🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.37 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.74 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: 0.61 AU - 0.87 AU

Year: 233 Days

Day: 47.6 Hours

Environment

Temp: 158 °C

Axial Tilt: 26.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.02

Radius: 1.74

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.04 AU - 1.16 AU

Year: 421 Days

Day: 38.6 Hours

Environment

Temp: 28 °C

Axial Tilt: 37.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.23 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.92

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.109

Orbit Range: 1.1 AU - 1.36 AU

Year: 498 Days

Day: 22.8 Hours

Environment

Temp: 18 °C

Axial Tilt: 11.9 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.4

Radius: 1.81

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.32 AU - 2.04 AU

Year: 795 Days

Day: 16 Hours

Environment

Temp: -40 °C

Axial Tilt: 6.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.1

Radius: 15

Gravity: 2.08 G

Time & Orbit

Eccentricity (e): 0.01

Orbit Range: 5.25 AU - 5.35 AU

Year: 4457 Days

Day: 14.9 Hours

Environment

Temp: -141 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 51,885,971 km

• M1: 190,588 km (0.118 R)
• M2: 300,991 km (0.086 R)
• M3: 467,942 km (0.101 R)
• M4: 619,784 km (0.105 R)
• M5: 781,350 km (0.104 R)
• M6: 970,741 km (0.072 R)
• M7: 1,331,571 km (0.083 R)
• M8: 1,563,447 km (0.11 R)
• M9: 1,677,291 km (0.094 R)
• M10: 2,371,575 km (0.07 R)
• M11: 2,673,015 km (0.12 R)
• M12: 2,898,758 km (0.092 R)
• M13: 3,651,983 km (0.081 R)
• M14: 3,805,919 km (0.069 R)
• M15: 3,942,502 km (0.063 R)
• M16: 4,041,087 km (0.055 R)
• M17: 4,362,274 km (0.063 R)
• M18: 4,775,463 km (0.111 R)
• M19: 5,244,901 km (0.026 R)
• M20: 5,441,174 km (0.119 R)
• M21: 5,551,427 km (0.092 R)
• M22: 5,818,908 km (0.119 R)
• M23: 6,978,890 km (0.064 R)
• M24: 7,195,209 km (0.118 R)
• M25: 7,438,305 km (0.05 R)
• M26: 7,585,510 km (0.114 R)
• M27: 8,412,187 km (0.119 R)
• M28: 8,540,094 km (0.092 R)
• M29: 8,849,462 km (0.1 R)
• M30: 9,346,875 km (0.095 R)
• M31: 9,612,411 km (0.038 R)
• M32: 10,123,737 km (0.101 R)
• M33: 10,423,830 km (0.12 R)
• M34: 10,588,836 km (0.065 R)
• M35: 10,727,065 km (0.119 R)
• M36: 10,949,367 km (0.105 R)
• M37: 11,370,186 km (0.104 R)
• M38: 11,568,553 km (0.115 R)
• M39: 11,853,836 km (0.099 R)
• M40: 12,083,618 km (0.084 R)
• M41: 12,228,130 km (0.043 R)
• M42: 12,547,970 km (0.087 R)
• M43: 12,664,956 km (0.104 R)
• M44: 13,018,007 km (0.118 R)
• M45: 13,255,269 km (0.086 R)
• M46: 13,464,108 km (0.111 R)
• M47: 13,613,855 km (0.083 R)
• M48: 14,096,907 km (0.107 R)
• M49: 14,371,269 km (0.109 R)
• M50: 14,493,640 km (0.092 R)
• M51: 14,770,546 km (0.119 R)
• M52: 14,925,080 km (0.077 R)
• M53: 15,204,529 km (0.116 R)
• M54: 15,454,507 km (0.081 R)
• M55: 15,832,092 km (0.108 R)
• M56: 16,500,047 km (0.097 R)
• M57: 17,404,964 km (0.105 R)
• M58: 17,995,277 km (0.083 R)
• M59: 18,160,434 km (0.075 R)
• M60: 18,326,038 km (0.025 R)
• M61: 18,926,674 km (0.07 R)
• M62: 19,229,310 km (0.076 R)
• M63: 19,432,015 km (0.114 R)
• M64: 19,839,520 km (0.118 R)
• M65: 20,801,584 km (0.078 R)
• M66: 21,183,657 km (0.103 R)
• M67: 21,673,291 km (0.112 R)
• M68: 21,954,684 km (0.08 R)
• M69: 22,237,424 km (0.081 R)
• M70: 22,592,570 km (0.036 R)
• M71: 23,128,728 km (0.109 R)
• M72: 23,272,342 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.7

Radius: 14.4

Gravity: 3.66 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 7.4 AU - 11.52 AU

Year: 10627 Days

Day: 10.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 114.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 51,885,971 km

• M1: 180,714 km (0.119 R)
• M2: 335,847 km (0.034 R)
• M3: 473,776 km (0.046 R)
• M4: 1,388,119 km (0.07 R)
• M5: 1,592,619 km (0.109 R)
• M6: 1,758,822 km (0.079 R)
• M7: 1,956,142 km (0.065 R)
• M8: 2,790,150 km (0.098 R)
• M9: 3,110,738 km (0.051 R)
• M10: 3,321,222 km (0.111 R)
• M11: 3,884,159 km (0.091 R)
• M12: 4,045,874 km (0.043 R)
• M13: 4,443,506 km (0.086 R)
• M14: 5,456,134 km (0.085 R)
• M15: 5,674,546 km (0.082 R)
• M16: 5,858,701 km (0.071 R)
• M17: 6,044,951 km (0.083 R)
• M18: 6,308,991 km (0.104 R)
• M19: 6,423,284 km (0.115 R)
• M20: 6,692,859 km (0.059 R)
• M21: 6,887,636 km (0.091 R)
• M22: 7,403,000 km (0.092 R)
• M23: 7,848,951 km (0.071 R)
• M24: 8,178,815 km (0.104 R)
• M25: 8,345,467 km (0.046 R)
• M26: 8,597,539 km (0.109 R)
• M27: 8,809,669 km (0.037 R)
• M28: 8,980,510 km (0.108 R)
• M29: 9,984,611 km (0.115 R)
• M30: 11,301,072 km (0.11 R)
• M31: 12,479,454 km (0.115 R)
• M32: 13,058,997 km (0.108 R)
• M33: 13,401,127 km (0.049 R)
• M34: 13,597,998 km (0.115 R)
• M35: 15,515,693 km (0.047 R)
• M36: 16,611,497 km (0.098 R)
• M37: 16,929,243 km (0.099 R)
• M38: 17,035,607 km (0.1 R)
• M39: 17,517,013 km (0.104 R)
• M40: 18,165,669 km (0.085 R)
• M41: 18,329,180 km (0.1 R)
• M42: 18,438,386 km (0.079 R)
• M43: 20,271,858 km (0.096 R)
• M44: 21,411,195 km (0.099 R)
• M45: 22,104,731 km (0.062 R)
• M46: 22,337,505 km (0.088 R)
• M47: 22,805,747 km (0.066 R)
• M48: 22,923,181 km (0.095 R)
• M49: 23,217,889 km (0.083 R)
• M50: 23,395,461 km (0.111 R)
• M51: 23,811,194 km (0.069 R)
• M52: 24,710,427 km (0.063 R)
• M53: 25,804,286 km (0.106 R)
• M54: 25,926,807 km (0.025 R)
• M55: 27,412,015 km (0.052 R)
• M56: 27,599,610 km (0.105 R)
• M57: 28,607,302 km (0.089 R)
• M58: 29,243,242 km (0.118 R)
• M59: 29,563,082 km (0.06 R)
• M60: 32,890,139 km (0.076 R)
• M61: 33,089,553 km (0.098 R)
• M62: 33,489,428 km (0.118 R)
• M63: 34,159,627 km (0.11 R)
• M64: 34,631,458 km (0.12 R)
• M65: 35,377,204 km (0.119 R)
• M66: 39,044,147 km (0.114 R)
• M67: 40,459,043 km (0.104 R)
• M68: 42,106,864 km (0.076 R)
• M69: 43,703,522 km (0.117 R)
• M70: 43,995,986 km (0.065 R)
• M71: 44,289,048 km (0.074 R)
• M72: 44,729,913 km (0.093 R)
• M73: 44,950,869 km (0.071 R)
• M74: 45,912,634 km (0.097 R)
• M75: 46,061,184 km (0.064 R)
• M76: 46,881,280 km (0.072 R)
• M77: 47,931,756 km (0.083 R)
• M78: 48,611,230 km (0.041 R)
• M79: 49,369,990 km (0.053 R)
• M80: 49,674,571 km (0.108 R)
• M81: 50,668,799 km (0.107 R)
• M82: 51,438,031 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 10.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.2

Radius: 10

Gravity: 5.64 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 10.22 AU - 10.76 AU

Year: 12409 Days

Day: 14.7 Hours

Environment

Temp: -169 °C

Axial Tilt: 60.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 51,885,971 km

• M1: 219,460 km (0.066 R)
• M2: 406,906 km (0.114 R)
• M3: 828,772 km (0.114 R)
• M4: 1,124,378 km (0.032 R)
• M5: 1,362,089 km (0.105 R)
• M6: 2,038,570 km (0.104 R)
• M7: 2,249,204 km (0.088 R)
• M8: 2,330,136 km (0.11 R)
• M9: 2,411,966 km (0.066 R)
• M10: 3,437,161 km (0.12 R)
• M11: 3,946,242 km (0.119 R)
• M12: 4,684,807 km (0.085 R)
• M13: 5,105,626 km (0.092 R)
• M14: 5,176,984 km (0.101 R)
• M15: 5,611,865 km (0.095 R)
• M16: 5,983,466 km (0.076 R)
• M17: 6,210,256 km (0.068 R)
• M18: 6,324,699 km (0.034 R)
• M19: 6,517,082 km (0.054 R)
• M20: 7,225,577 km (0.095 R)
• M21: 9,406,565 km (0.071 R)
• M22: 9,847,729 km (0.101 R)
• M23: 10,205,716 km (0.051 R)
• M24: 10,295,774 km (0.059 R)
• M25: 10,613,371 km (0.08 R)
• M26: 10,704,775 km (0.08 R)
• M27: 11,444,985 km (0.092 R)
• M28: 11,679,555 km (0.089 R)
• M29: 12,297,244 km (0.105 R)
• M30: 12,974,324 km (0.056 R)
• M31: 13,862,636 km (0.06 R)
• M32: 14,974,896 km (0.116 R)
• M33: 15,853,934 km (0.033 R)
• M34: 16,696,469 km (0.08 R)
• M35: 17,553,515 km (0.096 R)
• M36: 18,151,009 km (0.112 R)
• M37: 19,366,043 km (0.09 R)
• M38: 20,096,380 km (0.057 R)
• M39: 20,379,718 km (0.107 R)
• M40: 23,165,829 km (0.094 R)
• M41: 24,181,000 km (0.102 R)
• M42: 25,271,568 km (0.085 R)
• M43: 25,822,986 km (0.112 R)
• M44: 26,316,360 km (0.104 R)
• M45: 26,564,243 km (0.113 R)
• M46: 27,437,895 km (0.116 R)
• M47: 28,384,401 km (0.095 R)
• M48: 30,374,202 km (0.115 R)
• M49: 30,829,728 km (0.074 R)
• M50: 31,550,191 km (0.11 R)
• M51: 32,408,733 km (0.112 R)
• M52: 32,541,426 km (0.112 R)
• M53: 33,408,944 km (0.112 R)
• M54: 33,610,154 km (0.108 R)
• M55: 33,677,323 km (0.107 R)
• M56: 34,081,237 km (0.105 R)
• M57: 34,622,482 km (0.117 R)
• M58: 34,690,250 km (0.059 R)
• M59: 35,781,716 km (0.073 R)
• M60: 36,884,552 km (0.03 R)
• M61: 37,023,079 km (0.061 R)
• M62: 37,370,446 km (0.107 R)
• M63: 37,440,009 km (0.077 R)
• M64: 38,138,481 km (0.065 R)
• M65: 38,629,910 km (0.106 R)
• M66: 40,902,900 km (0.1 R)
• M67: 42,781,401 km (0.074 R)
• M68: 43,438,285 km (0.1 R)
• M69: 44,540,372 km (0.108 R)
• M70: 45,800,585 km (0.101 R)
• M71: 46,697,125 km (0.108 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 218 - 17,595 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit