🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.55 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.41

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.97 AU - 1.23 AU

Year: 405 Days

Day: 38.8 Hours

Environment

Temp: 36 °C

Axial Tilt: 0.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.2 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.87

Radius: 1.52

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 0.94 AU - 1.46 AU

Year: 462 Days

Day: 44.2 Hours

Environment

Temp: 32 °C

Axial Tilt: 37.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.24 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.24 AU - 1.24 AU

Year: 485 Days

Day: 31.5 Hours

Environment

Temp: 33 °C

Axial Tilt: 8.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 7.08 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 12.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224

Radius: 11

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.098

Orbit Range: 11.64 AU - 14.18 AU

Year: 16303 Days

Day: 14.4 Hours

Environment

Temp: -190 °C

Axial Tilt: 32.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (81)

Outer Limit: 76,981,449 km

• M1: 152,889 km (0.099 R)
• M2: 317,147 km (0.08 R)
• M3: 385,663 km (0.111 R)
• M4: 572,212 km (0.076 R)
• M5: 662,120 km (0.119 R)
• M6: 1,472,193 km (0.111 R)
• M7: 1,600,697 km (0.083 R)
• M8: 2,373,969 km (0.084 R)
• M9: 2,974,006 km (0.097 R)
• M10: 3,165,790 km (0.076 R)
• M11: 3,504,181 km (0.1 R)
• M12: 3,765,827 km (0.12 R)
• M13: 3,973,768 km (0.111 R)
• M14: 4,620,181 km (0.103 R)
• M15: 4,842,932 km (0.108 R)
• M16: 5,940,531 km (0.084 R)
• M17: 6,642,145 km (0.109 R)
• M18: 6,785,759 km (0.096 R)
• M19: 6,930,271 km (0.073 R)
• M20: 8,586,768 km (0.087 R)
• M21: 9,138,635 km (0.119 R)
• M22: 9,338,497 km (0.074 R)
• M23: 9,459,073 km (0.117 R)
• M24: 9,661,330 km (0.1 R)
• M25: 9,783,402 km (0.11 R)
• M26: 10,193,898 km (0.09 R)
• M27: 10,359,653 km (0.117 R)
• M28: 11,458,898 km (0.114 R)
• M29: 11,761,235 km (0.105 R)
• M30: 13,720,967 km (0.04 R)
• M31: 14,598,209 km (0.095 R)
• M32: 15,445,980 km (0.119 R)
• M33: 15,732,161 km (0.041 R)
• M34: 16,068,158 km (0.108 R)
• M35: 16,261,289 km (0.088 R)
• M36: 16,552,406 km (0.052 R)
• M37: 16,992,224 km (0.115 R)
• M38: 17,238,312 km (0.085 R)
• M39: 17,684,263 km (0.099 R)
• M40: 17,933,643 km (0.105 R)
• M41: 18,335,014 km (0.083 R)
• M42: 18,587,386 km (0.102 R)
• M43: 19,970,269 km (0.112 R)
• M44: 21,385,913 km (0.08 R)
• M45: 22,240,117 km (0.116 R)
• M46: 22,563,398 km (0.113 R)
• M47: 23,706,775 km (0.086 R)
• M48: 23,926,683 km (0.094 R)
• M49: 24,147,340 km (0.07 R)
• M50: 24,701,900 km (0.059 R)
• M51: 24,980,600 km (0.114 R)
• M52: 25,204,548 km (0.071 R)
• M53: 26,163,172 km (0.089 R)
• M54: 26,447,408 km (0.098 R)
• M55: 26,789,837 km (0.1 R)
• M56: 27,133,763 km (0.049 R)
• M57: 27,248,654 km (0.113 R)
• M58: 27,825,952 km (0.101 R)
• M59: 28,816,439 km (0.106 R)
• M60: 29,110,100 km (0.037 R)
• M61: 29,345,567 km (0.115 R)
• M62: 30,772,132 km (0.099 R)
• M63: 31,735,842 km (0.089 R)
• M64: 32,099,664 km (0.12 R)
• M65: 32,221,287 km (0.092 R)
• M66: 33,384,261 km (0.105 R)
• M67: 34,374,150 km (0.079 R)
• M68: 34,685,463 km (0.033 R)
• M69: 35,185,569 km (0.1 R)
• M70: 35,499,425 km (0.05 R)
• M71: 36,700,247 km (0.071 R)
• M72: 37,914,234 km (0.093 R)
• M73: 38,623,178 km (0.108 R)
• M74: 39,206,460 km (0.087 R)
• M75: 39,792,734 km (0.12 R)
• M76: 40,907,837 km (0.107 R)
• M77: 42,432,987 km (0.116 R)
• M78: 43,303,198 km (0.092 R)
• M79: 43,437,687 km (0.118 R)
• M80: 45,333,840 km (0.044 R)
• M81: 45,743,738 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 19.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 312.2

Radius: 5.6

Gravity: 9.96 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 16.67 AU - 22.23 AU

Year: 30148 Days

Day: 16.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 12.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (97)

Outer Limit: 76,981,449 km

• M1: 158,424 km (0.077 R)
• M2: 803,789 km (0.11 R)
• M3: 1,745,059 km (0.102 R)
• M4: 1,942,080 km (0.114 R)
• M5: 2,043,357 km (0.063 R)
• M6: 2,111,724 km (0.117 R)
• M7: 2,215,844 km (0.115 R)
• M8: 2,429,170 km (0.034 R)
• M9: 2,686,479 km (0.096 R)
• M10: 2,724,028 km (0.119 R)
• M11: 3,030,105 km (0.097 R)
• M12: 3,147,689 km (0.092 R)
• M13: 3,387,494 km (0.086 R)
• M14: 3,716,310 km (0.093 R)
• M15: 4,055,449 km (0.085 R)
• M16: 4,448,741 km (0.11 R)
• M17: 4,582,632 km (0.061 R)
• M18: 4,945,855 km (0.066 R)
• M19: 5,038,157 km (0.096 R)
• M20: 5,651,957 km (0.119 R)
• M21: 5,796,917 km (0.093 R)
• M22: 7,104,253 km (0.082 R)
• M23: 7,365,750 km (0.053 R)
• M24: 8,060,333 km (0.11 R)
• M25: 8,387,953 km (0.103 R)
• M26: 8,553,258 km (0.104 R)
• M27: 8,999,808 km (0.097 R)
• M28: 9,112,605 km (0.108 R)
• M29: 10,031,734 km (0.095 R)
• M30: 10,443,128 km (0.074 R)
• M31: 10,621,150 km (0.048 R)
• M32: 11,040,472 km (0.039 R)
• M33: 11,343,109 km (0.094 R)
• M34: 13,152,495 km (0.099 R)
• M35: 13,344,728 km (0.051 R)
• M36: 14,319,807 km (0.105 R)
• M37: 14,451,454 km (0.09 R)
• M38: 15,723,035 km (0.112 R)
• M39: 16,890,647 km (0.099 R)
• M40: 17,309,521 km (0.117 R)
• M41: 17,449,844 km (0.056 R)
• M42: 17,731,686 km (0.083 R)
• M43: 20,039,981 km (0.112 R)
• M44: 20,483,240 km (0.039 R)
• M45: 21,907,860 km (0.104 R)
• M46: 22,135,847 km (0.105 R)
• M47: 22,440,877 km (0.115 R)
• M48: 22,824,147 km (0.101 R)
• M49: 23,986,971 km (0.107 R)
• M50: 24,221,840 km (0.071 R)
• M51: 25,010,221 km (0.116 R)
• M52: 26,774,129 km (0.083 R)
• M53: 29,243,242 km (0.117 R)
• M54: 29,661,817 km (0.12 R)
• M55: 29,913,889 km (0.085 R)
• M56: 29,998,113 km (0.076 R)
• M57: 30,504,801 km (0.086 R)
• M58: 31,184,873 km (0.094 R)
• M59: 32,300,723 km (0.117 R)
• M60: 32,993,810 km (0.104 R)
• M61: 33,604,319 km (0.096 R)
• M62: 34,836,557 km (0.047 R)
• M63: 35,993,846 km (0.051 R)
• M64: 40,374,969 km (0.12 R)
• M65: 42,343,976 km (0.096 R)
• M66: 43,292,577 km (0.096 R)
• M67: 45,597,431 km (0.07 R)
• M68: 46,179,815 km (0.107 R)
• M69: 47,843,493 km (0.114 R)
• M70: 48,139,099 km (0.081 R)
• M71: 48,831,139 km (0.112 R)
• M72: 51,329,722 km (0.105 R)
• M73: 52,138,149 km (0.096 R)
• M74: 53,052,491 km (0.093 R)
• M75: 53,358,419 km (0.115 R)
• M76: 56,971,058 km (0.088 R)
• M77: 58,438,015 km (0.095 R)
• M78: 60,768,450 km (0.08 R)
• M79: 62,589,804 km (0.109 R)
• M80: 63,669,602 km (0.098 R)
• M81: 64,429,110 km (0.071 R)
• M82: 65,300,817 km (0.099 R)
• M83: 65,519,379 km (0.113 R)
• M84: 65,847,597 km (0.113 R)
• M85: 66,945,646 km (0.113 R)
• M86: 67,718,019 km (0.104 R)
• M87: 68,937,541 km (0.071 R)
• M88: 69,048,692 km (0.12 R)
• M89: 69,494,195 km (0.096 R)
• M90: 70,276,143 km (0.058 R)
• M91: 70,724,338 km (0.112 R)
• M92: 70,836,537 km (0.114 R)
• M93: 71,961,513 km (0.086 R)
• M94: 72,187,256 km (0.084 R)
• M95: 74,571,547 km (0.093 R)
• M96: 75,143,010 km (0.105 R)
• M97: 75,601,229 km (0.086 R)

Kuiper Belt

Range: 31.2 - 59.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 241 - 18,665 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit