🌌 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: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.5 AU - 0.7 AU

Year: 176 Days

Day: 38.5 Hours

Environment

Temp: 197 °C

Axial Tilt: 27.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 0.76 AU - 0.9 AU

Year: 286 Days

Day: 17.4 Hours

Environment

Temp: 161 °C

Axial Tilt: 15.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 97,422,955 km

• M1: 31,715 km (0.102 R)
• M2: 131,048 km (0.117 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.09 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 1.07 AU - 1.11 AU

Year: 431 Days

Day: 23 Hours

Environment

Temp: 16 °C

Axial Tilt: 12.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 97,422,955 km

• M1: 287,527 km (0.052 R)

Asteroid Belt

Center: 3.45 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 852.3

Radius: 13.8

Gravity: 4.48 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 5.76 AU - 5.84 AU

Year: 5290 Days

Day: 13.1 Hours

Environment

Temp: -151 °C

Axial Tilt: 37.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 97,422,955 km

• M1: 183,407 km (0.1 R)
• M2: 320,439 km (0.051 R)
• M3: 460,462 km (0.095 R)
• M4: 652,396 km (0.113 R)
• M5: 1,077,553 km (0.071 R)
• M6: 1,264,551 km (0.067 R)
• M7: 1,690,157 km (0.109 R)
• M8: 2,179,491 km (0.106 R)
• M9: 2,298,870 km (0.099 R)
• M10: 2,733,901 km (0.107 R)
• M11: 3,016,342 km (0.047 R)
• M12: 3,172,522 km (0.099 R)
• M13: 3,263,029 km (0.092 R)
• M14: 3,446,585 km (0.079 R)
• M15: 3,920,811 km (0.073 R)
• M16: 4,067,267 km (0.108 R)
• M17: 4,594,001 km (0.114 R)
• M18: 4,774,566 km (0.071 R)
• M19: 4,957,374 km (0.078 R)
• M20: 5,411,404 km (0.068 R)
• M21: 5,520,161 km (0.102 R)
• M22: 5,739,921 km (0.109 R)
• M23: 5,850,922 km (0.091 R)
• M24: 6,188,266 km (0.068 R)
• M25: 6,302,109 km (0.117 R)
• M26: 6,532,041 km (0.043 R)
• M27: 7,029,754 km (0.075 R)
• M28: 7,876,328 km (0.072 R)
• M29: 8,217,860 km (0.113 R)
• M30: 8,437,769 km (0.079 R)
• M31: 8,947,598 km (0.082 R)
• M32: 9,402,077 km (0.112 R)
• M33: 9,665,219 km (0.107 R)
• M34: 11,051,543 km (0.104 R)
• M35: 11,856,379 km (0.078 R)
• M36: 12,680,215 km (0.106 R)
• M37: 13,153,991 km (0.11 R)
• M38: 13,894,351 km (0.041 R)
• M39: 14,534,331 km (0.119 R)
• M40: 14,800,615 km (0.061 R)
• M41: 15,145,438 km (0.037 R)
• M42: 16,038,687 km (0.112 R)
• M43: 16,551,060 km (0.095 R)
• M44: 17,028,875 km (0.08 R)
• M45: 17,673,044 km (0.058 R)
• M46: 18,120,640 km (0.074 R)
• M47: 18,284,301 km (0.062 R)
• M48: 18,407,420 km (0.097 R)
• M49: 18,819,562 km (0.085 R)
• M50: 19,485,571 km (0.104 R)
• M51: 20,926,349 km (0.09 R)
• M52: 21,529,527 km (0.104 R)
• M53: 21,616,294 km (0.117 R)
• M54: 22,489,048 km (0.096 R)
• M55: 22,664,975 km (0.065 R)
• M56: 22,929,763 km (0.091 R)
• M57: 23,596,371 km (0.115 R)
• M58: 23,819,871 km (0.097 R)
• M59: 24,179,055 km (0.076 R)
• M60: 24,269,263 km (0.086 R)
• M61: 25,039,392 km (0.075 R)
• M62: 25,404,710 km (0.093 R)
• M63: 25,725,747 km (0.111 R)
• M64: 26,002,055 km (0.119 R)
• M65: 26,325,635 km (0.086 R)
• M66: 26,650,412 km (0.105 R)
• M67: 28,389,786 km (0.103 R)
• M68: 29,633,842 km (0.099 R)
• M69: 29,971,933 km (0.048 R)
• M70: 30,895,700 km (0.079 R)
• M71: 31,287,497 km (0.078 R)
• M72: 31,385,783 km (0.082 R)
• M73: 31,680,939 km (0.116 R)
• M74: 32,026,660 km (0.102 R)
• M75: 33,120,969 km (0.083 R)
• M76: 33,371,395 km (0.097 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.02 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 582.7

Radius: 3.3

Gravity: 53.51 G

Time & Orbit

Eccentricity (e): 0.103

Orbit Range: 17.06 AU - 20.98 AU

Year: 31417 Days

Day: 19.5 Hours

Environment

Temp: -212 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 97,422,955 km

• M1: 449,242 km (0.101 R)
• M2: 970,591 km (0.083 R)
• M3: 1,366,277 km (0.115 R)
• M4: 1,922,482 km (0.088 R)
• M5: 2,162,437 km (0.102 R)
• M6: 3,213,362 km (0.042 R)
• M7: 3,307,160 km (0.08 R)
• M8: 3,988,279 km (0.084 R)
• M9: 5,417,986 km (0.095 R)
• M10: 5,869,024 km (0.057 R)
• M11: 6,627,335 km (0.115 R)
• M12: 6,866,841 km (0.108 R)
• M13: 7,915,822 km (0.117 R)
• M14: 9,817,061 km (0.12 R)
• M15: 10,089,778 km (0.118 R)
• M16: 10,852,727 km (0.053 R)
• M17: 11,850,395 km (0.098 R)
• M18: 14,008,045 km (0.116 R)
• M19: 14,857,612 km (0.119 R)
• M20: 15,249,109 km (0.089 R)
• M21: 15,327,947 km (0.098 R)
• M22: 15,485,773 km (0.047 R)
• M23: 15,882,806 km (0.097 R)
• M24: 16,686,894 km (0.081 R)
• M25: 17,093,801 km (0.065 R)
• M26: 17,339,590 km (0.088 R)
• M27: 17,586,426 km (0.115 R)
• M28: 20,032,651 km (0.106 R)
• M29: 21,515,315 km (0.083 R)
• M30: 23,485,819 km (0.051 R)
• M31: 24,216,455 km (0.103 R)
• M32: 24,584,615 km (0.079 R)
• M33: 24,676,917 km (0.079 R)
• M34: 26,452,943 km (0.068 R)
• M35: 26,642,184 km (0.113 R)
• M36: 27,691,613 km (0.119 R)
• M37: 29,241,896 km (0.057 R)
• M38: 30,126,169 km (0.099 R)
• M39: 30,621,338 km (0.092 R)
• M40: 31,119,050 km (0.083 R)
• M41: 32,223,531 km (0.051 R)
• M42: 32,527,065 km (0.061 R)
• M43: 33,034,800 km (0.064 R)
• M44: 33,647,703 km (0.029 R)
• M45: 34,058,349 km (0.108 R)
• M46: 34,161,272 km (0.112 R)
• M47: 35,822,257 km (0.104 R)
• M48: 36,136,562 km (0.087 R)
• M49: 38,362,280 km (0.076 R)
• M50: 38,469,392 km (0.051 R)
• M51: 39,437,739 km (0.064 R)
• M52: 39,762,216 km (0.068 R)
• M53: 40,522,922 km (0.078 R)
• M54: 43,278,814 km (0.116 R)
• M55: 47,007,840 km (0.086 R)
• M56: 47,122,432 km (0.091 R)
• M57: 49,084,857 km (0.096 R)
• M58: 49,201,094 km (0.103 R)
• M59: 49,667,091 km (0.088 R)
• M60: 50,134,435 km (0.118 R)
• M61: 53,806,165 km (0.118 R)
• M62: 54,526,778 km (0.038 R)
• M63: 56,829,688 km (0.101 R)
• M64: 57,073,981 km (0.079 R)
• M65: 59,287,880 km (0.025 R)
• M66: 60,280,761 km (0.077 R)
• M67: 60,779,371 km (0.082 R)
• M68: 61,029,050 km (0.045 R)
• M69: 63,545,585 km (0.077 R)
• M70: 66,095,780 km (0.104 R)
• M71: 67,641,874 km (0.111 R)
• M72: 67,771,276 km (0.11 R)
• M73: 68,809,336 km (0.108 R)
• M74: 75,683,059 km (0.083 R)
• M75: 77,029,888 km (0.101 R)
• M76: 77,164,975 km (0.102 R)
• M77: 79,746,885 km (0.117 R)
• M78: 80,842,540 km (0.108 R)
• M79: 80,979,871 km (0.081 R)
• M80: 81,667,572 km (0.079 R)
• M81: 81,805,202 km (0.091 R)
• M82: 83,742,046 km (0.114 R)
• M83: 83,881,022 km (0.116 R)
• M84: 84,159,125 km (0.1 R)
• M85: 85,134,802 km (0.112 R)
• M86: 88,508,234 km (0.118 R)
• M87: 89,358,548 km (0.111 R)
• M88: 89,642,485 km (0.077 R)
• M89: 89,784,603 km (0.106 R)
• M90: 90,638,807 km (0.105 R)
• M91: 93,938,337 km (0.117 R)
• M92: 95,530,208 km (0.029 R)
• M93: 95,675,318 km (0.084 R)
• M94: 95,965,837 km (0.063 R)
• M95: 96,985,048 km (0.109 R)
• M96: 97,130,905 km (0.072 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: 278 - 13,374 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit