🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.44 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.7

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.198

Orbit Range: 0.71 AU - 1.05 AU

Year: 297 Days

Day: 38.8 Hours

Environment

Temp: 155 °C

Axial Tilt: 27.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.37

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 0.75 AU - 1.23 AU

Year: 355 Days

Day: 14.5 Hours

Environment

Temp: 163 °C

Axial Tilt: 21.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 91,133,291 km

• M1: 90,507 km (0.032 R)
• M2: 147,204 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.58

Radius: 0.8

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.85 AU - 1.21 AU

Year: 376 Days

Day: 32.6 Hours

Environment

Temp: 23 °C

Axial Tilt: 8.5 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 91,133,291 km

• M1: 506,239 km (0.034 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.03 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.09

Radius: 1.04

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 0.82 AU - 1.24 AU

Year: 376 Days

Day: 36.6 Hours

Environment

Temp: 44 °C

Axial Tilt: 19.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.92

Radius: 1.54

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 3.43 AU - 3.67 AU

Year: 2407 Days

Day: 32.3 Hours

Environment

Temp: -107 °C

Axial Tilt: 48.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 91,133,291 km

• M1: 1,858,903 km (0.078 R)

Asteroid Belt

Center: 5.58 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 7.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 599.3

Radius: 14.6

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 7.53 AU - 7.69 AU

Year: 7555 Days

Day: 10.7 Hours

Environment

Temp: -159 °C

Axial Tilt: 7.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (80)

Outer Limit: 91,133,291 km

• M1: 237,711 km (0.109 R)
• M2: 450,888 km (0.114 R)
• M3: 683,064 km (0.095 R)
• M4: 958,922 km (0.094 R)
• M5: 1,070,223 km (0.118 R)
• M6: 1,396,347 km (0.082 R)
• M7: 1,619,247 km (0.092 R)
• M8: 1,914,853 km (0.086 R)
• M9: 2,017,327 km (0.107 R)
• M10: 2,228,260 km (0.065 R)
• M11: 2,358,410 km (0.067 R)
• M12: 2,672,267 km (0.099 R)
• M13: 2,811,094 km (0.05 R)
• M14: 2,976,100 km (0.12 R)
• M15: 3,071,843 km (0.112 R)
• M16: 3,217,551 km (0.111 R)
• M17: 3,440,601 km (0.097 R)
• M18: 3,541,430 km (0.087 R)
• M19: 3,771,961 km (0.083 R)
• M20: 4,060,385 km (0.064 R)
• M21: 4,301,986 km (0.041 R)
• M22: 4,799,399 km (0.109 R)
• M23: 5,432,497 km (0.112 R)
• M24: 5,550,530 km (0.116 R)
• M25: 5,729,150 km (0.043 R)
• M26: 5,940,083 km (0.091 R)
• M27: 7,784,475 km (0.105 R)
• M28: 7,884,406 km (0.049 R)
• M29: 7,984,786 km (0.115 R)
• M30: 8,220,852 km (0.11 R)
• M31: 8,493,270 km (0.112 R)
• M32: 8,907,656 km (0.088 R)
• M33: 9,012,374 km (0.119 R)
• M34: 9,506,047 km (0.106 R)
• M35: 10,045,048 km (0.043 R)
• M36: 10,446,569 km (0.102 R)
• M37: 10,704,924 km (0.074 R)
• M38: 10,965,374 km (0.113 R)
• M39: 11,077,573 km (0.119 R)
• M40: 11,454,559 km (0.083 R)
• M41: 12,105,310 km (0.117 R)
• M42: 12,221,248 km (0.106 R)
• M43: 12,337,785 km (0.08 R)
• M44: 12,846,717 km (0.075 R)
• M45: 13,763,902 km (0.061 R)
• M46: 14,619,901 km (0.029 R)
• M47: 14,950,512 km (0.091 R)
• M48: 15,158,453 km (0.117 R)
• M49: 15,325,554 km (0.072 R)
• M50: 16,084,763 km (0.101 R)
• M51: 17,859,592 km (0.085 R)
• M52: 18,524,405 km (0.052 R)
• M53: 18,882,243 km (0.105 R)
• M54: 19,378,160 km (0.091 R)
• M55: 19,787,011 km (0.066 R)
• M56: 20,015,447 km (0.1 R)
• M57: 20,798,592 km (0.11 R)
• M58: 21,124,117 km (0.049 R)
• M59: 22,205,111 km (0.072 R)
• M60: 23,352,377 km (0.066 R)
• M61: 25,953,735 km (0.091 R)
• M62: 26,555,417 km (0.093 R)
• M63: 27,313,878 km (0.032 R)
• M64: 27,670,370 km (0.096 R)
• M65: 28,079,670 km (0.082 R)
• M66: 29,059,686 km (0.081 R)
• M67: 29,788,975 km (0.095 R)
• M68: 29,998,412 km (0.116 R)
• M69: 31,000,269 km (0.103 R)
• M70: 32,066,603 km (0.115 R)
• M71: 32,820,127 km (0.083 R)
• M72: 33,525,182 km (0.081 R)
• M73: 33,906,806 km (0.104 R)
• M74: 34,344,829 km (0.067 R)
• M75: 34,894,900 km (0.103 R)
• M76: 35,115,856 km (0.078 R)
• M77: 36,562,767 km (0.119 R)
• M78: 37,011,860 km (0.043 R)
• M79: 37,406,499 km (0.075 R)
• M80: 37,972,428 km (0.117 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 273.8

Radius: 9.1

Gravity: 3.31 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 8.29 AU - 10.57 AU

Year: 10422 Days

Day: 11.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 10.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 91,133,291 km

• M1: 447,148 km (0.086 R)
• M2: 517,758 km (0.039 R)
• M3: 605,572 km (0.071 R)
• M4: 826,827 km (0.11 R)
• M5: 916,586 km (0.118 R)
• M6: 1,106,426 km (0.077 R)
• M7: 1,361,789 km (0.093 R)
• M8: 1,809,087 km (0.117 R)
• M9: 1,967,960 km (0.062 R)
• M10: 2,278,525 km (0.081 R)
• M11: 2,626,939 km (0.072 R)
• M12: 3,770,614 km (0.086 R)
• M13: 4,156,278 km (0.08 R)
• M14: 4,287,625 km (0.104 R)
• M15: 4,527,729 km (0.028 R)
• M16: 4,635,888 km (0.071 R)
• M17: 5,302,497 km (0.077 R)
• M18: 5,647,020 km (0.105 R)
• M19: 5,910,313 km (0.025 R)
• M20: 5,969,404 km (0.062 R)
• M21: 6,267,702 km (0.033 R)
• M22: 6,449,015 km (0.077 R)
• M23: 6,601,305 km (0.082 R)
• M24: 7,223,034 km (0.063 R)
• M25: 7,286,164 km (0.061 R)
• M26: 7,445,037 km (0.071 R)
• M27: 8,256,157 km (0.106 R)
• M28: 9,821,100 km (0.101 R)
• M29: 10,279,618 km (0.085 R)
• M30: 10,817,422 km (0.071 R)
• M31: 11,364,501 km (0.054 R)
• M32: 11,474,905 km (0.086 R)
• M33: 11,957,956 km (0.105 R)
• M34: 12,752,022 km (0.072 R)
• M35: 12,905,210 km (0.073 R)
• M36: 13,368,515 km (0.106 R)
• M37: 13,797,860 km (0.031 R)
• M38: 13,994,582 km (0.099 R)
• M39: 14,470,602 km (0.041 R)
• M40: 14,951,709 km (0.096 R)
• M41: 15,072,883 km (0.095 R)
• M42: 15,479,041 km (0.091 R)
• M43: 16,343,567 km (0.084 R)
• M44: 17,266,137 km (0.111 R)
• M45: 17,605,874 km (0.108 R)
• M46: 18,811,932 km (0.111 R)
• M47: 19,424,984 km (0.11 R)
• M48: 19,733,904 km (0.067 R)
• M49: 20,312,100 km (0.065 R)
• M50: 21,393,991 km (0.117 R)
• M51: 21,485,097 km (0.119 R)
• M52: 22,865,586 km (0.089 R)
• M53: 23,005,310 km (0.098 R)
• M54: 23,145,184 km (0.103 R)
• M55: 24,846,112 km (0.093 R)
• M56: 25,325,723 km (0.081 R)
• M57: 25,760,005 km (0.079 R)
• M58: 26,099,593 km (0.067 R)
• M59: 26,636,050 km (0.1 R)
• M60: 27,868,737 km (0.067 R)
• M61: 28,968,880 km (0.104 R)
• M62: 30,032,221 km (0.082 R)
• M63: 30,543,098 km (0.068 R)
• M64: 30,799,658 km (0.098 R)
• M65: 31,366,485 km (0.115 R)
• M66: 33,826,921 km (0.116 R)
• M67: 34,251,928 km (0.1 R)
• M68: 34,785,544 km (0.092 R)
• M69: 35,107,030 km (0.076 R)
• M70: 36,240,234 km (0.081 R)

Planet 8 - Ice Giant

Semi-Major Axis: 16.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 765.2

Radius: 5

Gravity: 30.61 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 14.39 AU - 19.23 AU

Year: 24804 Days

Day: 17 Hours

Environment

Temp: -190 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 91,133,291 km

• M1: 85,271 km (0.069 R)
• M2: 339,288 km (0.119 R)
• M3: 736,770 km (0.118 R)
• M4: 2,008,052 km (0.072 R)
• M5: 2,319,066 km (0.077 R)
• M6: 2,813,487 km (0.115 R)
• M7: 2,899,057 km (0.066 R)
• M8: 3,706,886 km (0.111 R)
• M9: 3,942,951 km (0.117 R)
• M10: 4,087,014 km (0.12 R)
• M11: 5,300,103 km (0.049 R)
• M12: 5,459,125 km (0.109 R)
• M13: 5,890,715 km (0.086 R)
• M14: 6,501,972 km (0.093 R)
• M15: 6,672,215 km (0.118 R)
• M16: 7,783,876 km (0.086 R)
• M17: 8,207,837 km (0.104 R)
• M18: 8,826,274 km (0.105 R)
• M19: 9,588,176 km (0.068 R)
• M20: 9,911,757 km (0.061 R)
• M21: 9,976,981 km (0.118 R)
• M22: 10,769,850 km (0.118 R)
• M23: 11,173,914 km (0.093 R)
• M24: 12,066,265 km (0.069 R)
• M25: 12,275,403 km (0.071 R)
• M26: 13,483,256 km (0.11 R)
• M27: 14,137,896 km (0.109 R)
• M28: 15,251,653 km (0.109 R)
• M29: 15,402,298 km (0.043 R)
• M30: 15,477,844 km (0.111 R)
• M31: 15,933,520 km (0.1 R)
• M32: 16,086,409 km (0.095 R)
• M33: 18,838,860 km (0.118 R)
• M34: 20,310,005 km (0.046 R)
• M35: 20,975,716 km (0.063 R)
• M36: 21,479,711 km (0.057 R)
• M37: 25,473,226 km (0.07 R)
• M38: 25,831,064 km (0.043 R)
• M39: 27,370,726 km (0.089 R)
• M40: 28,105,401 km (0.066 R)
• M41: 28,475,207 km (0.06 R)
• M42: 29,313,104 km (0.099 R)
• M43: 29,500,401 km (0.095 R)
• M44: 31,204,021 km (0.098 R)
• M45: 35,600,104 km (0.097 R)
• M46: 37,920,667 km (0.082 R)
• M47: 38,534,018 km (0.117 R)
• M48: 40,602,208 km (0.09 R)
• M49: 41,439,508 km (0.106 R)
• M50: 41,649,693 km (0.102 R)
• M51: 41,754,860 km (0.092 R)
• M52: 41,860,177 km (0.117 R)
• M53: 41,965,643 km (0.067 R)
• M54: 42,071,110 km (0.102 R)
• M55: 42,282,492 km (0.115 R)
• M56: 42,388,257 km (0.099 R)
• M57: 44,629,682 km (0.09 R)
• M58: 44,737,393 km (0.101 R)
• M59: 45,060,973 km (0.12 R)
• M60: 46,909,404 km (0.119 R)
• M61: 53,742,287 km (0.059 R)
• M62: 55,122,627 km (0.118 R)
• M63: 55,585,333 km (0.12 R)
• M64: 57,214,902 km (0.081 R)
• M65: 59,451,391 km (0.075 R)
• M66: 60,520,716 km (0.119 R)
• M67: 60,759,175 km (0.068 R)
• M68: 61,476,497 km (0.116 R)
• M69: 61,596,474 km (0.113 R)
• M70: 61,716,302 km (0.109 R)
• M71: 66,330,050 km (0.118 R)
• M72: 66,453,020 km (0.118 R)
• M73: 66,822,227 km (0.101 R)
• M74: 67,068,765 km (0.099 R)
• M75: 67,315,451 km (0.112 R)
• M76: 67,562,587 km (0.07 R)
• M77: 68,057,756 km (0.107 R)
• M78: 70,050,250 km (0.054 R)
• M79: 70,425,890 km (0.052 R)
• M80: 74,219,692 km (0.08 R)
• M81: 74,475,056 km (0.12 R)
• M82: 74,858,475 km (0.049 R)
• M83: 75,499,053 km (0.081 R)
• M84: 78,729,021 km (0.093 R)
• M85: 80,688,604 km (0.057 R)
• M86: 82,135,664 km (0.118 R)
• M87: 84,389,056 km (0.093 R)
• M88: 85,857,958 km (0.059 R)
• M89: 86,528,306 km (0.1 R)
• M90: 87,335,237 km (0.102 R)
• M91: 88,279,648 km (0.049 R)
• M92: 88,820,893 km (0.077 R)
• M93: 90,996,645 km (0.088 R)

Kuiper Belt

Range: 30.5 - 53.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 418 - 20,208 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit