🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.52 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.04 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.34

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 0.86 AU - 1.22 AU

Year: 380 Days

Day: 22.9 Hours

Environment

Temp: 21 °C

Axial Tilt: 35.4 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.07 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.88

Radius: 1.89

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 0.99 AU - 1.15 AU

Year: 396 Days

Day: 21.6 Hours

Environment

Temp: 15 °C

Axial Tilt: 26.3 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (2)

Outer Limit: 60,500,652 km

• M1: 145,110 km (0.096 R)
• M2: 269,875 km (0.104 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.72

Radius: 1.49

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 0.94 AU - 1.54 AU

Year: 495 Days

Day: 42.2 Hours

Environment

Temp: 13 °C

Axial Tilt: 29.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 60,500,652 km

• M1: 971,189 km (0.111 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.02 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.13

Radius: 0.44

Gravity: 0.67 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 1.61 AU - 2.43 AU

Year: 1028 Days

Day: 32.7 Hours

Environment

Temp: -64 °C

Axial Tilt: 34 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 9.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 147.8

Radius: 11.7

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 7.08 AU - 11.72 AU

Year: 10322 Days

Day: 12.4 Hours

Environment

Temp: -171 °C

Axial Tilt: 5.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (53)

Outer Limit: 60,500,652 km

• M1: 174,730 km (0.115 R)
• M2: 397,033 km (0.116 R)
• M3: 492,027 km (0.116 R)
• M4: 585,676 km (0.108 R)
• M5: 733,628 km (0.111 R)
• M6: 856,897 km (0.087 R)
• M7: 1,168,210 km (0.095 R)
• M8: 1,299,856 km (0.108 R)
• M9: 1,546,692 km (0.079 R)
• M10: 1,742,067 km (0.078 R)
• M11: 1,825,992 km (0.037 R)
• M12: 1,945,820 km (0.076 R)
• M13: 2,139,549 km (0.106 R)
• M14: 2,302,760 km (0.096 R)
• M15: 2,546,156 km (0.069 R)
• M16: 2,817,825 km (0.025 R)
• M17: 3,017,688 km (0.078 R)
• M18: 3,431,626 km (0.088 R)
• M19: 3,996,657 km (0.061 R)
• M20: 4,826,925 km (0.101 R)
• M21: 5,067,029 km (0.107 R)
• M22: 5,384,925 km (0.111 R)
• M23: 6,430,315 km (0.048 R)
• M24: 6,881,951 km (0.112 R)
• M25: 7,043,816 km (0.072 R)
• M26: 8,557,148 km (0.045 R)
• M27: 9,171,995 km (0.105 R)
• M28: 9,650,259 km (0.115 R)
• M29: 10,075,267 km (0.113 R)
• M30: 12,389,696 km (0.069 R)
• M31: 12,984,796 km (0.09 R)
• M32: 14,651,615 km (0.103 R)
• M33: 14,860,304 km (0.099 R)
• M34: 15,175,208 km (0.104 R)
• M35: 15,457,050 km (0.109 R)
• M36: 16,097,329 km (0.069 R)
• M37: 16,240,943 km (0.118 R)
• M38: 21,012,816 km (0.109 R)
• M39: 21,445,304 km (0.049 R)
• M40: 21,563,785 km (0.071 R)
• M41: 22,519,117 km (0.092 R)
• M42: 23,447,671 km (0.062 R)
• M43: 23,569,593 km (0.112 R)
• M44: 23,691,964 km (0.082 R)
• M45: 23,855,176 km (0.105 R)
• M46: 24,429,781 km (0.097 R)
• M47: 24,967,436 km (0.057 R)
• M48: 26,731,045 km (0.089 R)
• M49: 27,199,586 km (0.064 R)
• M50: 27,499,230 km (0.083 R)
• M51: 27,972,109 km (0.098 R)
• M52: 28,361,064 km (0.046 R)
• M53: 28,926,095 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 14.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 318.8

Radius: 5

Gravity: 12.75 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 14.17 AU - 15.81 AU

Year: 20786 Days

Day: 21.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 60,500,652 km

• M1: 105,466 km (0.102 R)
• M2: 259,403 km (0.095 R)
• M3: 376,239 km (0.118 R)
• M4: 658,530 km (0.093 R)
• M5: 737,966 km (0.057 R)
• M6: 1,229,844 km (0.032 R)
• M7: 1,303,596 km (0.026 R)
• M8: 1,533,528 km (0.048 R)
• M9: 2,118,605 km (0.046 R)
• M10: 2,895,018 km (0.112 R)
• M11: 3,679,210 km (0.099 R)
• M12: 3,714,665 km (0.117 R)
• M13: 4,261,146 km (0.097 R)
• M14: 4,411,043 km (0.071 R)
• M15: 4,562,885 km (0.093 R)
• M16: 5,266,443 km (0.095 R)
• M17: 5,427,411 km (0.113 R)
• M18: 5,795,571 km (0.095 R)
• M19: 6,003,512 km (0.101 R)
• M20: 6,555,678 km (0.097 R)
• M21: 8,778,104 km (0.103 R)
• M22: 9,894,104 km (0.071 R)
• M23: 10,242,517 km (0.104 R)
• M24: 10,342,898 km (0.11 R)
• M25: 11,156,860 km (0.118 R)
• M26: 11,886,000 km (0.052 R)
• M27: 12,362,768 km (0.102 R)
• M28: 12,630,399 km (0.066 R)
• M29: 12,684,104 km (0.062 R)
• M30: 13,554,465 km (0.116 R)
• M31: 13,664,569 km (0.113 R)
• M32: 14,331,626 km (0.111 R)
• M33: 15,755,199 km (0.108 R)
• M34: 17,461,961 km (0.095 R)
• M35: 17,762,054 km (0.115 R)
• M36: 17,822,342 km (0.093 R)
• M37: 17,882,630 km (0.03 R)
• M38: 18,306,740 km (0.098 R)
• M39: 18,979,781 km (0.045 R)
• M40: 20,224,136 km (0.116 R)
• M41: 20,476,059 km (0.109 R)
• M42: 21,302,288 km (0.086 R)
• M43: 23,382,147 km (0.116 R)
• M44: 23,514,242 km (0.115 R)
• M45: 23,712,908 km (0.119 R)
• M46: 23,912,172 km (0.11 R)
• M47: 24,983,892 km (0.099 R)
• M48: 25,118,978 km (0.118 R)
• M49: 26,483,012 km (0.047 R)
• M50: 26,689,756 km (0.107 R)
• M51: 27,521,819 km (0.105 R)
• M52: 28,151,477 km (0.119 R)
• M53: 28,715,162 km (0.034 R)
• M54: 28,927,441 km (0.111 R)
• M55: 29,424,854 km (0.086 R)
• M56: 29,710,436 km (0.069 R)
• M57: 30,068,574 km (0.101 R)
• M58: 30,644,825 km (0.049 R)
• M59: 31,224,516 km (0.098 R)
• M60: 31,515,783 km (0.091 R)
• M61: 32,027,558 km (0.08 R)
• M62: 32,394,821 km (0.104 R)
• M63: 32,468,423 km (0.032 R)
• M64: 33,059,484 km (0.055 R)
• M65: 33,356,286 km (0.108 R)
• M66: 33,579,486 km (0.053 R)
• M67: 34,102,181 km (0.05 R)
• M68: 34,552,471 km (0.078 R)
• M69: 35,155,799 km (0.114 R)
• M70: 35,762,568 km (0.082 R)
• M71: 37,448,985 km (0.115 R)
• M72: 37,758,353 km (0.113 R)
• M73: 40,184,980 km (0.11 R)
• M74: 40,898,711 km (0.115 R)
• M75: 41,376,976 km (0.064 R)
• M76: 42,419,523 km (0.066 R)
• M77: 43,227,352 km (0.096 R)
• M78: 44,858,118 km (0.12 R)
• M79: 45,104,506 km (0.112 R)
• M80: 45,351,342 km (0.087 R)
• M81: 45,516,199 km (0.081 R)
• M82: 47,091,465 km (0.115 R)
• M83: 47,425,517 km (0.074 R)
• M84: 48,263,714 km (0.051 R)
• M85: 49,869,946 km (0.11 R)
• M86: 50,380,823 km (0.116 R)
• M87: 50,466,094 km (0.119 R)
• M88: 54,004,981 km (0.118 R)
• M89: 54,266,927 km (0.096 R)
• M90: 54,704,650 km (0.103 R)
• M91: 56,378,800 km (0.106 R)
• M92: 58,427,543 km (0.108 R)
• M93: 60,047,987 km (0.108 R)
• M94: 60,138,344 km (0.027 R)

Kuiper Belt

Range: 30.6 - 52.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 309 - 15,376 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit