🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.85 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.08

Radius: 1.75

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.208

Orbit Range: 0.67 AU - 1.03 AU

Year: 277 Days

Day: 20 Hours

Environment

Temp: 148 °C

Axial Tilt: 11.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,082,522 km

• M1: 109,805 km (0.076 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.2

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 0.79 AU - 1.21 AU

Year: 353 Days

Day: 33.2 Hours

Environment

Temp: 167 °C

Axial Tilt: 38.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.37 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 1.25 AU - 1.49 AU

Year: 566 Days

Day: 26.1 Hours

Environment

Temp: 1 °C

Axial Tilt: 35 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 74,082,522 km

• M1: 822,639 km (0.081 R)
• M2: 1,162,974 km (0.102 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.18

Radius: 0.5

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.38 AU - 1.8 AU

Year: 708 Days

Day: 33.4 Hours

Environment

Temp: -21 °C

Axial Tilt: 0.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,082,522 km

• M1: 231,578 km (0.084 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.62

Radius: 1.84

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.226

Orbit Range: 1.39 AU - 2.19 AU

Year: 846 Days

Day: 45.4 Hours

Environment

Temp: -47 °C

Axial Tilt: 6.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 90.9

Radius: 13.9

Gravity: 0.47 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 7.06 AU - 9.82 AU

Year: 8658 Days

Day: 14.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 74,082,522 km

• M1: 213,327 km (0.108 R)
• M2: 404,662 km (0.119 R)
• M3: 807,978 km (0.1 R)
• M4: 922,570 km (0.084 R)
• M5: 1,043,445 km (0.093 R)
• M6: 1,241,662 km (0.076 R)
• M7: 1,491,640 km (0.048 R)
• M8: 1,609,673 km (0.076 R)
• M9: 1,827,787 km (0.097 R)
• M10: 2,323,853 km (0.117 R)
• M11: 2,747,664 km (0.068 R)
• M12: 3,094,282 km (0.059 R)
• M13: 3,264,525 km (0.071 R)
• M14: 3,667,841 km (0.115 R)
• M15: 4,218,062 km (0.11 R)
• M16: 4,350,306 km (0.038 R)
• M17: 4,503,195 km (0.119 R)
• M18: 4,638,282 km (0.032 R)
• M19: 4,735,820 km (0.093 R)
• M20: 4,853,553 km (0.095 R)
• M21: 5,132,404 km (0.112 R)
• M22: 5,498,619 km (0.07 R)
• M23: 5,601,991 km (0.079 R)
• M24: 5,915,698 km (0.061 R)
• M25: 6,085,492 km (0.113 R)
• M26: 6,714,401 km (0.077 R)
• M27: 7,115,324 km (0.041 R)
• M28: 7,661,954 km (0.109 R)
• M29: 7,917,168 km (0.048 R)
• M30: 8,459,760 km (0.1 R)
• M31: 10,032,781 km (0.097 R)
• M32: 11,008,907 km (0.045 R)
• M33: 11,218,344 km (0.071 R)
• M34: 11,667,736 km (0.065 R)
• M35: 12,069,107 km (0.11 R)
• M36: 12,203,895 km (0.113 R)
• M37: 13,945,364 km (0.064 R)
• M38: 14,087,033 km (0.087 R)
• M39: 14,285,998 km (0.109 R)
• M40: 14,686,771 km (0.027 R)
• M41: 14,917,451 km (0.039 R)
• M42: 15,062,262 km (0.082 R)
• M43: 15,645,993 km (0.038 R)
• M44: 16,237,353 km (0.071 R)
• M45: 16,535,801 km (0.091 R)
• M46: 16,896,182 km (0.042 R)
• M47: 17,168,300 km (0.095 R)
• M48: 17,350,511 km (0.074 R)
• M49: 17,594,505 km (0.079 R)
• M50: 17,686,208 km (0.065 R)
• M51: 17,778,211 km (0.08 R)
• M52: 18,925,178 km (0.112 R)
• M53: 19,333,730 km (0.075 R)
• M54: 20,159,959 km (0.088 R)
• M55: 21,127,408 km (0.114 R)
• M56: 21,388,008 km (0.112 R)
• M57: 21,682,416 km (0.095 R)

Asteroid Belt

Center: 11.07 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Ice Giant

Semi-Major Axis: 13.69 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 170.8

Radius: 5.8

Gravity: 5.08 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 13.01 AU - 14.37 AU

Year: 17886 Days

Day: 18.6 Hours

Environment

Temp: -189 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (95)

Outer Limit: 74,082,522 km

• M1: 103,821 km (0.119 R)
• M2: 197,619 km (0.107 R)
• M3: 400,922 km (0.093 R)
• M4: 524,341 km (0.106 R)
• M5: 629,059 km (0.07 R)
• M6: 773,870 km (0.092 R)
• M7: 983,756 km (0.07 R)
• M8: 1,371,663 km (0.102 R)
• M9: 1,916,947 km (0.098 R)
• M10: 2,297,973 km (0.12 R)
• M11: 3,433,122 km (0.086 R)
• M12: 3,546,517 km (0.026 R)
• M13: 3,747,726 km (0.116 R)
• M14: 4,101,375 km (0.094 R)
• M15: 4,191,433 km (0.11 R)
• M16: 4,651,746 km (0.057 R)
• M17: 5,322,842 km (0.064 R)
• M18: 5,820,704 km (0.116 R)
• M19: 5,955,940 km (0.034 R)
• M20: 6,057,966 km (0.114 R)
• M21: 6,298,669 km (0.102 R)
• M22: 6,577,370 km (0.092 R)
• M23: 6,789,051 km (0.038 R)
• M24: 8,105,961 km (0.09 R)
• M25: 8,677,424 km (0.087 R)
• M26: 9,261,754 km (0.083 R)
• M27: 9,538,809 km (0.115 R)
• M28: 10,182,379 km (0.042 R)
• M29: 10,427,271 km (0.1 R)
• M30: 10,550,390 km (0.08 R)
• M31: 11,048,102 km (0.085 R)
• M32: 11,341,912 km (0.056 R)
• M33: 12,325,219 km (0.069 R)
• M34: 12,368,602 km (0.102 R)
• M35: 12,893,092 km (0.113 R)
• M36: 13,069,468 km (0.097 R)
• M37: 13,246,742 km (0.089 R)
• M38: 13,603,533 km (0.098 R)
• M39: 14,418,093 km (0.052 R)
• M40: 15,108,787 km (0.072 R)
• M41: 15,155,162 km (0.1 R)
• M42: 15,810,251 km (0.109 R)
• M43: 17,781,203 km (0.053 R)
• M44: 17,928,407 km (0.089 R)
• M45: 18,720,528 km (0.077 R)
• M46: 19,322,061 km (0.098 R)
• M47: 19,473,454 km (0.082 R)
• M48: 19,574,582 km (0.106 R)
• M49: 20,133,929 km (0.038 R)
• M50: 20,184,941 km (0.111 R)
• M51: 21,424,659 km (0.117 R)
• M52: 21,633,647 km (0.075 R)
• M53: 22,317,609 km (0.084 R)
• M54: 22,582,397 km (0.061 R)
• M55: 22,635,504 km (0.109 R)
• M56: 22,795,125 km (0.079 R)
• M57: 23,168,970 km (0.081 R)
• M58: 23,544,760 km (0.045 R)
• M59: 23,922,644 km (0.046 R)
• M60: 24,248,169 km (0.097 R)
• M61: 24,356,927 km (0.086 R)
• M62: 24,629,793 km (0.104 R)
• M63: 24,739,149 km (0.118 R)
• M64: 25,068,265 km (0.073 R)
• M65: 25,288,473 km (0.026 R)
• M66: 25,786,335 km (0.084 R)
• M67: 26,511,136 km (0.038 R)
• M68: 26,791,782 km (0.096 R)
• M69: 26,848,031 km (0.081 R)
• M70: 27,016,927 km (0.051 R)
• M71: 27,129,723 km (0.093 R)
• M72: 27,753,098 km (0.118 R)
• M73: 28,495,702 km (0.041 R)
• M74: 29,651,046 km (0.099 R)
• M75: 29,883,970 km (0.1 R)
• M76: 31,769,053 km (0.109 R)
• M77: 32,545,765 km (0.111 R)
• M78: 32,786,019 km (0.091 R)
• M79: 34,423,068 km (0.116 R)
• M80: 35,097,605 km (0.074 R)
• M81: 36,459,694 km (0.091 R)
• M82: 36,834,137 km (0.081 R)
• M83: 37,147,246 km (0.104 R)
• M84: 37,335,440 km (0.113 R)
• M85: 37,965,247 km (0.088 R)
• M86: 38,471,636 km (0.109 R)
• M87: 39,107,726 km (0.081 R)
• M88: 40,132,621 km (0.113 R)
• M89: 40,454,705 km (0.12 R)
• M90: 40,583,808 km (0.082 R)
• M91: 42,733,529 km (0.114 R)
• M92: 42,996,522 km (0.064 R)
• M93: 43,326,087 km (0.114 R)
• M94: 43,656,548 km (0.081 R)
• M95: 44,320,015 km (0.105 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.37 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 327.2

Radius: 7.1

Gravity: 6.49 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 15.38 AU - 21.36 AU

Year: 27801 Days

Day: 22.4 Hours

Environment

Temp: -189 °C

Axial Tilt: 6.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (79)

Outer Limit: 74,082,522 km

• M1: 1,203,066 km (0.096 R)
• M2: 1,286,392 km (0.073 R)
• M3: 1,400,386 km (0.1 R)
• M4: 1,458,729 km (0.093 R)
• M5: 1,669,363 km (0.104 R)
• M6: 2,119,503 km (0.098 R)
• M7: 2,254,889 km (0.113 R)
• M8: 2,569,942 km (0.095 R)
• M9: 2,714,603 km (0.109 R)
• M10: 4,473,276 km (0.067 R)
• M11: 4,691,389 km (0.103 R)
• M12: 4,823,933 km (0.102 R)
• M13: 5,092,760 km (0.088 R)
• M14: 5,366,524 km (0.088 R)
• M15: 5,505,202 km (0.115 R)
• M16: 5,551,727 km (0.101 R)
• M17: 6,071,878 km (0.081 R)
• M18: 6,558,221 km (0.106 R)
• M19: 7,056,980 km (0.073 R)
• M20: 7,516,395 km (0.062 R)
• M21: 7,880,367 km (0.089 R)
• M22: 8,143,958 km (0.077 R)
• M23: 8,250,173 km (0.095 R)
• M24: 11,346,400 km (0.1 R)
• M25: 11,823,767 km (0.054 R)
• M26: 12,797,948 km (0.072 R)
• M27: 14,822,606 km (0.091 R)
• M28: 16,204,441 km (0.119 R)
• M29: 18,040,755 km (0.115 R)
• M30: 18,387,972 km (0.098 R)
• M31: 18,597,259 km (0.102 R)
• M32: 18,948,066 km (0.081 R)
• M33: 19,230,208 km (0.112 R)
• M34: 19,301,117 km (0.114 R)
• M35: 20,589,604 km (0.076 R)
• M36: 20,879,674 km (0.101 R)
• M37: 21,905,766 km (0.071 R)
• M38: 23,248,855 km (0.087 R)
• M39: 24,311,898 km (0.111 R)
• M40: 24,541,680 km (0.059 R)
• M41: 25,623,871 km (0.104 R)
• M42: 25,935,932 km (0.105 R)
• M43: 26,406,268 km (0.108 R)
• M44: 27,594,674 km (0.065 R)
• M45: 28,155,217 km (0.061 R)
• M46: 28,719,500 km (0.118 R)
• M47: 28,881,365 km (0.101 R)
• M48: 31,429,615 km (0.037 R)
• M49: 32,182,691 km (0.046 R)
• M50: 32,941,900 km (0.117 R)
• M51: 33,111,394 km (0.095 R)
• M52: 34,391,802 km (0.111 R)
• M53: 37,000,789 km (0.064 R)
• M54: 37,707,340 km (0.05 R)
• M55: 38,507,390 km (0.102 R)
• M56: 39,943,529 km (0.114 R)
• M57: 40,033,886 km (0.116 R)
• M58: 40,486,569 km (0.063 R)
• M59: 42,314,356 km (0.058 R)
• M60: 43,052,921 km (0.098 R)
• M61: 45,860,574 km (0.056 R)
• M62: 46,334,201 km (0.108 R)
• M63: 46,619,184 km (0.073 R)
• M64: 48,245,164 km (0.076 R)
• M65: 50,376,634 km (0.096 R)
• M66: 52,439,738 km (0.112 R)
• M67: 52,538,623 km (0.107 R)
• M68: 54,430,138 km (0.108 R)
• M69: 54,530,369 km (0.055 R)
• M70: 55,838,153 km (0.119 R)
• M71: 56,445,221 km (0.105 R)
• M72: 57,156,260 km (0.074 R)
• M73: 57,767,966 km (0.064 R)
• M74: 58,689,788 km (0.086 R)
• M75: 59,926,364 km (0.082 R)
• M76: 61,067,347 km (0.099 R)
• M77: 69,687,625 km (0.072 R)
• M78: 71,764,043 km (0.097 R)
• M79: 72,534,024 km (0.092 R)

Kuiper Belt

Range: 31.1 - 51.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 424 - 15,913 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit