🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.62 AU - 0.9 AU

Year: 248 Days

Day: 15.6 Hours

Environment

Temp: 97 °C

Axial Tilt: 33.4 °

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: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.69 AU - 0.97 AU

Year: 283 Days

Day: 45.4 Hours

Environment

Temp: 164 °C

Axial Tilt: 14.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.72

Radius: 0.88

Gravity: 0.93 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.72 AU - 1.06 AU

Year: 315 Days

Day: 39 Hours

Environment

Temp: 45 °C

Axial Tilt: 11.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 99,400,939 km

• M1: 194,028 km (0.117 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 0.83 AU - 1.11 AU

Year: 358 Days

Day: 15.4 Hours

Environment

Temp: 36 °C

Axial Tilt: 5.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 99,400,939 km

• M1: 44,281 km (0.104 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 1.72 AU - 2.18 AU

Year: 1020 Days

Day: 42.7 Hours

Environment

Temp: -79 °C

Axial Tilt: 38.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.11

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 2.4 AU - 3.74 AU

Year: 2016 Days

Day: 29.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 11.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.51

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 2.73 AU - 3.47 AU

Year: 2045 Days

Day: 42.5 Hours

Environment

Temp: -110 °C

Axial Tilt: 34.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 99,400,939 km

• M1: 2,517,283 km (0.077 R)

Asteroid Belt

Center: 7.39 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 11.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 264.7

Radius: 13.4

Gravity: 1.47 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 11.62 AU - 11.74 AU

Year: 14959 Days

Day: 13.9 Hours

Environment

Temp: -183 °C

Axial Tilt: 12.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 99,400,939 km

• M1: 199,264 km (0.089 R)
• M2: 285,732 km (0.094 R)
• M3: 439,369 km (0.11 R)
• M4: 737,518 km (0.088 R)
• M5: 920,625 km (0.041 R)
• M6: 1,082,490 km (0.078 R)
• M7: 1,436,289 km (0.107 R)
• M8: 1,648,868 km (0.049 R)
• M9: 2,601,208 km (0.107 R)
• M10: 2,757,238 km (0.105 R)
• M11: 3,051,348 km (0.111 R)
• M12: 3,216,055 km (0.093 R)
• M13: 3,994,413 km (0.029 R)
• M14: 4,451,584 km (0.097 R)
• M15: 4,861,632 km (0.037 R)
• M16: 5,022,599 km (0.114 R)
• M17: 5,382,980 km (0.083 R)
• M18: 5,616,802 km (0.087 R)
• M19: 6,198,588 km (0.034 R)
• M20: 6,338,312 km (0.1 R)
• M21: 7,680,205 km (0.111 R)
• M22: 9,547,336 km (0.086 R)
• M23: 10,158,593 km (0.111 R)
• M24: 10,448,065 km (0.073 R)
• M25: 11,290,600 km (0.11 R)
• M26: 11,936,863 km (0.07 R)
• M27: 12,286,473 km (0.06 R)
• M28: 13,265,292 km (0.106 R)
• M29: 14,084,789 km (0.097 R)
• M30: 14,593,571 km (0.08 R)
• M31: 15,868,145 km (0.063 R)
• M32: 16,012,058 km (0.092 R)
• M33: 17,971,043 km (0.088 R)
• M34: 19,131,324 km (0.111 R)
• M35: 19,592,085 km (0.075 R)
• M36: 19,952,915 km (0.032 R)
• M37: 20,995,912 km (0.037 R)
• M38: 21,101,228 km (0.054 R)
• M39: 21,206,695 km (0.084 R)
• M40: 21,418,226 km (0.101 R)
• M41: 22,217,378 km (0.077 R)
• M42: 22,755,631 km (0.112 R)
• M43: 24,506,824 km (0.097 R)
• M44: 24,728,678 km (0.093 R)
• M45: 25,174,629 km (0.044 R)
• M46: 26,017,912 km (0.114 R)
• M47: 27,905,538 km (0.038 R)
• M48: 28,195,309 km (0.114 R)
• M49: 30,311,670 km (0.087 R)
• M50: 31,148,521 km (0.072 R)
• M51: 31,630,076 km (0.105 R)
• M52: 31,750,802 km (0.115 R)
• M53: 33,028,218 km (0.112 R)
• M54: 33,334,894 km (0.12 R)
• M55: 34,198,522 km (0.086 R)
• M56: 36,073,881 km (0.054 R)
• M57: 40,446,776 km (0.076 R)
• M58: 40,906,491 km (0.083 R)
• M59: 41,632,190 km (0.087 R)
• M60: 42,561,941 km (0.104 R)
• M61: 43,364,384 km (0.079 R)
• M62: 43,498,573 km (0.065 R)
• M63: 43,834,719 km (0.088 R)
• M64: 44,442,087 km (0.092 R)
• M65: 44,712,859 km (0.106 R)

Planet 9 - Ice Giant

Semi-Major Axis: 13.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 611.2

Radius: 7

Gravity: 12.47 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 13.01 AU - 14.33 AU

Year: 18940 Days

Day: 15.1 Hours

Environment

Temp: -195 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 99,400,939 km

• M1: 93,349 km (0.052 R)
• M2: 229,782 km (0.11 R)
• M3: 435,479 km (0.095 R)
• M4: 529,427 km (0.095 R)
• M5: 651,499 km (0.05 R)
• M6: 1,338,153 km (0.116 R)
• M7: 1,624,034 km (0.099 R)
• M8: 2,284,808 km (0.104 R)
• M9: 2,661,047 km (0.041 R)
• M10: 2,802,716 km (0.118 R)
• M11: 3,242,534 km (0.116 R)
• M12: 3,782,881 km (0.05 R)
• M13: 4,226,888 km (0.108 R)
• M14: 4,560,192 km (0.088 R)
• M15: 5,610,219 km (0.047 R)
• M16: 5,655,548 km (0.08 R)
• M17: 5,884,133 km (0.097 R)
• M18: 5,976,435 km (0.117 R)
• M19: 7,920,160 km (0.076 R)
• M20: 9,657,291 km (0.038 R)
• M21: 10,150,814 km (0.09 R)
• M22: 10,428,617 km (0.069 R)
• M23: 10,540,367 km (0.049 R)
• M24: 10,878,159 km (0.088 R)
• M25: 11,506,619 km (0.083 R)
• M26: 11,854,434 km (0.118 R)
• M27: 13,644,672 km (0.11 R)
• M28: 14,633,365 km (0.026 R)
• M29: 14,884,240 km (0.104 R)
• M30: 15,136,462 km (0.094 R)
• M31: 15,390,031 km (0.114 R)
• M32: 15,453,759 km (0.097 R)
• M33: 16,030,309 km (0.102 R)
• M34: 16,548,816 km (0.113 R)
• M35: 16,744,639 km (0.083 R)
• M36: 17,469,291 km (0.096 R)
• M37: 18,204,116 km (0.116 R)
• M38: 19,497,090 km (0.084 R)
• M39: 20,189,429 km (0.057 R)
• M40: 20,468,729 km (0.072 R)
• M41: 21,598,193 km (0.1 R)
• M42: 23,257,083 km (0.118 R)
• M43: 23,696,602 km (0.115 R)
• M44: 24,658,067 km (0.059 R)
• M45: 27,386,733 km (0.115 R)
• M46: 27,618,460 km (0.108 R)
• M47: 28,865,059 km (0.119 R)
• M48: 29,653,440 km (0.063 R)
• M49: 29,812,013 km (0.115 R)
• M50: 30,528,886 km (0.101 R)
• M51: 30,688,956 km (0.077 R)
• M52: 30,769,140 km (0.084 R)
• M53: 31,493,493 km (0.109 R)
• M54: 33,041,233 km (0.026 R)
• M55: 34,197,475 km (0.116 R)
• M56: 34,363,828 km (0.082 R)
• M57: 35,282,957 km (0.079 R)
• M58: 36,464,481 km (0.055 R)
• M59: 40,261,574 km (0.06 R)
• M60: 41,053,695 km (0.104 R)
• M61: 41,762,041 km (0.085 R)
• M62: 41,939,763 km (0.066 R)
• M63: 42,742,655 km (0.075 R)
• M64: 44,454,054 km (0.065 R)
• M65: 45,912,634 km (0.091 R)
• M66: 46,924,514 km (0.087 R)
• M67: 47,479,522 km (0.104 R)
• M68: 47,943,724 km (0.097 R)
• M69: 48,036,774 km (0.111 R)
• M70: 50,381,571 km (0.106 R)
• M71: 50,665,508 km (0.112 R)
• M72: 52,188,414 km (0.039 R)
• M73: 52,379,899 km (0.08 R)
• M74: 53,051,743 km (0.071 R)
• M75: 53,629,939 km (0.112 R)
• M76: 53,919,710 km (0.054 R)
• M77: 55,767,543 km (0.059 R)
• M78: 56,650,021 km (0.086 R)
• M79: 57,240,932 km (0.107 R)
• M80: 58,230,373 km (0.097 R)
• M81: 60,426,769 km (0.116 R)
• M82: 60,929,717 km (0.05 R)
• M83: 61,131,375 km (0.048 R)
• M84: 61,535,139 km (0.06 R)
• M85: 62,142,507 km (0.098 R)
• M86: 62,853,695 km (0.063 R)
• M87: 62,955,571 km (0.076 R)
• M88: 64,284,000 km (0.115 R)
• M89: 66,035,342 km (0.062 R)
• M90: 67,176,774 km (0.105 R)
• M91: 67,802,093 km (0.104 R)
• M92: 68,324,788 km (0.117 R)
• M93: 68,638,944 km (0.087 R)
• M94: 68,953,698 km (0.065 R)
• M95: 70,111,735 km (0.079 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.6 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 951

Radius: 3.6

Gravity: 73.38 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 14.76 AU - 18.44 AU

Year: 25345 Days

Day: 24.5 Hours

Environment

Temp: -189 °C

Axial Tilt: 34.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 99,400,939 km

• M1: 325,824 km (0.117 R)
• M2: 485,595 km (0.101 R)
• M3: 587,022 km (0.063 R)
• M4: 869,612 km (0.104 R)
• M5: 993,180 km (0.099 R)
• M6: 1,025,045 km (0.078 R)
• M7: 1,468,602 km (0.033 R)
• M8: 1,504,955 km (0.111 R)
• M9: 2,250,850 km (0.077 R)
• M10: 2,463,578 km (0.111 R)
• M11: 2,550,494 km (0.109 R)
• M12: 3,000,036 km (0.1 R)
• M13: 3,186,734 km (0.12 R)
• M14: 4,021,041 km (0.088 R)
• M15: 4,174,977 km (0.116 R)
• M16: 4,648,155 km (0.092 R)
• M17: 4,809,721 km (0.085 R)
• M18: 4,918,329 km (0.064 R)
• M19: 6,284,756 km (0.062 R)
• M20: 6,825,403 km (0.102 R)
• M21: 8,079,183 km (0.066 R)
• M22: 8,732,327 km (0.097 R)
• M23: 8,931,442 km (0.097 R)
• M24: 9,334,309 km (0.048 R)
• M25: 9,606,278 km (0.1 R)
• M26: 9,674,644 km (0.072 R)
• M27: 10,088,282 km (0.062 R)
• M28: 12,763,541 km (0.112 R)
• M29: 13,522,002 km (0.067 R)
• M30: 13,829,426 km (0.092 R)
• M31: 15,641,505 km (0.065 R)
• M32: 16,780,543 km (0.108 R)
• M33: 18,623,589 km (0.087 R)
• M34: 19,137,158 km (0.076 R)
• M35: 20,882,816 km (0.084 R)
• M36: 23,043,607 km (0.11 R)
• M37: 23,502,723 km (0.062 R)
• M38: 24,057,582 km (0.082 R)
• M39: 24,336,582 km (0.081 R)
• M40: 25,085,917 km (0.081 R)
• M41: 27,378,954 km (0.109 R)
• M42: 27,670,221 km (0.087 R)
• M43: 27,864,997 km (0.085 R)
• M44: 28,060,222 km (0.065 R)
• M45: 29,043,230 km (0.071 R)
• M46: 29,638,330 km (0.085 R)
• M47: 30,538,610 km (0.065 R)
• M48: 31,447,866 km (0.11 R)
• M49: 31,854,772 km (0.108 R)
• M50: 32,161,149 km (0.087 R)
• M51: 33,085,963 km (0.116 R)
• M52: 34,437,430 km (0.076 R)
• M53: 35,806,699 km (0.095 R)
• M54: 35,912,764 km (0.112 R)
• M55: 38,055,903 km (0.116 R)
• M56: 39,252,237 km (0.086 R)
• M57: 39,909,870 km (0.036 R)
• M58: 42,914,393 km (0.051 R)
• M59: 43,027,040 km (0.118 R)
• M60: 44,045,353 km (0.105 R)
• M61: 45,071,744 km (0.116 R)
• M62: 48,901,749 km (0.118 R)
• M63: 49,019,482 km (0.109 R)
• M64: 50,676,877 km (0.084 R)
• M65: 53,197,152 km (0.097 R)
• M66: 54,533,510 km (0.108 R)
• M67: 54,655,582 km (0.098 R)
• M68: 55,757,969 km (0.064 R)
• M69: 56,496,982 km (0.085 R)
• M70: 56,620,400 km (0.079 R)
• M71: 59,610,862 km (0.075 R)
• M72: 63,548,727 km (0.111 R)
• M73: 63,677,082 km (0.043 R)
• M74: 66,784,977 km (0.072 R)
• M75: 69,148,175 km (0.09 R)
• M76: 70,738,700 km (0.097 R)
• M77: 76,809,680 km (0.109 R)
• M78: 77,494,539 km (0.096 R)
• M79: 78,318,973 km (0.075 R)
• M80: 80,115,045 km (0.068 R)
• M81: 80,948,754 km (0.07 R)
• M82: 81,785,156 km (0.109 R)
• M83: 82,624,400 km (0.112 R)
• M84: 83,045,219 km (0.033 R)
• M85: 85,726,312 km (0.12 R)
• M86: 88,006,034 km (0.109 R)
• M87: 89,297,063 km (0.065 R)
• M88: 89,728,803 km (0.072 R)
• M89: 90,449,865 km (0.076 R)
• M90: 91,028,210 km (0.053 R)
• M91: 93,061,843 km (0.102 R)
• M92: 93,938,038 km (0.109 R)
• M93: 95,404,247 km (0.054 R)
• M94: 96,730,432 km (0.117 R)
• M95: 97,173,840 km (0.055 R)
• M96: 97,469,745 km (0.107 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 371 - 18,689 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit