🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.45

Radius: 1.16

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.64 AU - 0.68 AU

Year: 203 Days

Day: 25.6 Hours

Environment

Temp: 112 °C

Axial Tilt: 13.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 0.86 AU - 1.28 AU

Year: 419 Days

Day: 15.5 Hours

Environment

Temp: -8 °C

Axial Tilt: 43.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 94,744,485 km

• M1: 331,808 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.29 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.64

Radius: 1.47

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.17 AU - 1.41 AU

Year: 555 Days

Day: 37.3 Hours

Environment

Temp: -42 °C

Axial Tilt: 13.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.22 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 7.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 329.1

Radius: 11.4

Gravity: 2.53 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 6.21 AU - 8.09 AU

Year: 7241 Days

Day: 11.5 Hours

Environment

Temp: -159 °C

Axial Tilt: 11.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (67)

Outer Limit: 94,744,485 km

• M1: 155,731 km (0.119 R)
• M2: 282,890 km (0.07 R)
• M3: 382,821 km (0.114 R)
• M4: 530,474 km (0.093 R)
• M5: 1,066,184 km (0.079 R)
• M6: 1,256,024 km (0.044 R)
• M7: 1,425,668 km (0.094 R)
• M8: 1,788,293 km (0.06 R)
• M9: 1,927,419 km (0.033 R)
• M10: 2,291,091 km (0.067 R)
• M11: 2,481,230 km (0.079 R)
• M12: 2,578,319 km (0.088 R)
• M13: 2,897,561 km (0.108 R)
• M14: 3,530,510 km (0.108 R)
• M15: 3,863,066 km (0.114 R)
• M16: 4,136,381 km (0.054 R)
• M17: 4,298,695 km (0.109 R)
• M18: 5,596,008 km (0.089 R)
• M19: 5,672,901 km (0.043 R)
• M20: 6,115,262 km (0.094 R)
• M21: 6,868,188 km (0.113 R)
• M22: 6,950,616 km (0.064 R)
• M23: 7,283,621 km (0.116 R)
• M24: 7,508,616 km (0.077 R)
• M25: 8,697,171 km (0.07 R)
• M26: 9,056,057 km (0.115 R)
• M27: 9,146,563 km (0.101 R)
• M28: 9,358,843 km (0.065 R)
• M29: 9,450,397 km (0.119 R)
• M30: 9,974,588 km (0.072 R)
• M31: 10,068,086 km (0.108 R)
• M32: 10,224,566 km (0.087 R)
• M33: 10,858,711 km (0.084 R)
• M34: 11,472,810 km (0.111 R)
• M35: 12,532,562 km (0.12 R)
• M36: 12,633,540 km (0.105 R)
• M37: 13,279,354 km (0.102 R)
• M38: 15,101,157 km (0.112 R)
• M39: 15,460,491 km (0.034 R)
• M40: 15,605,003 km (0.037 R)
• M41: 15,895,372 km (0.093 R)
• M42: 16,004,728 km (0.12 R)
• M43: 16,297,641 km (0.116 R)
• M44: 16,666,100 km (0.11 R)
• M45: 17,826,082 km (0.063 R)
• M46: 18,896,156 km (0.09 R)
• M47: 19,908,485 km (0.053 R)
• M48: 19,987,024 km (0.106 R)
• M49: 20,302,376 km (0.068 R)
• M50: 20,460,800 km (0.104 R)
• M51: 20,858,431 km (0.116 R)
• M52: 21,218,364 km (0.067 R)
• M53: 21,540,149 km (0.117 R)
• M54: 22,925,724 km (0.111 R)
• M55: 23,131,870 km (0.084 R)
• M56: 24,004,624 km (0.099 R)
• M57: 24,592,544 km (0.11 R)
• M58: 24,930,485 km (0.118 R)
• M59: 25,696,725 km (0.111 R)
• M60: 25,782,295 km (0.075 R)
• M61: 26,168,707 km (0.113 R)
• M62: 26,427,361 km (0.053 R)
• M63: 27,295,777 km (0.049 R)
• M64: 27,689,668 km (0.045 R)
• M65: 27,821,464 km (0.116 R)
• M66: 28,438,705 km (0.114 R)
• M67: 29,731,978 km (0.026 R)

Planet 5 - Ice Giant

Semi-Major Axis: 18.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 625

Radius: 6

Gravity: 17.36 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 16.1 AU - 20.04 AU

Year: 29093 Days

Day: 19.7 Hours

Environment

Temp: -198 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 94,744,485 km

• M1: 231,428 km (0.073 R)
• M2: 284,386 km (0.119 R)
• M3: 404,812 km (0.054 R)
• M4: 948,301 km (0.039 R)
• M5: 1,133,054 km (0.096 R)
• M6: 1,643,482 km (0.045 R)
• M7: 2,297,524 km (0.103 R)
• M8: 3,575,688 km (0.052 R)
• M9: 3,814,895 km (0.095 R)
• M10: 4,108,706 km (0.09 R)
• M11: 4,770,377 km (0.103 R)
• M12: 5,033,669 km (0.111 R)
• M13: 5,086,926 km (0.097 R)
• M14: 7,124,299 km (0.111 R)
• M15: 7,304,266 km (0.084 R)
• M16: 7,730,171 km (0.107 R)
• M17: 7,791,655 km (0.088 R)
• M18: 8,039,240 km (0.116 R)
• M19: 8,542,188 km (0.113 R)
• M20: 9,250,235 km (0.104 R)
• M21: 10,517,030 km (0.079 R)
• M22: 10,722,128 km (0.056 R)
• M23: 11,205,479 km (0.083 R)
• M24: 11,555,089 km (0.068 R)
• M25: 12,697,867 km (0.119 R)
• M26: 12,843,276 km (0.068 R)
• M27: 12,989,134 km (0.065 R)
• M28: 13,652,601 km (0.064 R)
• M29: 14,630,373 km (0.119 R)
• M30: 15,012,446 km (0.115 R)
• M31: 15,243,125 km (0.068 R)
• M32: 16,414,776 km (0.096 R)
• M33: 18,926,075 km (0.115 R)
• M34: 19,342,107 km (0.067 R)
• M35: 19,593,282 km (0.11 R)
• M36: 21,901,577 km (0.093 R)
• M37: 24,114,279 km (0.096 R)
• M38: 24,204,187 km (0.113 R)
• M39: 24,837,286 km (0.117 R)
• M40: 26,211,941 km (0.025 R)
• M41: 27,048,492 km (0.1 R)
• M42: 30,578,702 km (0.113 R)
• M43: 30,969,003 km (0.088 R)
• M44: 33,645,908 km (0.109 R)
• M45: 34,048,775 km (0.094 R)
• M46: 36,913,125 km (0.086 R)
• M47: 39,853,770 km (0.048 R)
• M48: 40,814,937 km (0.049 R)
• M49: 43,086,880 km (0.076 R)
• M50: 43,963,224 km (0.058 R)
• M51: 44,513,894 km (0.114 R)
• M52: 45,177,659 km (0.104 R)
• M53: 45,288,661 km (0.045 R)
• M54: 46,291,416 km (0.11 R)
• M55: 49,457,206 km (0.084 R)
• M56: 49,686,090 km (0.109 R)
• M57: 50,604,771 km (0.113 R)
• M58: 51,529,136 km (0.08 R)
• M59: 53,160,052 km (0.085 R)
• M60: 53,277,187 km (0.074 R)
• M61: 54,099,527 km (0.061 R)
• M62: 55,163,168 km (0.08 R)
• M63: 56,591,827 km (0.071 R)
• M64: 57,310,795 km (0.103 R)
• M65: 58,153,479 km (0.026 R)
• M66: 61,196,001 km (0.081 R)
• M67: 61,441,491 km (0.079 R)
• M68: 62,922,211 km (0.083 R)
• M69: 63,170,094 km (0.063 R)
• M70: 65,667,182 km (0.046 R)
• M71: 66,675,023 km (0.059 R)
• M72: 69,088,934 km (0.105 R)
• M73: 69,216,840 km (0.118 R)
• M74: 69,600,858 km (0.099 R)
• M75: 70,113,979 km (0.036 R)
• M76: 70,242,334 km (0.115 R)
• M77: 73,349,182 km (0.106 R)
• M78: 75,182,055 km (0.089 R)
• M79: 75,840,286 km (0.051 R)
• M80: 76,236,122 km (0.115 R)
• M81: 76,500,462 km (0.043 R)
• M82: 77,162,582 km (0.069 R)
• M83: 78,892,831 km (0.067 R)
• M84: 79,695,722 km (0.072 R)
• M85: 80,905,221 km (0.083 R)
• M86: 83,206,186 km (0.103 R)
• M87: 84,706,503 km (0.103 R)
• M88: 84,980,118 km (0.092 R)
• M89: 86,353,276 km (0.097 R)
• M90: 87,595,388 km (0.046 R)
• M91: 88,843,333 km (0.113 R)
• M92: 92,481,553 km (0.099 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 318 - 11,006 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit