🌌 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: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.44 AU - 0.6 AU

Year: 132 Days

Day: 14.5 Hours

Environment

Temp: 268 °C

Axial Tilt: 2.6 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,342,226 km

• M1: 30,368 km (0.064 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.2

Radius: 0.53

Gravity: 0.71 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 0.82 AU - 1.06 AU

Year: 320 Days

Day: 44 Hours

Environment

Temp: 93 °C

Axial Tilt: 36.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 87,342,226 km

• M1: 117,734 km (0.118 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.91

Radius: 1.73

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.97 AU - 2.01 AU

Year: 987 Days

Day: 16.4 Hours

Environment

Temp: -57 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.27 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2 AU - 2.54 AU

Year: 1202 Days

Day: 47.9 Hours

Environment

Temp: -61 °C

Axial Tilt: 23.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,342,226 km

• M1: 60,737 km (0.08 R)
• M2: 640,728 km (0.056 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.23

Radius: 1.78

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.23

Orbit Range: 2.54 AU - 4.06 AU

Year: 2107 Days

Day: 17.6 Hours

Environment

Temp: -107 °C

Axial Tilt: 48 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,342,226 km

• M1: 124,465 km (0.064 R)
• M2: 1,277,566 km (0.044 R)

Asteroid Belt

Center: 4.7 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 346

Radius: 11

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 5.26 AU - 6.94 AU

Year: 5295 Days

Day: 13 Hours

Environment

Temp: -141 °C

Axial Tilt: 48.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 87,342,226 km

• M1: 148,401 km (0.094 R)
• M2: 313,707 km (0.098 R)
• M3: 448,644 km (0.031 R)
• M4: 667,655 km (0.078 R)
• M5: 785,389 km (0.1 R)
• M6: 946,207 km (0.109 R)
• M7: 1,208,751 km (0.108 R)
• M8: 1,342,042 km (0.092 R)
• M9: 1,551,629 km (0.11 R)
• M10: 1,623,885 km (0.114 R)
• M11: 1,832,574 km (0.086 R)
• M12: 2,097,961 km (0.109 R)
• M13: 2,292,887 km (0.089 R)
• M14: 2,806,456 km (0.073 R)
• M15: 2,913,419 km (0.074 R)
• M16: 3,507,322 km (0.049 R)
• M17: 3,798,589 km (0.101 R)
• M18: 4,037,347 km (0.117 R)
• M19: 4,118,130 km (0.061 R)
• M20: 4,219,707 km (0.102 R)
• M21: 4,363,471 km (0.084 R)
• M22: 4,613,748 km (0.088 R)
• M23: 5,414,845 km (0.063 R)
• M24: 5,504,005 km (0.048 R)
• M25: 5,661,232 km (0.119 R)
• M26: 5,980,324 km (0.097 R)
• M27: 6,119,002 km (0.088 R)
• M28: 6,305,401 km (0.088 R)
• M29: 6,660,097 km (0.107 R)
• M30: 6,755,840 km (0.104 R)
• M31: 6,997,141 km (0.071 R)
• M32: 7,216,601 km (0.111 R)
• M33: 7,290,353 km (0.064 R)
• M34: 7,389,088 km (0.09 R)
• M35: 7,463,288 km (0.116 R)
• M36: 7,939,757 km (0.119 R)
• M37: 8,607,562 km (0.055 R)
• M38: 8,738,012 km (0.097 R)
• M39: 9,160,177 km (0.112 R)
• M40: 9,561,997 km (0.104 R)
• M41: 9,643,079 km (0.101 R)
• M42: 9,887,522 km (0.079 R)
• M43: 10,079,306 km (0.076 R)
• M44: 10,689,516 km (0.114 R)
• M45: 10,886,237 km (0.092 R)
• M46: 11,055,881 km (0.053 R)
• M47: 11,512,304 km (0.119 R)
• M48: 11,771,856 km (0.077 R)
• M49: 12,004,182 km (0.092 R)
• M50: 12,238,003 km (0.104 R)
• M51: 12,650,894 km (0.063 R)
• M52: 13,158,330 km (0.101 R)
• M53: 13,369,263 km (0.1 R)
• M54: 13,794,420 km (0.065 R)
• M55: 13,916,791 km (0.06 R)
• M56: 14,255,032 km (0.115 R)
• M57: 14,595,965 km (0.107 R)
• M58: 14,908,176 km (0.074 R)
• M59: 15,380,755 km (0.088 R)
• M60: 15,826,258 km (0.026 R)
• M61: 17,518,060 km (0.094 R)
• M62: 18,150,560 km (0.094 R)
• M63: 18,452,748 km (0.106 R)
• M64: 19,232,452 km (0.119 R)
• M65: 19,403,442 km (0.085 R)
• M66: 19,712,511 km (0.04 R)
• M67: 20,092,340 km (0.099 R)
• M68: 20,335,287 km (0.045 R)
• M69: 20,439,856 km (0.097 R)
• M70: 20,929,640 km (0.096 R)
• M71: 21,246,488 km (0.116 R)
• M72: 22,963,423 km (0.059 R)
• M73: 23,363,148 km (0.062 R)
• M74: 23,472,504 km (0.09 R)
• M75: 24,169,481 km (0.108 R)
• M76: 24,390,886 km (0.071 R)
• M77: 24,501,887 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371.8

Radius: 9.7

Gravity: 3.95 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 6.17 AU - 9.61 AU

Year: 7789 Days

Day: 5.4 Hours

Environment

Temp: -156 °C

Axial Tilt: 20.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (87)

Outer Limit: 87,342,226 km

• M1: 175,329 km (0.068 R)
• M2: 258,954 km (0.106 R)
• M3: 374,593 km (0.108 R)
• M4: 445,951 km (0.115 R)
• M5: 593,305 km (0.088 R)
• M6: 692,638 km (0.097 R)
• M7: 1,056,011 km (0.073 R)
• M8: 1,210,845 km (0.097 R)
• M9: 1,613,263 km (0.064 R)
• M10: 1,866,832 km (0.076 R)
• M11: 2,113,668 km (0.113 R)
• M12: 2,723,579 km (0.083 R)
• M13: 2,895,168 km (0.116 R)
• M14: 2,960,542 km (0.076 R)
• M15: 3,070,496 km (0.093 R)
• M16: 3,271,855 km (0.074 R)
• M17: 3,616,977 km (0.089 R)
• M18: 3,782,133 km (0.109 R)
• M19: 3,998,302 km (0.056 R)
• M20: 4,095,541 km (0.104 R)
• M21: 4,467,740 km (0.096 R)
• M22: 4,594,151 km (0.068 R)
• M23: 4,747,638 km (0.061 R)
• M24: 4,954,681 km (0.071 R)
• M25: 5,351,265 km (0.108 R)
• M26: 5,431,749 km (0.113 R)
• M27: 5,895,802 km (0.039 R)
• M28: 6,090,578 km (0.093 R)
• M29: 6,231,051 km (0.111 R)
• M30: 6,401,143 km (0.114 R)
• M31: 6,601,305 km (0.117 R)
• M32: 6,861,905 km (0.109 R)
• M33: 7,274,047 km (0.104 R)
• M34: 7,876,627 km (0.114 R)
• M35: 8,339,184 km (0.074 R)
• M36: 8,432,682 km (0.032 R)
• M37: 8,495,214 km (0.04 R)
• M38: 8,969,589 km (0.093 R)
• M39: 9,258,313 km (0.09 R)
• M40: 9,322,790 km (0.057 R)
• M41: 9,550,029 km (0.073 R)
• M42: 10,376,408 km (0.048 R)
• M43: 10,544,406 km (0.106 R)
• M44: 11,815,838 km (0.114 R)
• M45: 12,167,692 km (0.066 R)
• M46: 12,273,907 km (0.099 R)
• M47: 12,881,873 km (0.103 R)
• M48: 13,026,235 km (0.115 R)
• M49: 13,134,992 km (0.09 R)
• M50: 13,353,256 km (0.071 R)
• M51: 14,575,470 km (0.114 R)
• M52: 15,755,947 km (0.081 R)
• M53: 15,949,227 km (0.109 R)
• M54: 16,221,047 km (0.118 R)
• M55: 16,848,311 km (0.099 R)
• M56: 17,324,032 km (0.031 R)
• M57: 18,369,721 km (0.113 R)
• M58: 19,146,732 km (0.116 R)
• M59: 19,518,633 km (0.116 R)
• M60: 20,143,652 km (0.033 R)
• M61: 20,902,263 km (0.105 R)
• M62: 21,114,692 km (0.045 R)
• M63: 21,885,420 km (0.105 R)
• M64: 22,665,274 km (0.114 R)
• M65: 23,234,195 km (0.115 R)
• M66: 23,454,104 km (0.109 R)
• M67: 23,852,034 km (0.095 R)
• M68: 24,118,468 km (0.089 R)
• M69: 24,252,059 km (0.036 R)
• M70: 25,239,405 km (0.111 R)
• M71: 25,465,597 km (0.079 R)
• M72: 25,556,403 km (0.041 R)
• M73: 25,692,537 km (0.114 R)
• M74: 26,515,026 km (0.105 R)
• M75: 27,021,863 km (0.102 R)
• M76: 27,485,318 km (0.087 R)
• M77: 27,764,766 km (0.061 R)
• M78: 28,138,761 km (0.093 R)
• M79: 28,420,304 km (0.084 R)
• M80: 29,223,196 km (0.093 R)
• M81: 29,508,330 km (0.071 R)
• M82: 29,746,789 km (0.063 R)
• M83: 29,937,825 km (0.025 R)
• M84: 30,225,352 km (0.079 R)
• M85: 31,676,452 km (0.05 R)
• M86: 31,969,364 km (0.08 R)
• M87: 32,656,318 km (0.099 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 681.7

Radius: 3.9

Gravity: 44.82 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 14.48 AU - 19.54 AU

Year: 24657 Days

Day: 23.5 Hours

Environment

Temp: -198 °C

Axial Tilt: 39.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 87,342,226 km

• M1: 122,969 km (0.072 R)
• M2: 163,211 km (0.038 R)
• M3: 773,271 km (0.062 R)
• M4: 966,552 km (0.082 R)
• M5: 1,053,917 km (0.031 R)
• M6: 1,299,557 km (0.026 R)
• M7: 2,023,760 km (0.094 R)
• M8: 2,645,040 km (0.103 R)
• M9: 3,061,072 km (0.104 R)
• M10: 4,234,966 km (0.095 R)
• M11: 4,818,547 km (0.111 R)
• M12: 4,868,364 km (0.067 R)
• M13: 5,582,993 km (0.106 R)
• M14: 7,221,089 km (0.092 R)
• M15: 7,739,446 km (0.083 R)
• M16: 8,032,658 km (0.102 R)
• M17: 8,690,290 km (0.061 R)
• M18: 8,750,877 km (0.091 R)
• M19: 9,303,043 km (0.107 R)
• M20: 9,866,428 km (0.098 R)
• M21: 11,025,812 km (0.099 R)
• M22: 11,157,159 km (0.113 R)
• M23: 11,421,648 km (0.118 R)
• M24: 12,500,099 km (0.102 R)
• M25: 12,637,280 km (0.113 R)
• M26: 13,190,493 km (0.11 R)
• M27: 13,681,174 km (0.093 R)
• M28: 15,555,037 km (0.105 R)
• M29: 16,296,893 km (0.065 R)
• M30: 18,512,437 km (0.079 R)
• M31: 18,668,767 km (0.075 R)
• M32: 19,140,150 km (0.096 R)
• M33: 19,298,125 km (0.077 R)
• M34: 19,774,744 km (0.086 R)
• M35: 19,934,515 km (0.119 R)
• M36: 20,739,501 km (0.111 R)
• M37: 21,309,319 km (0.119 R)
• M38: 21,719,516 km (0.103 R)
• M39: 22,714,492 km (0.118 R)
• M40: 23,893,922 km (0.12 R)
• M41: 24,662,705 km (0.04 R)
• M42: 24,920,761 km (0.108 R)
• M43: 27,638,955 km (0.08 R)
• M44: 28,535,794 km (0.099 R)
• M45: 28,897,073 km (0.093 R)
• M46: 29,807,077 km (0.073 R)
• M47: 30,265,594 km (0.086 R)
• M48: 30,541,901 km (0.066 R)
• M49: 32,029,203 km (0.066 R)
• M50: 33,254,859 km (0.104 R)
• M51: 34,303,989 km (0.115 R)
• M52: 34,688,156 km (0.119 R)
• M53: 35,460,829 km (0.085 R)
• M54: 36,434,561 km (0.112 R)
• M55: 37,713,474 km (0.062 R)
• M56: 38,408,206 km (0.075 R)
• M57: 39,608,879 km (0.094 R)
• M58: 40,720,391 km (0.088 R)
• M59: 44,533,491 km (0.061 R)
• M60: 46,111,599 km (0.109 R)
• M61: 48,243,967 km (0.073 R)
• M62: 48,782,070 km (0.037 R)
• M63: 50,190,385 km (0.071 R)
• M64: 50,517,256 km (0.057 R)
• M65: 51,502,059 km (0.049 R)
• M66: 51,831,773 km (0.084 R)
• M67: 52,935,955 km (0.068 R)
• M68: 53,713,415 km (0.111 R)
• M69: 55,279,704 km (0.083 R)
• M70: 55,392,052 km (0.092 R)
• M71: 56,068,384 km (0.074 R)
• M72: 56,181,331 km (0.116 R)
• M73: 56,860,804 km (0.052 R)
• M74: 58,571,456 km (0.064 R)
• M75: 60,067,584 km (0.113 R)
• M76: 62,276,696 km (0.03 R)
• M77: 62,510,817 km (0.08 R)
• M78: 64,039,557 km (0.056 R)
• M79: 64,157,590 km (0.104 R)
• M80: 69,546,554 km (0.108 R)
• M81: 70,275,993 km (0.031 R)
• M82: 71,619,831 km (0.079 R)
• M83: 71,865,022 km (0.106 R)
• M84: 76,828,380 km (0.098 R)
• M85: 79,224,340 km (0.057 R)
• M86: 80,240,408 km (0.111 R)
• M87: 81,005,452 km (0.038 R)
• M88: 81,644,684 km (0.076 R)
• M89: 81,900,945 km (0.119 R)
• M90: 82,285,710 km (0.03 R)
• M91: 82,542,570 km (0.111 R)
• M92: 83,701,654 km (0.079 R)
• M93: 84,347,917 km (0.072 R)
• M94: 86,688,376 km (0.032 R)

Kuiper Belt

Range: 31.2 - 61.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 260 - 15,553 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit