🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.1

Radius: 1.04

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 0.44 AU - 0.58 AU

Year: 130 Days

Day: 20.3 Hours

Environment

Temp: 193 °C

Axial Tilt: 36 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.07

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 1.07 AU - 1.37 AU

Year: 483 Days

Day: 16.3 Hours

Environment

Temp: 12 °C

Axial Tilt: 0.9 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.42

Radius: 0.71

Gravity: 0.83 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.49 AU - 2.43 AU

Year: 983 Days

Day: 17 Hours

Environment

Temp: -50 °C

Axial Tilt: 5.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 81,529,151 km

• M1: 561,291 km (0.053 R)
• M2: 755,020 km (0.068 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.61

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 2.08 AU - 2.68 AU

Year: 1315 Days

Day: 19.5 Hours

Environment

Temp: -72 °C

Axial Tilt: 45.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.042

Orbit Range: 3.47 AU - 3.77 AU

Year: 2467 Days

Day: 38.7 Hours

Environment

Temp: -103 °C

Axial Tilt: 5.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 81,529,151 km

• M1: 249,679 km (0.049 R)

Planet 6 - Terrestrial

Semi-Major Axis: 4.38 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 3.88 AU - 4.88 AU

Year: 3283 Days

Day: 12.4 Hours

Environment

Temp: -129 °C

Axial Tilt: 25.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 820.1

Radius: 12.7

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 4.55 AU - 6.55 AU

Year: 4683 Days

Day: 9.8 Hours

Environment

Temp: -146 °C

Axial Tilt: 11.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (73)

Outer Limit: 81,529,151 km

• M1: 162,912 km (0.067 R)
• M2: 308,770 km (0.119 R)
• M3: 663,915 km (0.074 R)
• M4: 955,033 km (0.12 R)
• M5: 1,572,722 km (0.047 R)
• M6: 1,861,297 km (0.03 R)
• M7: 2,374,118 km (0.099 R)
• M8: 2,627,088 km (0.102 R)
• M9: 2,807,503 km (0.108 R)
• M10: 2,950,668 km (0.072 R)
• M11: 3,138,563 km (0.088 R)
• M12: 3,373,432 km (0.063 R)
• M13: 3,504,031 km (0.11 R)
• M14: 3,658,715 km (0.054 R)
• M15: 3,770,465 km (0.117 R)
• M16: 4,229,431 km (0.114 R)
• M17: 4,323,378 km (0.098 R)
• M18: 4,537,453 km (0.1 R)
• M19: 4,706,349 km (0.119 R)
• M20: 4,877,339 km (0.12 R)
• M21: 5,175,338 km (0.068 R)
• M22: 5,351,864 km (0.09 R)
• M23: 5,711,198 km (0.059 R)
• M24: 5,946,366 km (0.113 R)
• M25: 6,078,461 km (0.052 R)
• M26: 6,184,825 km (0.075 R)
• M27: 6,698,544 km (0.113 R)
• M28: 7,310,698 km (0.099 R)
• M29: 8,028,020 km (0.111 R)
• M30: 8,174,177 km (0.108 R)
• M31: 8,291,761 km (0.104 R)
• M32: 8,528,724 km (0.099 R)
• M33: 8,737,862 km (0.115 R)
• M34: 9,933,897 km (0.099 R)
• M35: 10,028,144 km (0.079 R)
• M36: 10,503,416 km (0.078 R)
• M37: 11,181,094 km (0.109 R)
• M38: 11,344,605 km (0.105 R)
• M39: 12,308,314 km (0.093 R)
• M40: 12,578,787 km (0.081 R)
• M41: 12,851,355 km (0.087 R)
• M42: 13,160,125 km (0.101 R)
• M43: 13,960,772 km (0.1 R)
• M44: 14,598,209 km (0.083 R)
• M45: 14,776,978 km (0.084 R)
• M46: 15,172,964 km (0.108 R)
• M47: 15,499,536 km (0.067 R)
• M48: 15,681,896 km (0.11 R)
• M49: 15,791,701 km (0.077 R)
• M50: 16,048,860 km (0.025 R)
• M51: 16,455,915 km (0.116 R)
• M52: 16,567,515 km (0.09 R)
• M53: 17,735,276 km (0.102 R)
• M54: 19,124,592 km (0.109 R)
• M55: 19,281,071 km (0.043 R)
• M56: 20,348,901 km (0.06 R)
• M57: 20,628,798 km (0.105 R)
• M58: 21,435,729 km (0.096 R)
• M59: 23,539,973 km (0.034 R)
• M60: 24,086,753 km (0.115 R)
• M61: 25,579,890 km (0.059 R)
• M62: 26,011,928 km (0.099 R)
• M63: 26,402,977 km (0.106 R)
• M64: 26,577,259 km (0.115 R)
• M65: 27,322,705 km (0.036 R)
• M66: 27,410,818 km (0.071 R)
• M67: 29,148,696 km (0.094 R)
• M68: 29,373,991 km (0.103 R)
• M69: 29,464,348 km (0.06 R)
• M70: 29,645,212 km (0.097 R)
• M71: 29,871,852 km (0.102 R)
• M72: 30,008,136 km (0.045 R)
• M73: 30,144,719 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 82.6

Radius: 9.9

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 8.86 AU - 9.72 AU

Year: 10141 Days

Day: 14.7 Hours

Environment

Temp: -174 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (40)

Outer Limit: 81,529,151 km

• M1: 134,189 km (0.032 R)
• M2: 252,970 km (0.078 R)
• M3: 535,560 km (0.081 R)
• M4: 661,223 km (0.05 R)
• M5: 754,572 km (0.074 R)
• M6: 897,737 km (0.033 R)
• M7: 1,186,760 km (0.065 R)
• M8: 1,463,366 km (0.111 R)
• M9: 1,702,424 km (0.118 R)
• M10: 2,061,608 km (0.117 R)
• M11: 2,123,691 km (0.072 R)
• M12: 2,298,122 km (0.111 R)
• M13: 2,780,426 km (0.064 R)
• M14: 3,348,748 km (0.113 R)
• M15: 4,168,245 km (0.046 R)
• M16: 4,267,429 km (0.087 R)
• M17: 5,238,319 km (0.025 R)
• M18: 5,431,899 km (0.061 R)
• M19: 5,496,824 km (0.065 R)
• M20: 6,875,369 km (0.117 R)
• M21: 6,945,829 km (0.081 R)
• M22: 10,088,731 km (0.025 R)
• M23: 10,383,738 km (0.053 R)
• M24: 10,627,283 km (0.094 R)
• M25: 11,341,463 km (0.112 R)
• M26: 11,788,611 km (0.03 R)
• M27: 12,213,170 km (0.041 R)
• M28: 13,428,354 km (0.052 R)
• M29: 13,546,087 km (0.051 R)
• M30: 14,319,807 km (0.1 R)
• M31: 14,440,084 km (0.099 R)
• M32: 14,894,263 km (0.101 R)
• M33: 15,847,800 km (0.063 R)
• M34: 16,567,964 km (0.094 R)
• M35: 17,298,750 km (0.112 R)
• M36: 18,300,308 km (0.041 R)
• M37: 18,463,668 km (0.118 R)
• M38: 18,594,716 km (0.071 R)
• M39: 22,142,430 km (0.056 R)
• M40: 22,806,345 km (0.104 R)

Planet 9 - Gas Giant

Semi-Major Axis: 12.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 837.3

Radius: 8.2

Gravity: 12.45 G

Time & Orbit

Eccentricity (e): 0.064

Orbit Range: 11.7 AU - 13.3 AU

Year: 15828 Days

Day: 7.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 81,529,151 km

• M1: 537,655 km (0.038 R)
• M2: 596,596 km (0.077 R)
• M3: 1,444,816 km (0.063 R)
• M4: 1,733,989 km (0.114 R)
• M5: 2,009,997 km (0.113 R)
• M6: 2,534,786 km (0.108 R)
• M7: 2,637,710 km (0.11 R)
• M8: 3,322,270 km (0.104 R)
• M9: 3,473,214 km (0.081 R)
• M10: 3,587,955 km (0.108 R)
• M11: 3,703,894 km (0.066 R)
• M12: 4,139,822 km (0.099 R)
• M13: 4,845,475 km (0.088 R)
• M14: 4,973,830 km (0.118 R)
• M15: 5,677,538 km (0.104 R)
• M16: 5,812,924 km (0.106 R)
• M17: 6,365,389 km (0.107 R)
• M18: 6,506,161 km (0.119 R)
• M19: 7,128,039 km (0.081 R)
• M20: 7,619,169 km (0.107 R)
• M21: 8,999,509 km (0.087 R)
• M22: 9,210,591 km (0.091 R)
• M23: 9,316,656 km (0.098 R)
• M24: 9,423,170 km (0.076 R)
• M25: 9,745,254 km (0.113 R)
• M26: 10,016,325 km (0.071 R)
• M27: 10,455,246 km (0.098 R)
• M28: 11,069,195 km (0.119 R)
• M29: 11,408,932 km (0.101 R)
• M30: 12,273,309 km (0.073 R)
• M31: 13,278,157 km (0.055 R)
• M32: 13,578,700 km (0.062 R)
• M33: 15,366,095 km (0.119 R)
• M34: 16,063,221 km (0.089 R)
• M35: 16,383,510 km (0.095 R)
• M36: 16,705,893 km (0.118 R)
• M37: 16,965,296 km (0.08 R)
• M38: 18,282,356 km (0.084 R)
• M39: 19,020,771 km (0.111 R)
• M40: 19,291,693 km (0.027 R)
• M41: 19,974,607 km (0.1 R)
• M42: 22,283,650 km (0.066 R)
• M43: 23,144,137 km (0.107 R)
• M44: 23,796,533 km (0.12 R)
• M45: 24,675,870 km (0.049 R)
• M46: 26,240,215 km (0.047 R)
• M47: 26,315,462 km (0.077 R)
• M48: 26,996,282 km (0.118 R)
• M49: 28,762,435 km (0.098 R)
• M50: 28,917,867 km (0.111 R)
• M51: 29,229,330 km (0.086 R)
• M52: 29,934,384 km (0.118 R)
• M53: 30,013,073 km (0.118 R)
• M54: 30,724,261 km (0.104 R)
• M55: 31,601,054 km (0.117 R)
• M56: 32,243,876 km (0.089 R)
• M57: 33,134,732 km (0.073 R)
• M58: 33,787,726 km (0.097 R)
• M59: 34,527,488 km (0.106 R)
• M60: 35,355,662 km (0.104 R)
• M61: 35,772,292 km (0.092 R)
• M62: 35,939,243 km (0.074 R)
• M63: 37,454,669 km (0.094 R)
• M64: 38,990,740 km (0.059 R)
• M65: 39,076,609 km (0.111 R)
• M66: 39,680,087 km (0.112 R)
• M67: 40,896,019 km (0.082 R)
• M68: 41,508,472 km (0.049 R)
• M69: 41,772,064 km (0.087 R)
• M70: 42,388,856 km (0.072 R)
• M71: 43,720,875 km (0.076 R)
• M72: 46,517,009 km (0.104 R)
• M73: 48,628,733 km (0.088 R)
• M74: 50,303,032 km (0.084 R)
• M75: 52,849,786 km (0.105 R)
• M76: 53,516,843 km (0.074 R)
• M77: 55,825,138 km (0.101 R)
• M78: 57,186,479 km (0.072 R)
• M79: 58,067,461 km (0.107 R)
• M80: 58,952,930 km (0.105 R)
• M81: 59,249,134 km (0.048 R)
• M82: 59,743,854 km (0.103 R)
• M83: 61,435,956 km (0.083 R)
• M84: 61,636,118 km (0.056 R)
• M85: 65,479,138 km (0.093 R)
• M86: 65,888,138 km (0.112 R)
• M87: 66,606,058 km (0.075 R)
• M88: 67,946,006 km (0.066 R)

Planet 10 - Ice Giant

Semi-Major Axis: 14.03 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 951.5

Radius: 6.9

Gravity: 19.99 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 13.61 AU - 14.45 AU

Year: 18822 Days

Day: 19.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 8.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 81,529,151 km

• M1: 316,100 km (0.108 R)
• M2: 467,344 km (0.095 R)
• M3: 737,368 km (0.113 R)
• M4: 1,165,068 km (0.107 R)
• M5: 1,859,950 km (0.117 R)
• M6: 2,139,848 km (0.113 R)
• M7: 2,778,032 km (0.098 R)
• M8: 3,097,723 km (0.096 R)
• M9: 3,513,755 km (0.1 R)
• M10: 3,599,026 km (0.088 R)
• M11: 3,685,194 km (0.107 R)
• M12: 3,771,811 km (0.12 R)
• M13: 4,036,151 km (0.102 R)
• M14: 4,536,256 km (0.093 R)
• M15: 5,396,294 km (0.074 R)
• M16: 5,644,028 km (0.09 R)
• M17: 6,937,601 km (0.116 R)
• M18: 7,045,013 km (0.09 R)
• M19: 7,534,796 km (0.099 R)
• M20: 8,375,536 km (0.093 R)
• M21: 8,547,274 km (0.081 R)
• M22: 9,128,013 km (0.085 R)
• M23: 9,245,747 km (0.078 R)
• M24: 10,144,381 km (0.088 R)
• M25: 10,883,095 km (0.041 R)
• M26: 11,639,163 km (0.095 R)
• M27: 11,830,798 km (0.091 R)
• M28: 12,477,210 km (0.048 R)
• M29: 12,870,653 km (0.038 R)
• M30: 13,268,134 km (0.1 R)
• M31: 14,075,065 km (0.114 R)
• M32: 15,595,279 km (0.107 R)
• M33: 16,589,656 km (0.11 R)
• M34: 16,877,482 km (0.097 R)
• M35: 17,385,217 km (0.118 R)
• M36: 18,341,297 km (0.113 R)
• M37: 21,310,665 km (0.12 R)
• M38: 23,210,708 km (0.059 R)
• M39: 24,425,592 km (0.117 R)
• M40: 25,412,340 km (0.107 R)
• M41: 26,663,876 km (0.077 R)
• M42: 27,679,496 km (0.101 R)
• M43: 28,363,607 km (0.083 R)
• M44: 29,487,236 km (0.069 R)
• M45: 29,574,153 km (0.103 R)
• M46: 29,661,368 km (0.108 R)
• M47: 30,098,194 km (0.113 R)
• M48: 30,273,523 km (0.072 R)
• M49: 30,801,603 km (0.117 R)
• M50: 36,994,955 km (0.114 R)
• M51: 38,696,780 km (0.049 R)
• M52: 38,887,518 km (0.114 R)
• M53: 39,941,734 km (0.045 R)
• M54: 41,784,780 km (0.115 R)
• M55: 41,980,454 km (0.095 R)
• M56: 42,470,835 km (0.096 R)
• M57: 42,864,427 km (0.115 R)
• M58: 43,358,250 km (0.097 R)
• M59: 44,152,166 km (0.043 R)
• M60: 44,351,430 km (0.066 R)
• M61: 45,452,620 km (0.086 R)
• M62: 45,956,167 km (0.065 R)
• M63: 47,172,098 km (0.083 R)
• M64: 48,604,049 km (0.1 R)
• M65: 49,325,410 km (0.087 R)
• M66: 49,428,782 km (0.114 R)
• M67: 50,050,361 km (0.101 R)
• M68: 52,667,726 km (0.046 R)
• M69: 53,833,392 km (0.105 R)
• M70: 55,114,848 km (0.114 R)
• M71: 55,436,782 km (0.048 R)
• M72: 56,947,272 km (0.086 R)
• M73: 57,381,255 km (0.04 R)
• M74: 57,707,528 km (0.084 R)
• M75: 57,816,435 km (0.097 R)
• M76: 57,925,343 km (0.113 R)
• M77: 58,690,087 km (0.087 R)
• M78: 59,128,409 km (0.113 R)
• M79: 59,457,973 km (0.05 R)
• M80: 64,812,978 km (0.076 R)
• M81: 65,152,715 km (0.105 R)
• M82: 66,631,939 km (0.039 R)
• M83: 68,122,233 km (0.091 R)
• M84: 69,855,324 km (0.087 R)
• M85: 70,552,600 km (0.03 R)
• M86: 72,305,887 km (0.115 R)
• M87: 73,011,241 km (0.105 R)
• M88: 73,600,806 km (0.078 R)
• M89: 76,811,476 km (0.116 R)
• M90: 77,651,318 km (0.102 R)
• M91: 80,067,623 km (0.065 R)

Kuiper Belt

Range: 30.6 - 48.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 262 - 13,859 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit