🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.35

Radius: 1.41

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.201

Orbit Range: 0.42 AU - 0.64 AU

Year: 165 Days

Day: 18.6 Hours

Environment

Temp: 142 °C

Axial Tilt: 10.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.93 AU - 1.19 AU

Year: 467 Days

Day: 20.1 Hours

Environment

Temp: -54 °C

Axial Tilt: 10.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,636,689 km

• M1: 316,250 km (0.075 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.59

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 1.15 AU - 1.23 AU

Year: 555 Days

Day: 47.3 Hours

Environment

Temp: -70 °C

Axial Tilt: 3.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.27

Radius: 0.59

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 1.09 AU - 1.55 AU

Year: 648 Days

Day: 31.7 Hours

Environment

Temp: -72 °C

Axial Tilt: 36.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,636,689 km

• M1: 52,958 km (0.092 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.55

Radius: 0.79

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.21 AU - 1.51 AU

Year: 678 Days

Day: 35.1 Hours

Environment

Temp: -78 °C

Axial Tilt: 9.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 54,636,689 km

• M1: 175,777 km (0.114 R)
• M2: 633,098 km (0.108 R)

Planet 6 - Terrestrial

Semi-Major Axis: 1.78 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.13

Radius: 1.35

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.63 AU - 1.93 AU

Year: 1015 Days

Day: 35.9 Hours

Environment

Temp: -99 °C

Axial Tilt: 44.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 54,636,689 km

• M1: 254,765 km (0.106 R)

Planet 7 - Terrestrial

Semi-Major Axis: 2.26 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.95

Radius: 1.73

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.81 AU - 2.71 AU

Year: 1452 Days

Day: 36.6 Hours

Environment

Temp: -122 °C

Axial Tilt: 2.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 8 - Gas Giant

Semi-Major Axis: 5.26 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.1

Radius: 12.6

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.09

Orbit Range: 4.79 AU - 5.73 AU

Year: 5157 Days

Day: 7.4 Hours

Environment

Temp: -179 °C

Axial Tilt: 29.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 54,636,689 km

• M1: 245,490 km (0.119 R)
• M2: 367,263 km (0.109 R)
• M3: 473,328 km (0.112 R)
• M4: 576,101 km (0.102 R)
• M5: 770,878 km (0.069 R)
• M6: 968,197 km (0.049 R)
• M7: 1,127,818 km (0.076 R)
• M8: 1,343,090 km (0.11 R)
• M9: 1,498,522 km (0.03 R)
• M10: 1,987,857 km (0.084 R)
• M11: 2,069,537 km (0.113 R)
• M12: 2,437,398 km (0.067 R)
• M13: 2,629,183 km (0.057 R)
• M14: 2,887,837 km (0.079 R)
• M15: 3,028,011 km (0.117 R)
• M16: 3,186,734 km (0.103 R)
• M17: 3,848,854 km (0.106 R)
• M18: 4,108,257 km (0.098 R)
• M19: 4,302,136 km (0.091 R)
• M20: 4,391,296 km (0.034 R)
• M21: 4,499,006 km (0.036 R)
• M22: 4,754,071 km (0.106 R)
• M23: 4,939,273 km (0.087 R)
• M24: 5,259,412 km (0.087 R)
• M25: 5,801,705 km (0.071 R)
• M26: 6,260,671 km (0.119 R)
• M27: 6,423,134 km (0.116 R)
• M28: 6,710,661 km (0.082 R)
• M29: 6,856,070 km (0.057 R)
• M30: 7,002,527 km (0.105 R)
• M31: 7,277,338 km (0.117 R)
• M32: 7,663,749 km (0.072 R)
• M33: 7,772,357 km (0.099 R)
• M34: 8,078,883 km (0.093 R)
• M35: 8,211,577 km (0.098 R)
• M36: 8,411,888 km (0.077 R)
• M37: 8,704,203 km (0.041 R)
• M38: 8,862,926 km (0.079 R)
• M39: 9,229,590 km (0.102 R)
• M40: 9,624,529 km (0.073 R)
• M41: 9,930,307 km (0.045 R)
• M42: 11,037,929 km (0.095 R)
• M43: 11,136,065 km (0.07 R)
• M44: 11,606,401 km (0.066 R)
• M45: 11,856,529 km (0.078 R)
• M46: 12,083,170 km (0.094 R)
• M47: 12,184,447 km (0.117 R)
• M48: 12,592,102 km (0.086 R)
• M49: 12,797,649 km (0.06 R)
• M50: 14,187,413 km (0.032 R)
• M51: 14,589,383 km (0.109 R)
• M52: 14,697,243 km (0.05 R)
• M53: 14,859,556 km (0.117 R)
• M54: 15,022,469 km (0.095 R)
• M55: 15,240,433 km (0.092 R)
• M56: 15,459,594 km (0.073 R)
• M57: 15,652,276 km (0.114 R)
• M58: 15,901,057 km (0.089 R)
• M59: 16,039,884 km (0.104 R)
• M60: 16,179,010 km (0.092 R)
• M61: 16,262,785 km (0.113 R)
• M62: 17,307,127 km (0.11 R)
• M63: 18,111,814 km (0.089 R)
• M64: 18,811,334 km (0.086 R)
• M65: 18,928,768 km (0.08 R)
• M66: 19,046,502 km (0.099 R)
• M67: 19,787,610 km (0.088 R)
• M68: 20,116,725 km (0.117 R)

Planet 9 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 879.7

Radius: 11.4

Gravity: 6.77 G

Time & Orbit

Eccentricity (e): 0.216

Orbit Range: 4.47 AU - 6.93 AU

Year: 5818 Days

Day: 9.9 Hours

Environment

Temp: -180 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 54,636,689 km

• M1: 167,699 km (0.047 R)
• M2: 329,714 km (0.112 R)
• M3: 453,132 km (0.068 R)
• M4: 700,118 km (0.049 R)
• M5: 869,762 km (0.073 R)
• M6: 1,407,566 km (0.07 R)
• M7: 1,552,228 km (0.058 R)
• M8: 1,645,128 km (0.096 R)
• M9: 1,740,122 km (0.072 R)
• M10: 2,306,201 km (0.08 R)
• M11: 2,413,163 km (0.093 R)
• M12: 2,676,755 km (0.094 R)
• M13: 2,766,813 km (0.097 R)
• M14: 3,066,457 km (0.112 R)
• M15: 3,547,863 km (0.069 R)
• M16: 3,873,837 km (0.114 R)
• M17: 4,314,552 km (0.11 R)
• M18: 4,554,507 km (0.095 R)
• M19: 4,716,970 km (0.035 R)
• M20: 4,908,905 km (0.101 R)
• M21: 5,159,631 km (0.076 R)
• M22: 5,471,692 km (0.056 R)
• M23: 5,615,605 km (0.079 R)
• M24: 6,025,204 km (0.025 R)
• M25: 6,114,364 km (0.036 R)
• M26: 6,873,723 km (0.113 R)
• M27: 7,311,895 km (0.044 R)
• M28: 7,566,511 km (0.045 R)
• M29: 7,727,029 km (0.025 R)
• M30: 7,986,432 km (0.09 R)
• M31: 8,613,696 km (0.081 R)
• M32: 8,815,204 km (0.095 R)
• M33: 9,325,632 km (0.116 R)
• M34: 9,497,969 km (0.08 R)
• M35: 10,197,788 km (0.04 R)
• M36: 12,019,142 km (0.082 R)
• M37: 12,244,436 km (0.118 R)
• M38: 12,471,077 km (0.072 R)
• M39: 12,546,923 km (0.109 R)
• M40: 13,043,887 km (0.06 R)
• M41: 13,275,465 km (0.083 R)
• M42: 13,586,329 km (0.058 R)
• M43: 13,899,587 km (0.047 R)
• M44: 14,057,114 km (0.051 R)
• M45: 15,055,081 km (0.094 R)
• M46: 15,911,080 km (0.077 R)
• M47: 16,407,296 km (0.094 R)
• M48: 16,615,536 km (0.12 R)
• M49: 16,699,012 km (0.091 R)
• M50: 16,992,673 km (0.083 R)
• M51: 17,372,502 km (0.095 R)
• M52: 18,789,493 km (0.066 R)
• M53: 19,445,778 km (0.117 R)
• M54: 19,578,023 km (0.064 R)
• M55: 19,666,286 km (0.112 R)
• M56: 20,422,054 km (0.108 R)
• M57: 20,556,393 km (0.116 R)
• M58: 22,329,577 km (0.115 R)
• M59: 23,117,808 km (0.078 R)
• M60: 24,483,487 km (0.118 R)
• M61: 25,392,443 km (0.103 R)
• M62: 25,633,446 km (0.083 R)
• M63: 26,702,921 km (0.103 R)
• M64: 27,588,839 km (0.093 R)
• M65: 28,985,934 km (0.079 R)
• M66: 30,764,503 km (0.043 R)
• M67: 31,641,146 km (0.047 R)
• M68: 31,848,639 km (0.053 R)
• M69: 32,056,580 km (0.057 R)
• M70: 33,050,209 km (0.104 R)
• M71: 33,208,184 km (0.118 R)
• M72: 34,001,053 km (0.053 R)
• M73: 34,479,766 km (0.049 R)

Planet 10 - Ice Giant

Semi-Major Axis: 16.92 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 114.6

Radius: 7.5

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 12.89 AU - 20.95 AU

Year: 29753 Days

Day: 15.8 Hours

Environment

Temp: -207 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 54,636,689 km

• M1: 102,175 km (0.107 R)
• M2: 156,180 km (0.108 R)
• M3: 259,253 km (0.038 R)
• M4: 513,420 km (0.093 R)
• M5: 579,692 km (0.115 R)
• M6: 997,219 km (0.058 R)
• M7: 1,060,499 km (0.067 R)
• M8: 1,590,525 km (0.045 R)
• M9: 1,741,020 km (0.103 R)
• M10: 2,332,380 km (0.098 R)
• M11: 2,417,502 km (0.104 R)
• M12: 2,474,947 km (0.078 R)
• M13: 2,709,068 km (0.091 R)
• M14: 3,230,267 km (0.085 R)
• M15: 3,325,561 km (0.113 R)
• M16: 3,389,589 km (0.112 R)
• M17: 3,584,066 km (0.097 R)
• M18: 4,363,171 km (0.096 R)
• M19: 4,503,943 km (0.098 R)
• M20: 5,008,387 km (0.095 R)
• M21: 5,118,940 km (0.056 R)
• M22: 6,911,272 km (0.108 R)
• M23: 8,001,990 km (0.086 R)
• M24: 8,174,476 km (0.04 R)
• M25: 8,435,674 km (0.056 R)
• M26: 9,010,878 km (0.099 R)
• M27: 9,371,110 km (0.093 R)
• M28: 9,874,207 km (0.047 R)
• M29: 10,013,034 km (0.044 R)
• M30: 10,480,079 km (0.109 R)
• M31: 11,050,047 km (0.103 R)
• M32: 11,727,725 km (0.071 R)
• M33: 11,776,644 km (0.092 R)
• M34: 11,874,630 km (0.105 R)
• M35: 12,819,490 km (0.086 R)
• M36: 13,736,824 km (0.119 R)
• M37: 13,995,330 km (0.073 R)
• M38: 14,412,408 km (0.091 R)
• M39: 14,569,935 km (0.093 R)
• M40: 14,886,484 km (0.103 R)
• M41: 14,939,442 km (0.103 R)
• M42: 16,175,569 km (0.059 R)
• M43: 16,448,585 km (0.082 R)
• M44: 16,668,195 km (0.074 R)
• M45: 17,836,554 km (0.082 R)
• M46: 18,345,336 km (0.057 R)
• M47: 19,725,377 km (0.081 R)
• M48: 21,616,892 km (0.116 R)
• M49: 22,706,114 km (0.115 R)
• M50: 23,257,383 km (0.099 R)
• M51: 24,748,873 km (0.102 R)
• M52: 24,811,704 km (0.113 R)
• M53: 25,696,725 km (0.083 R)
• M54: 26,335,209 km (0.082 R)
• M55: 26,914,303 km (0.116 R)
• M56: 28,150,579 km (0.087 R)
• M57: 28,676,565 km (0.116 R)
• M58: 29,939,022 km (0.117 R)
• M59: 31,423,182 km (0.032 R)
• M60: 32,586,455 km (0.027 R)
• M61: 33,000,393 km (0.085 R)
• M62: 33,346,712 km (0.104 R)
• M63: 34,743,657 km (0.116 R)
• M64: 35,449,459 km (0.036 R)
• M65: 35,520,219 km (0.097 R)
• M66: 37,306,268 km (0.095 R)
• M67: 37,594,693 km (0.102 R)
• M68: 37,811,610 km (0.112 R)
• M69: 38,173,936 km (0.118 R)
• M70: 38,610,313 km (0.084 R)
• M71: 38,902,029 km (0.089 R)
• M72: 39,194,493 km (0.12 R)
• M73: 39,634,759 km (0.066 R)
• M74: 39,708,212 km (0.089 R)
• M75: 40,150,273 km (0.091 R)
• M76: 40,890,783 km (0.106 R)
• M77: 41,785,228 km (0.116 R)
• M78: 41,860,027 km (0.065 R)
• M79: 42,009,775 km (0.068 R)
• M80: 42,385,116 km (0.1 R)
• M81: 44,583,457 km (0.12 R)
• M82: 45,119,615 km (0.094 R)
• M83: 45,503,932 km (0.1 R)
• M84: 45,966,489 km (0.042 R)
• M85: 46,740,957 km (0.066 R)
• M86: 46,974,031 km (0.049 R)
• M87: 47,988,903 km (0.094 R)
• M88: 48,932,117 km (0.099 R)
• M89: 49,168,931 km (0.104 R)
• M90: 49,881,465 km (0.099 R)
• M91: 50,199,361 km (0.087 R)
• M92: 51,798,412 km (0.106 R)
• M93: 52,361,948 km (0.037 R)
• M94: 52,846,645 km (0.099 R)
• M95: 53,983,439 km (0.115 R)
• M96: 54,391,392 km (0.119 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: 330 - 13,465 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit