660,152 km (0.094 R)
• M37: 21,137,431 km (0.108 R)
• M38: 21,781,300 km (0.09 R)
• M39: 23,015,184 km (0.077 R)
• M40: 23,161,790 km (0.089 R)
• M41: 24,048,307 km (0.089 R)
• M42: 24,720,300 km (0.116 R)
• M43: 25,550,120 km (0.12 R)
• M44: 25,625,966 km (0.108 R)
• M45: 26,235,727 km (0.065 R)
• M46: 27,469,610 km (0.069 R)
• M47: 27,625,192 km (0.119 R)
• M48: 27,703,132 km (0.07 R)
• M49: 29,674,084 km (0.118 R)
• M50: 29,913,590 km (0.065 R)
• M51: 30,716,632 km (0.113 R)
• M52: 31,608,235 km (0.064 R)
• M53: 32,261,978 km (0.116 R)
• M54: 32,426,086 km (0.093 R)
• M55: 34,333,459 km (0.113 R)
• M56: 34,584,933 km (0.059 R)
• M57: 35,089,677 km (0.082 R)
• M58: 37,047,015 km (0.089 R)
• M59: 37,218,903 km (0.069 R)
• M60: 37,391,090 km (0.069 R)
• M61: 39,302,053 km (0.069 R)
• M62: 39,477,382 km (0.119 R)
• M63: 40,092,977 km (0.098 R)
• M64: 40,357,766 km (0.101 R)
• M65: 41,779,693 km (0.084 R)
• M66: 42,317,198 km (0.09 R)
• M67: 43,127,720 km (0.03 R)
• M68: 43,670,910 km (0.066 R)
• M69: 44,947,129 km (0.083 R)
• M70: 45,866,258 km (0.081 R)
• M71: 46,420,668 km (0.11 R)
• M72: 47,256,471 km (0.094 R)
• M73: 49,509,415 km (0.117 R)
• M74: 50,078,186 km (0.105 R)
• M75: 52,470,855 km (0.116 R)
• M76: 53,341,365 km (0.102 R)
• M77: 53,438,304 km (0.101 R)
• M78: 54,802,637 km (0.107 R)
• M79: 55,489,141 km (0.12 R)
• M80: 57,565,560 km (0.089 R)
• M81: 58,163,503 km (0.114 R)
• M82: 58,363,365 km (0.096 R)
• M83: 58,863,770 km (0.111 R)
• M84: 60,272,384 km (0.119 R)
• M85: 61,387,037 km (0.112 R)
• M86: 61,692,217 km (0.102 R)
• M87: 62,508,423 km (0.117 R)
• M88: 63,122,971 km (0.072 R)
• M89: 64,151,756 km (0.1 R)
• M90: 64,668,168 km (0.119 R)
• M91: 64,771,540 km (0.097 R)
• M92: 64,978,583 km (0.091 R)
• M93: 66,017,241 km (0.057 R)
• M94: 69,801,469 km (0.085 R)
• M95: 70,971,623 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.08 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 860.6

Radius: 8

Gravity: 13.45 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 15.9 AU - 16.26 AU

Year: 27378 Days

Day: 20.3 Hours

Environment

Temp: -220 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 101,221,480 km

• M1: 185,801 km (0.111 R)
• M2: 323,580 km (0.093 R)
• M3: 598,840 km (0.065 R)
• M4: 705,653 km (0.119 R)
• M5: 969,843 km (0.063 R)
• M6: 1,097,151 km (0.118 R)
• M7: 1,264,102 km (0.097 R)
• M8: 1,439,580 km (0.106 R)
• M9: 1,622,987 km (0.093 R)
• M10: 1,736,682 km (0.052 R)
• M11: 1,814,024 km (0.03 R)
• M12: 2,875,421 km (0.05 R)
• M13: 3,013,799 km (0.05 R)
• M14: 3,688,485 km (0.103 R)
• M15: 4,676,130 km (0.112 R)
• M16: 4,839,342 km (0.088 R)
• M17: 4,894,094 km (0.099 R)
• M18: 5,004,348 km (0.073 R)
• M19: 5,857,056 km (0.086 R)
• M20: 5,915,549 km (0.117 R)
• M21: 6,510,649 km (0.074 R)
• M22: 7,757,697 km (0.065 R)
• M23: 8,276,801 km (0.055 R)
• M24: 8,606,964 km (0.081 R)
• M25: 8,673,385 km (0.1 R)
• M26: 9,144,170 km (0.098 R)
• M27: 9,348,371 km (0.065 R)
• M28: 13,894,201 km (0.076 R)
• M29: 14,365,435 km (0.048 R)
• M30: 14,602,996 km (0.084 R)
• M31: 14,841,754 km (0.026 R)
• M32: 15,404,093 km (0.1 R)
• M33: 16,301,830 km (0.092 R)
• M34: 16,384,258 km (0.076 R)
• M35: 18,748,802 km (0.099 R)
• M36: 23,135,610 km (0.105 R)
• M37: 23,974,405 km (0.114 R)
• M38: 24,256,098 km (0.104 R)
• M39: 27,133,912 km (0.097 R)
• M40: 28,712,319 km (0.081 R)
• M41: 29,311,908 km (0.063 R)
• M42: 30,421,774 km (0.065 R)
• M43: 31,854,174 km (0.06 R)
• M44: 32,163,991 km (0.039 R)
• M45: 33,099,426 km (0.08 R)
• M46: 33,728,037 km (0.086 R)
• M47: 35,103,290 km (0.1 R)
• M48: 35,423,280 km (0.095 R)
• M49: 35,530,242 km (0.118 R)
• M50: 35,637,205 km (0.114 R)
• M51: 36,281,373 km (0.1 R)
• M52: 36,712,963 km (0.094 R)
• M53: 37,581,229 km (0.101 R)
• M54: 37,799,343 km (0.075 R)
• M55: 38,896,344 km (0.1 R)
• M56: 39,670,363 km (0.086 R)
• M57: 40,897,066 km (0.114 R)
• M58: 50,064,423 km (0.091 R)
• M59: 51,510,287 km (0.116 R)
• M60: 55,060,843 km (0.061 R)
• M61: 57,429,426 km (0.093 R)
• M62: 58,058,335 km (0.102 R)
• M63: 58,184,297 km (0.116 R)
• M64: 58,310,408 km (0.066 R)
• M65: 58,689,339 km (0.074 R)
• M66: 59,449,745 km (0.056 R)
• M67: 59,703,912 km (0.088 R)
• M68: 63,170,543 km (0.085 R)
• M69: 63,429,946 km (0.077 R)
• M70: 64,470,998 km (0.055 R)
• M71: 64,732,046 km (0.066 R)
• M72: 65,517,584 km (0.082 R)
• M73: 65,648,782 km (0.068 R)
• M74: 67,362,724 km (0.076 R)
• M75: 68,291,727 km (0.054 R)
• M76: 69,358,659 km (0.104 R)
• M77: 71,644,066 km (0.108 R)
• M78: 72,728,052 km (0.034 R)
• M79: 74,501,086 km (0.102 R)
• M80: 77,950,514 km (0.089 R)
• M81: 78,228,766 km (0.065 R)
• M82: 80,325,829 km (0.115 R)
• M83: 82,724,780 km (0.065 R)
• M84: 83,434,772 km (0.101 R)
• M85: 84,860,888 km (0.054 R)
• M86: 85,720,477 km (0.065 R)
• M87: 88,316,449 km (0.106 R)
• M88: 89,332,817 km (0.087 R)
• M89: 90,353,224 km (0.104 R)
• M90: 91,084,459 km (0.112 R)
• M91: 96,406,702 km (0.1 R)
• M92: 98,052,877 km (0.075 R)
• M93: 98,954,803 km (0.105 R)
• M94: 100,010,515 km (0.088 R)
• M95: 101,221,510 km (0.114 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 484 - 17,018 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit