🌌 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: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.43 AU - 0.61 AU

Year: 131 Days

Day: 38.9 Hours

Environment

Temp: 225 °C

Axial Tilt: 16.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 36,484,545 km

• M1: 200,461 km (0.072 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 0.51 AU - 0.81 AU

Year: 188 Days

Day: 38.6 Hours

Environment

Temp: 201 °C

Axial Tilt: 39.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 36,484,545 km

• M1: 441,015 km (0.08 R)
• M2: 502,798 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.1 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.051

Orbit Range: 1.99 AU - 2.21 AU

Year: 1065 Days

Day: 24.3 Hours

Environment

Temp: -57 °C

Axial Tilt: 43.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,484,545 km

• M1: 386,112 km (0.104 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.4

Radius: 0.69

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 3.06 AU - 4.12 AU

Year: 2380 Days

Day: 18.5 Hours

Environment

Temp: -112 °C

Axial Tilt: 22.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 7.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 481.5

Radius: 9.4

Gravity: 5.45 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 6.05 AU - 8.87 AU

Year: 7128 Days

Day: 6.9 Hours

Environment

Temp: -154 °C

Axial Tilt: 5.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 36,484,545 km

• M1: 227,538 km (0.084 R)
• M2: 717,920 km (0.049 R)
• M3: 927,357 km (0.097 R)
• M4: 1,031,926 km (0.067 R)
• M5: 1,140,833 km (0.094 R)
• M6: 1,303,147 km (0.084 R)
• M7: 1,596,808 km (0.059 R)
• M8: 1,723,816 km (0.097 R)
• M9: 1,949,709 km (0.111 R)
• M10: 2,145,233 km (0.111 R)
• M11: 2,265,660 km (0.114 R)
• M12: 2,619,309 km (0.065 R)
• M13: 2,968,171 km (0.106 R)
• M14: 3,216,803 km (0.086 R)
• M15: 3,472,167 km (0.107 R)
• M16: 3,638,071 km (0.059 R)
• M17: 3,758,198 km (0.084 R)
• M18: 3,928,739 km (0.076 R)
• M19: 4,052,008 km (0.109 R)
• M20: 4,558,397 km (0.099 R)
• M21: 4,688,098 km (0.113 R)
• M22: 4,898,283 km (0.095 R)
• M23: 4,977,869 km (0.112 R)
• M24: 5,355,155 km (0.11 R)
• M25: 5,492,187 km (0.069 R)
• M26: 5,769,691 km (0.11 R)
• M27: 6,454,400 km (0.116 R)
• M28: 6,629,579 km (0.065 R)
• M29: 6,984,874 km (0.082 R)
• M30: 7,134,622 km (0.068 R)
• M31: 7,346,303 km (0.088 R)
• M32: 7,529,261 km (0.074 R)
• M33: 7,682,898 km (0.072 R)
• M34: 8,024,729 km (0.051 R)
• M35: 8,087,410 km (0.081 R)
• M36: 8,339,782 km (0.075 R)
• M37: 8,466,940 km (0.1 R)
• M38: 8,917,080 km (0.095 R)
• M39: 9,145,067 km (0.082 R)
• M40: 9,874,058 km (0.056 R)
• M41: 10,450,309 km (0.113 R)
• M42: 10,898,354 km (0.072 R)
• M43: 11,002,624 km (0.114 R)
• M44: 11,107,193 km (0.108 R)
• M45: 11,352,534 km (0.092 R)
• M46: 12,497,107 km (0.09 R)
• M47: 13,193,934 km (0.098 R)
• M48: 13,941,175 km (0.094 R)
• M49: 15,359,363 km (0.084 R)
• M50: 15,515,394 km (0.091 R)
• M51: 15,711,217 km (0.051 R)
• M52: 15,868,445 km (0.11 R)
• M53: 16,263,832 km (0.061 R)
• M54: 16,822,879 km (0.117 R)
• M55: 17,428,900 km (0.04 R)
• M56: 18,620,746 km (0.114 R)
• M57: 18,912,312 km (0.099 R)
• M58: 19,415,709 km (0.101 R)
• M59: 19,966,080 km (0.096 R)
• M60: 20,521,686 km (0.12 R)
• M61: 22,130,312 km (0.11 R)
• M62: 22,350,819 km (0.064 R)
• M63: 22,749,647 km (0.079 R)
• M64: 23,914,716 km (0.102 R)
• M65: 24,186,385 km (0.037 R)
• M66: 25,237,011 km (0.099 R)
• M67: 25,606,069 km (0.089 R)
• M68: 25,698,521 km (0.08 R)
• M69: 26,023,298 km (0.117 R)
• M70: 26,395,946 km (0.03 R)
• M71: 26,770,539 km (0.112 R)
• M72: 27,005,557 km (0.086 R)
• M73: 27,572,234 km (0.093 R)
• M74: 27,952,213 km (0.092 R)
• M75: 29,102,620 km (0.1 R)
• M76: 29,683,658 km (0.031 R)
• M77: 29,878,136 km (0.055 R)
• M78: 30,415,192 km (0.092 R)
• M79: 30,660,383 km (0.076 R)
• M80: 31,103,492 km (0.116 R)
• M81: 31,946,027 km (0.119 R)
• M82: 32,245,223 km (0.108 R)
• M83: 33,704,251 km (0.106 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.61 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 850

Radius: 14.3

Gravity: 4.16 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 8.27 AU - 10.95 AU

Year: 10422 Days

Day: 9.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 36,484,545 km

• M1: 196,422 km (0.119 R)
• M2: 294,857 km (0.108 R)
• M3: 438,471 km (0.089 R)
• M4: 538,253 km (0.055 R)
• M5: 1,072,617 km (0.111 R)
• M6: 1,283,400 km (0.058 R)
• M7: 1,796,820 km (0.118 R)
• M8: 1,896,901 km (0.115 R)
• M9: 2,481,978 km (0.074 R)
• M10: 2,679,896 km (0.114 R)
• M11: 3,398,116 km (0.117 R)
• M12: 3,555,193 km (0.099 R)
• M13: 3,811,604 km (0.103 R)
• M14: 3,974,965 km (0.103 R)
• M15: 4,074,148 km (0.111 R)
• M16: 4,207,739 km (0.085 R)
• M17: 4,479,409 km (0.087 R)
• M18: 4,721,907 km (0.062 R)
• M19: 5,365,328 km (0.107 R)
• M20: 6,266,356 km (0.113 R)
• M21: 6,893,171 km (0.091 R)
• M22: 7,295,290 km (0.12 R)
• M23: 8,291,462 km (0.045 R)
• M24: 8,892,247 km (0.08 R)
• M25: 9,198,025 km (0.045 R)
• M26: 10,181,481 km (0.111 R)
• M27: 10,318,214 km (0.067 R)
• M28: 10,409,768 km (0.111 R)
• M29: 11,623,755 km (0.093 R)
• M30: 11,862,363 km (0.099 R)
• M31: 13,079,791 km (0.069 R)
• M32: 13,427,755 km (0.104 R)
• M33: 14,234,836 km (0.072 R)
• M34: 14,336,712 km (0.088 R)
• M35: 14,747,208 km (0.081 R)
• M36: 15,005,564 km (0.089 R)
• M37: 15,161,445 km (0.118 R)
• M38: 15,527,062 km (0.064 R)
• M39: 15,790,055 km (0.098 R)
• M40: 16,107,502 km (0.071 R)
• M41: 16,695,272 km (0.099 R)
• M42: 16,802,833 km (0.106 R)
• M43: 18,167,315 km (0.087 R)
• M44: 18,947,019 km (0.106 R)
• M45: 19,397,458 km (0.097 R)
• M46: 20,251,662 km (0.083 R)
• M47: 22,529,439 km (0.066 R)
• M48: 24,458,354 km (0.109 R)
• M49: 24,580,725 km (0.113 R)
• M50: 26,314,565 km (0.06 R)
• M51: 26,943,325 km (0.09 R)
• M52: 27,577,021 km (0.098 R)
• M53: 29,053,253 km (0.096 R)
• M54: 29,182,954 km (0.075 R)
• M55: 29,312,656 km (0.083 R)
• M56: 30,226,549 km (0.112 R)
• M57: 30,686,862 km (0.102 R)
• M58: 30,818,957 km (0.091 R)
• M59: 33,294,502 km (0.112 R)
• M60: 34,316,106 km (0.101 R)
• M61: 34,521,803 km (0.119 R)
• M62: 34,796,465 km (0.081 R)
• M63: 34,934,095 km (0.077 R)
• M64: 35,555,824 km (0.063 R)
• M65: 36,320,568 km (0.071 R)
• M66: 37,090,847 km (0.064 R)
• M67: 37,937,272 km (0.098 R)
• M68: 38,078,941 km (0.058 R)
• M69: 38,504,996 km (0.08 R)
• M70: 38,932,696 km (0.112 R)
• M71: 39,290,385 km (0.119 R)
• M72: 39,649,120 km (0.082 R)
• M73: 40,949,425 km (0.099 R)
• M74: 43,963,373 km (0.027 R)
• M75: 44,112,223 km (0.093 R)
• M76: 44,859,016 km (0.082 R)
• M77: 45,158,810 km (0.111 R)
• M78: 45,459,352 km (0.114 R)
• M79: 46,744,099 km (0.061 R)
• M80: 47,734,586 km (0.046 R)
• M81: 48,501,275 km (0.09 R)
• M82: 50,513,516 km (0.068 R)
• M83: 50,903,518 km (0.054 R)
• M84: 52,237,332 km (0.067 R)
• M85: 52,789,947 km (0.111 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 106.1

Radius: 7.9

Gravity: 1.7 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 10.28 AU - 16.22 AU

Year: 16873 Days

Day: 16.8 Hours

Environment

Temp: -179 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (39)

Outer Limit: 36,484,545 km

• M1: 146,008 km (0.069 R)
• M2: 445,652 km (0.096 R)
• M3: 646,412 km (0.117 R)
• M4: 1,097,151 km (0.053 R)
• M5: 1,146,967 km (0.067 R)
• M6: 1,318,556 km (0.11 R)
• M7: 1,389,615 km (0.051 R)
• M8: 1,517,222 km (0.117 R)
• M9: 1,963,622 km (0.11 R)
• M10: 2,169,917 km (0.067 R)
• M11: 2,233,347 km (0.116 R)
• M12: 3,377,172 km (0.104 R)
• M13: 3,450,924 km (0.067 R)
• M14: 4,456,820 km (0.076 R)
• M15: 5,090,068 km (0.094 R)
• M16: 7,729,572 km (0.12 R)
• M17: 8,824,330 km (0.097 R)
• M18: 9,966,958 km (0.104 R)
• M19: 12,426,198 km (0.065 R)
• M20: 12,847,166 km (0.096 R)
• M21: 13,742,210 km (0.038 R)
• M22: 14,098,103 km (0.101 R)
• M23: 14,697,692 km (0.111 R)
• M24: 14,939,891 km (0.047 R)
• M25: 15,264,817 km (0.066 R)
• M26: 15,674,416 km (0.112 R)
• M27: 18,640,792 km (0.089 R)
• M28: 19,254,443 km (0.111 R)
• M29: 19,608,092 km (0.083 R)
• M30: 19,963,836 km (0.076 R)
• M31: 21,362,726 km (0.088 R)
• M32: 23,542,965 km (0.105 R)
• M33: 25,647,508 km (0.092 R)
• M34: 27,364,143 km (0.054 R)
• M35: 28,512,157 km (0.079 R)
• M36: 29,625,016 km (0.093 R)
• M37: 29,777,905 km (0.119 R)
• M38: 31,580,559 km (0.046 R)
• M39: 34,805,740 km (0.089 R)

Kuiper Belt

Range: 31.4 - 53.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 305 - 12,167 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit