🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.42 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.84 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.61

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.82 AU - 0.86 AU

Year: 278 Days

Day: 20.3 Hours

Environment

Temp: 98 °C

Axial Tilt: 7.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.98 AU - 1.08 AU

Year: 378 Days

Day: 14.7 Hours

Environment

Temp: 40 °C

Axial Tilt: 16.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 62,220,812 km

• M1: 84,224 km (0.081 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.56

Radius: 1.46

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 1.3 AU - 1.66 AU

Year: 651 Days

Day: 32.8 Hours

Environment

Temp: -24 °C

Axial Tilt: 0.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 62,220,812 km

• M1: 64,028 km (0.063 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.194

Orbit Range: 1.56 AU - 2.32 AU

Year: 977 Days

Day: 13.3 Hours

Environment

Temp: -63 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.27

Radius: 1.39

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.06 AU - 3.3 AU

Year: 1587 Days

Day: 30.9 Hours

Environment

Temp: -83 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.89

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 2.49 AU - 2.91 AU

Year: 1604 Days

Day: 44.2 Hours

Environment

Temp: -94 °C

Axial Tilt: 17.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.03 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 2.46 AU - 3.6 AU

Year: 1907 Days

Day: 44.1 Hours

Environment

Temp: -94 °C

Axial Tilt: 43.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Terrestrial

Semi-Major Axis: 4.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 4.13 AU - 5.67 AU

Year: 3923 Days

Day: 33.8 Hours

Environment

Temp: -133 °C

Axial Tilt: 3.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 9 - Gas Giant

Semi-Major Axis: 9.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 658.8

Radius: 9

Gravity: 8.13 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 7.71 AU - 10.67 AU

Year: 10075 Days

Day: 13.1 Hours

Environment

Temp: -163 °C

Axial Tilt: 39.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 62,220,812 km

• M1: 299,495 km (0.091 R)
• M2: 358,436 km (0.089 R)
• M3: 435,928 km (0.066 R)
• M4: 549,772 km (0.083 R)
• M5: 862,133 km (0.075 R)
• M6: 1,047,634 km (0.093 R)
• M7: 1,545,047 km (0.094 R)
• M8: 1,703,022 km (0.094 R)
• M9: 2,158,398 km (0.107 R)
• M10: 2,335,522 km (0.111 R)
• M11: 2,465,074 km (0.067 R)
• M12: 2,650,425 km (0.107 R)
• M13: 2,813,038 km (0.103 R)
• M14: 3,063,016 km (0.029 R)
• M15: 3,795,298 km (0.094 R)
• M16: 4,940,619 km (0.099 R)
• M17: 5,141,230 km (0.075 R)
• M18: 6,184,675 km (0.088 R)
• M19: 6,256,632 km (0.106 R)
• M20: 6,804,459 km (0.098 R)
• M21: 7,253,851 km (0.117 R)
• M22: 7,635,775 km (0.085 R)
• M23: 8,860,981 km (0.064 R)
• M24: 9,475,380 km (0.118 R)
• M25: 10,316,120 km (0.074 R)
• M26: 10,530,045 km (0.104 R)
• M27: 10,832,083 km (0.116 R)
• M28: 11,488,817 km (0.114 R)
• M29: 11,577,230 km (0.108 R)
• M30: 11,933,721 km (0.114 R)
• M31: 12,068,359 km (0.094 R)
• M32: 12,203,446 km (0.096 R)
• M33: 13,163,117 km (0.097 R)
• M34: 13,628,665 km (0.08 R)
• M35: 14,052,326 km (0.079 R)
• M36: 15,251,503 km (0.045 R)
• M37: 15,397,660 km (0.088 R)
• M38: 15,691,321 km (0.116 R)
• M39: 15,986,776 km (0.108 R)
• M40: 16,234,511 km (0.095 R)
• M41: 16,633,338 km (0.103 R)
• M42: 17,644,770 km (0.067 R)
• M43: 17,952,044 km (0.104 R)
• M44: 18,261,113 km (0.073 R)
• M45: 18,675,948 km (0.107 R)
• M46: 19,356,618 km (0.118 R)
• M47: 19,939,003 km (0.117 R)
• M48: 20,688,488 km (0.112 R)
• M49: 21,556,305 km (0.078 R)
• M50: 21,720,264 km (0.036 R)
• M51: 21,939,725 km (0.069 R)
• M52: 22,049,679 km (0.114 R)
• M53: 23,327,394 km (0.03 R)
• M54: 23,439,593 km (0.073 R)
• M55: 24,003,577 km (0.077 R)
• M56: 24,287,214 km (0.053 R)
• M57: 25,548,324 km (0.049 R)
• M58: 26,186,958 km (0.07 R)
• M59: 26,478,823 km (0.116 R)
• M60: 27,184,027 km (0.046 R)
• M61: 27,243,119 km (0.11 R)
• M62: 27,539,023 km (0.099 R)
• M63: 28,253,353 km (0.114 R)
• M64: 28,853,390 km (0.103 R)
• M65: 30,004,995 km (0.092 R)
• M66: 30,494,329 km (0.103 R)
• M67: 31,481,077 km (0.119 R)
• M68: 31,605,093 km (0.052 R)
• M69: 32,290,401 km (0.087 R)
• M70: 32,729,022 km (0.082 R)
• M71: 33,739,107 km (0.096 R)
• M72: 33,866,116 km (0.101 R)
• M73: 34,695,337 km (0.103 R)
• M74: 34,823,542 km (0.072 R)
• M75: 35,531,140 km (0.058 R)
• M76: 36,830,098 km (0.099 R)
• M77: 37,288,466 km (0.045 R)
• M78: 37,485,337 km (0.11 R)
• M79: 37,616,983 km (0.103 R)
• M80: 38,012,370 km (0.096 R)
• M81: 39,340,650 km (0.053 R)
• M82: 39,943,230 km (0.072 R)
• M83: 40,751,507 km (0.111 R)
• M84: 43,070,873 km (0.119 R)
• M85: 43,968,909 km (0.059 R)
• M86: 44,733,653 km (0.032 R)
• M87: 45,572,897 km (0.079 R)

Planet 10 - Ice Giant

Semi-Major Axis: 12.63 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 568.6

Radius: 5.1

Gravity: 21.86 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 9.79 AU - 15.47 AU

Year: 16233 Days

Day: 20.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 29.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 62,220,812 km

• M1: 92,302 km (0.094 R)
• M2: 252,521 km (0.033 R)
• M3: 419,173 km (0.069 R)
• M4: 505,790 km (0.079 R)
• M5: 637,137 km (0.056 R)
• M6: 737,667 km (0.11 R)
• M7: 1,289,384 km (0.097 R)
• M8: 1,417,440 km (0.113 R)
• M9: 1,658,442 km (0.104 R)
• M10: 1,797,867 km (0.082 R)
• M11: 1,854,864 km (0.029 R)
• M12: 1,999,675 km (0.098 R)
• M13: 2,178,295 km (0.119 R)
• M14: 2,239,031 km (0.098 R)
• M15: 2,300,217 km (0.05 R)
• M16: 2,550,943 km (0.112 R)
• M17: 3,389,439 km (0.098 R)
• M18: 3,710,626 km (0.112 R)
• M19: 3,930,086 km (0.102 R)
• M20: 4,078,786 km (0.116 R)
• M21: 4,305,427 km (0.119 R)
• M22: 4,343,574 km (0.087 R)
• M23: 4,420,168 km (0.066 R)
• M24: 4,770,676 km (0.069 R)
• M25: 5,170,701 km (0.101 R)
• M26: 5,539,759 km (0.065 R)
• M27: 6,216,839 km (0.114 R)
• M28: 7,693,669 km (0.091 R)
• M29: 7,973,417 km (0.099 R)
• M30: 8,399,172 km (0.07 R)
• M31: 8,929,646 km (0.074 R)
• M32: 9,076,103 km (0.111 R)
• M33: 9,520,558 km (0.115 R)
• M34: 10,481,874 km (0.112 R)
• M35: 11,052,440 km (0.081 R)
• M36: 12,061,478 km (0.106 R)
• M37: 12,989,134 km (0.112 R)
• M38: 13,266,339 km (0.115 R)
• M39: 14,854,171 km (0.12 R)
• M40: 15,143,942 km (0.059 R)
• M41: 15,435,658 km (0.095 R)
• M42: 16,083,865 km (0.042 R)
• M43: 16,143,256 km (0.1 R)
• M44: 17,042,638 km (0.107 R)
• M45: 18,266,798 km (0.086 R)
• M46: 18,577,213 km (0.103 R)
• M47: 18,701,828 km (0.048 R)
• M48: 21,448,744 km (0.117 R)
• M49: 22,039,357 km (0.113 R)
• M50: 22,171,302 km (0.117 R)
• M51: 23,505,565 km (0.097 R)
• M52: 24,455,063 km (0.086 R)
• M53: 25,555,206 km (0.061 R)
• M54: 25,624,619 km (0.115 R)
• M55: 25,763,446 km (0.042 R)
• M56: 27,377,308 km (0.107 R)
• M57: 27,519,276 km (0.114 R)
• M58: 27,590,335 km (0.062 R)
• M59: 28,017,736 km (0.105 R)
• M60: 29,096,187 km (0.117 R)
• M61: 29,676,777 km (0.115 R)
• M62: 30,334,559 km (0.114 R)
• M63: 30,554,916 km (0.032 R)
• M64: 31,441,583 km (0.026 R)
• M65: 32,336,627 km (0.03 R)
• M66: 32,862,613 km (0.115 R)
• M67: 34,380,882 km (0.081 R)
• M68: 34,687,258 km (0.083 R)
• M69: 34,764,002 km (0.09 R)
• M70: 35,457,239 km (0.109 R)
• M71: 38,275,513 km (0.117 R)
• M72: 38,354,800 km (0.116 R)
• M73: 38,752,132 km (0.077 R)
• M74: 40,516,639 km (0.105 R)
• M75: 40,678,354 km (0.113 R)
• M76: 41,734,664 km (0.119 R)
• M77: 42,635,393 km (0.119 R)
• M78: 43,957,090 km (0.117 R)
• M79: 44,539,624 km (0.076 R)
• M80: 46,810,071 km (0.078 R)
• M81: 48,773,693 km (0.09 R)
• M82: 49,982,145 km (0.053 R)
• M83: 50,068,762 km (0.097 R)
• M84: 50,589,961 km (0.115 R)
• M85: 51,813,073 km (0.061 R)
• M86: 52,516,333 km (0.093 R)
• M87: 54,110,298 km (0.066 R)
• M88: 55,360,936 km (0.042 R)
• M89: 58,620,225 km (0.116 R)
• M90: 59,261,252 km (0.073 R)
• M91: 59,536,661 km (0.054 R)
• M92: 59,628,514 km (0.094 R)
• M93: 59,812,520 km (0.092 R)
• M94: 60,550,187 km (0.103 R)
• M95: 62,034,497 km (0.105 R)
• M96: 62,220,746 km (0.119 R)

Kuiper Belt

Range: 30.3 - 46.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 459 - 19,950 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit