🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.57 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.14 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.24

Radius: 1.38

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.89 AU - 1.39 AU

Year: 461 Days

Day: 17.2 Hours

Environment

Temp: -7 °C

Axial Tilt: 28.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.77

Radius: 0.9

Gravity: 0.95 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 2.05 AU - 2.35 AU

Year: 1236 Days

Day: 40.9 Hours

Environment

Temp: -94 °C

Axial Tilt: 17.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.85 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 132.1

Radius: 10.8

Gravity: 1.13 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 6.37 AU - 8.61 AU

Year: 7764 Days

Day: 5.1 Hours

Environment

Temp: -164 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 61,232,652 km

• M1: 306,526 km (0.106 R)
• M2: 386,561 km (0.04 R)
• M3: 621,579 km (0.097 R)
• M4: 837,000 km (0.106 R)
• M5: 936,931 km (0.11 R)
• M6: 1,137,692 km (0.076 R)
• M7: 1,211,892 km (0.101 R)
• M8: 1,313,769 km (0.102 R)
• M9: 1,405,322 km (0.107 R)
• M10: 1,970,054 km (0.063 R)
• M11: 2,137,155 km (0.103 R)
• M12: 2,293,186 km (0.089 R)
• M13: 2,404,636 km (0.091 R)
• M14: 3,059,127 km (0.116 R)
• M15: 3,146,941 km (0.04 R)
• M16: 3,217,850 km (0.108 R)
• M17: 3,289,208 km (0.063 R)
• M18: 3,397,368 km (0.072 R)
• M19: 3,617,277 km (0.115 R)
• M20: 3,785,425 km (0.096 R)
• M21: 4,052,008 km (0.115 R)
• M22: 4,305,128 km (0.029 R)
• M23: 4,745,394 km (0.118 R)
• M24: 5,012,426 km (0.108 R)
• M25: 5,116,397 km (0.086 R)
• M26: 5,326,582 km (0.073 R)
• M27: 5,690,553 km (0.025 R)
• M28: 5,996,331 km (0.078 R)
• M29: 6,106,884 km (0.066 R)
• M30: 6,240,326 km (0.076 R)
• M31: 6,624,044 km (0.069 R)
• M32: 7,461,792 km (0.12 R)
• M33: 7,580,872 km (0.032 R)
• M34: 7,676,465 km (0.068 R)
• M35: 8,014,556 km (0.072 R)
• M36: 8,308,217 km (0.077 R)
• M37: 8,431,635 km (0.078 R)
• M38: 9,261,455 km (0.062 R)
• M39: 9,492,284 km (0.075 R)
• M40: 9,699,028 km (0.118 R)
• M41: 9,985,807 km (0.089 R)
• M42: 10,196,142 km (0.041 R)
• M43: 10,301,908 km (0.049 R)
• M44: 10,916,905 km (0.052 R)
• M45: 11,324,559 km (0.052 R)
• M46: 11,406,538 km (0.118 R)
• M47: 12,351,099 km (0.062 R)
• M48: 12,633,690 km (0.11 R)
• M49: 12,832,655 km (0.116 R)
• M50: 13,814,466 km (0.049 R)
• M51: 13,931,601 km (0.082 R)
• M52: 14,255,181 km (0.109 R)
• M53: 14,880,201 km (0.114 R)
• M54: 15,060,317 km (0.118 R)
• M55: 16,002,783 km (0.072 R)
• M56: 16,095,085 km (0.074 R)
• M57: 16,341,922 km (0.104 R)
• M58: 16,964,399 km (0.088 R)
• M59: 17,848,971 km (0.045 R)
• M60: 18,296,867 km (0.057 R)
• M61: 18,522,311 km (0.101 R)
• M62: 18,683,876 km (0.066 R)
• M63: 18,878,204 km (0.083 R)
• M64: 19,040,817 km (0.111 R)
• M65: 19,432,913 km (0.106 R)
• M66: 19,662,845 km (0.06 R)
• M67: 20,358,026 km (0.064 R)
• M68: 20,960,457 km (0.069 R)
• M69: 21,432,887 km (0.109 R)
• M70: 22,148,414 km (0.055 R)
• M71: 22,285,595 km (0.108 R)
• M72: 22,698,635 km (0.11 R)
• M73: 23,323,206 km (0.119 R)

Planet 4 - Ice Giant

Semi-Major Axis: 12.27 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 538.9

Radius: 6.7

Gravity: 12 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 11.33 AU - 13.21 AU

Year: 16279 Days

Day: 19.7 Hours

Environment

Temp: -196 °C

Axial Tilt: 10.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 61,232,652 km

• M1: 98,735 km (0.038 R)
• M2: 282,890 km (0.081 R)
• M3: 554,260 km (0.117 R)
• M4: 609,611 km (0.083 R)
• M5: 766,988 km (0.106 R)
• M6: 872,006 km (0.087 R)
• M7: 937,530 km (0.075 R)
• M8: 1,289,384 km (0.112 R)
• M9: 1,734,288 km (0.091 R)
• M10: 1,959,283 km (0.056 R)
• M11: 2,163,933 km (0.072 R)
• M12: 2,223,623 km (0.11 R)
• M13: 2,562,013 km (0.052 R)
• M14: 2,850,887 km (0.105 R)
• M15: 3,286,516 km (0.109 R)
• M16: 3,390,037 km (0.085 R)
• M17: 4,598,339 km (0.108 R)
• M18: 4,675,532 km (0.061 R)
• M19: 5,348,872 km (0.071 R)
• M20: 5,800,657 km (0.085 R)
• M21: 6,393,215 km (0.102 R)
• M22: 6,916,508 km (0.109 R)
• M23: 8,190,184 km (0.108 R)
• M24: 9,289,280 km (0.109 R)
• M25: 10,484,866 km (0.117 R)
• M26: 10,740,080 km (0.089 R)
• M27: 10,997,239 km (0.088 R)
• M28: 11,152,521 km (0.12 R)
• M29: 12,152,882 km (0.083 R)
• M30: 12,636,682 km (0.101 R)
• M31: 16,490,472 km (0.102 R)
• M32: 18,052,424 km (0.086 R)
• M33: 19,535,537 km (0.101 R)
• M34: 19,849,543 km (0.078 R)
• M35: 20,801,285 km (0.097 R)
• M36: 21,121,723 km (0.032 R)
• M37: 21,186,050 km (0.089 R)
• M38: 21,832,762 km (0.107 R)
• M39: 22,617,253 km (0.05 R)
• M40: 22,880,845 km (0.095 R)
• M41: 23,410,870 km (0.087 R)
• M42: 24,146,443 km (0.053 R)
• M43: 24,281,081 km (0.098 R)
• M44: 24,618,574 km (0.114 R)
• M45: 25,093,696 km (0.109 R)
• M46: 25,229,980 km (0.076 R)
• M47: 27,654,662 km (0.097 R)
• M48: 27,936,505 km (0.096 R)
• M49: 28,148,485 km (0.119 R)
• M50: 28,503,032 km (0.072 R)
• M51: 28,858,925 km (0.112 R)
• M52: 30,225,053 km (0.03 R)
• M53: 30,660,832 km (0.041 R)
• M54: 30,879,544 km (0.113 R)
• M55: 31,318,464 km (0.101 R)
• M56: 31,391,767 km (0.061 R)
• M57: 32,276,489 km (0.108 R)
• M58: 33,769,027 km (0.075 R)
• M59: 34,827,132 km (0.06 R)
• M60: 35,284,004 km (0.104 R)
• M61: 35,360,299 km (0.057 R)
• M62: 35,436,744 km (0.117 R)
• M63: 35,513,188 km (0.112 R)
• M64: 35,666,227 km (0.108 R)
• M65: 35,742,821 km (0.052 R)
• M66: 36,357,668 km (0.054 R)
• M67: 38,851,614 km (0.065 R)
• M68: 39,562,952 km (0.059 R)
• M69: 41,159,012 km (0.073 R)
• M70: 42,045,828 km (0.071 R)
• M71: 42,369,857 km (0.089 R)
• M72: 43,510,541 km (0.092 R)
• M73: 43,592,371 km (0.086 R)
• M74: 43,674,201 km (0.056 R)
• M75: 45,240,341 km (0.116 R)
• M76: 45,572,299 km (0.113 R)
• M77: 45,905,154 km (0.104 R)
• M78: 46,740,808 km (0.057 R)
• M79: 47,160,579 km (0.062 R)
• M80: 49,192,417 km (0.084 R)
• M81: 49,876,080 km (0.1 R)
• M82: 50,133,238 km (0.094 R)
• M83: 50,735,071 km (0.084 R)
• M84: 51,685,616 km (0.091 R)
• M85: 51,945,916 km (0.084 R)
• M86: 53,166,186 km (0.066 R)
• M87: 58,050,556 km (0.085 R)
• M88: 58,230,822 km (0.102 R)
• M89: 58,321,029 km (0.117 R)
• M90: 59,407,409 km (0.109 R)
• M91: 60,591,775 km (0.098 R)
• M92: 60,774,584 km (0.11 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 483 - 13,853 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit