🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.49 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.97 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.37

Radius: 1.41

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 0.94 AU - 1 AU

Year: 339 Days

Day: 28 Hours

Environment

Temp: 141 °C

Axial Tilt: 12.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.98

Radius: 1.55

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.84 AU - 1.36 AU

Year: 409 Days

Day: 16.8 Hours

Environment

Temp: 43 °C

Axial Tilt: 9.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 85,040,172 km

• M1: 911,949 km (0.119 R)

Asteroid Belt

Center: 4.43 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 916.5

Radius: 12.3

Gravity: 6.06 G

Time & Orbit

Eccentricity (e): 0.248

Orbit Range: 5.83 AU - 9.67 AU

Year: 7654 Days

Day: 6.7 Hours

Environment

Temp: -166 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 85,040,172 km

• M1: 154,385 km (0.069 R)
• M2: 250,576 km (0.051 R)
• M3: 752,328 km (0.087 R)
• M4: 968,646 km (0.117 R)
• M5: 1,442,572 km (0.12 R)
• M6: 1,694,495 km (0.079 R)
• M7: 2,241,126 km (0.079 R)
• M8: 2,337,616 km (0.098 R)
• M9: 3,077,976 km (0.082 R)
• M10: 3,239,991 km (0.112 R)
• M11: 3,432,673 km (0.059 R)
• M12: 3,600,821 km (0.114 R)
• M13: 3,771,662 km (0.09 R)
• M14: 4,181,111 km (0.051 R)
• M15: 4,728,639 km (0.084 R)
• M16: 4,916,235 km (0.094 R)
• M17: 5,428,608 km (0.113 R)
• M18: 6,059,312 km (0.12 R)
• M19: 6,161,039 km (0.094 R)
• M20: 6,469,659 km (0.119 R)
• M21: 7,209,720 km (0.116 R)
• M22: 7,317,580 km (0.088 R)
• M23: 8,654,386 km (0.101 R)
• M24: 9,077,748 km (0.088 R)
• M25: 9,311,570 km (0.069 R)
• M26: 9,389,959 km (0.116 R)
• M27: 9,507,992 km (0.104 R)
• M28: 9,626,473 km (0.106 R)
• M29: 9,785,197 km (0.115 R)
• M30: 10,510,447 km (0.049 R)
• M31: 10,633,117 km (0.055 R)
• M32: 11,504,375 km (0.103 R)
• M33: 12,269,569 km (0.109 R)
• M34: 12,355,587 km (0.105 R)
• M35: 12,658,224 km (0.119 R)
• M36: 13,051,068 km (0.073 R)
• M37: 13,315,258 km (0.098 R)
• M38: 13,403,670 km (0.06 R)
• M39: 14,253,536 km (0.071 R)
• M40: 15,305,657 km (0.06 R)
• M41: 15,444,783 km (0.042 R)
• M42: 18,362,839 km (0.053 R)
• M43: 18,708,411 km (0.086 R)
• M44: 19,607,045 km (0.052 R)
• M45: 21,084,174 km (0.118 R)
• M46: 21,239,008 km (0.1 R)
• M47: 21,446,052 km (0.049 R)
• M48: 21,601,783 km (0.112 R)
• M49: 22,386,125 km (0.092 R)
• M50: 23,660,549 km (0.078 R)
• M51: 24,198,353 km (0.042 R)
• M52: 24,468,826 km (0.061 R)
• M53: 25,231,626 km (0.118 R)
• M54: 25,450,936 km (0.045 R)
• M55: 25,615,793 km (0.038 R)
• M56: 26,279,110 km (0.1 R)
• M57: 26,780,263 km (0.047 R)
• M58: 26,947,962 km (0.087 R)
• M59: 27,622,648 km (0.068 R)
• M60: 27,961,936 km (0.065 R)
• M61: 28,530,558 km (0.085 R)
• M62: 30,667,863 km (0.094 R)
• M63: 32,140,803 km (0.065 R)
• M64: 32,796,341 km (0.099 R)
• M65: 32,915,870 km (0.098 R)
• M66: 33,215,664 km (0.114 R)
• M67: 33,335,791 km (0.043 R)
• M68: 34,059,845 km (0.074 R)
• M69: 34,181,019 km (0.111 R)
• M70: 34,545,290 km (0.109 R)
• M71: 34,727,949 km (0.097 R)
• M72: 34,972,093 km (0.079 R)
• M73: 35,954,053 km (0.045 R)
• M74: 37,007,222 km (0.069 R)
• M75: 37,381,366 km (0.082 R)
• M76: 38,070,564 km (0.109 R)
• M77: 38,511,429 km (0.099 R)
• M78: 39,080,499 km (0.111 R)
• M79: 39,971,504 km (0.078 R)
• M80: 40,227,316 km (0.081 R)
• M81: 41,903,261 km (0.119 R)
• M82: 42,163,113 km (0.091 R)
• M83: 42,488,638 km (0.066 R)
• M84: 43,404,775 km (0.105 R)
• M85: 44,063,006 km (0.108 R)

Planet 4 - Ice Giant

Semi-Major Axis: 18.36 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 491.1

Radius: 3.6

Gravity: 37.89 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 15.5 AU - 21.22 AU

Year: 27909 Days

Day: 19.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 85,040,172 km

• M1: 233,223 km (0.109 R)
• M2: 776,413 km (0.082 R)
• M3: 1,171,202 km (0.045 R)
• M4: 1,356,853 km (0.045 R)
• M5: 1,790,537 km (0.071 R)
• M6: 2,004,163 km (0.093 R)
• M7: 2,225,867 km (0.115 R)
• M8: 3,061,520 km (0.065 R)
• M9: 3,230,566 km (0.052 R)
• M10: 3,489,969 km (0.089 R)
• M11: 4,028,671 km (0.11 R)
• M12: 4,214,022 km (0.039 R)
• M13: 4,497,062 km (0.063 R)
• M14: 5,382,831 km (0.107 R)
• M15: 6,918,004 km (0.115 R)
• M16: 7,084,058 km (0.09 R)
• M17: 7,876,178 km (0.098 R)
• M18: 8,636,584 km (0.116 R)
• M19: 9,665,818 km (0.089 R)
• M20: 12,976,718 km (0.109 R)
• M21: 13,524,994 km (0.097 R)
• M22: 14,361,545 km (0.074 R)
• M23: 14,999,879 km (0.112 R)
• M24: 16,672,832 km (0.04 R)
• M25: 17,418,428 km (0.077 R)
• M26: 17,493,526 km (0.086 R)
• M27: 17,795,265 km (0.057 R)
• M28: 17,946,658 km (0.074 R)
• M29: 19,019,125 km (0.107 R)
• M30: 19,173,959 km (0.06 R)
• M31: 19,251,600 km (0.11 R)
• M32: 19,876,171 km (0.102 R)
• M33: 22,032,774 km (0.079 R)
• M34: 22,276,918 km (0.11 R)
• M35: 22,521,959 km (0.042 R)
• M36: 23,511,101 km (0.101 R)
• M37: 24,936,469 km (0.105 R)
• M38: 26,389,513 km (0.09 R)
• M39: 27,082,750 km (0.047 R)
• M40: 29,376,833 km (0.041 R)
• M41: 29,825,178 km (0.085 R)
• M42: 30,275,617 km (0.077 R)
• M43: 30,637,644 km (0.083 R)
• M44: 33,772,467 km (0.069 R)
• M45: 34,336,152 km (0.069 R)
• M46: 34,619,042 km (0.078 R)
• M47: 35,472,797 km (0.077 R)
• M48: 35,568,091 km (0.075 R)
• M49: 37,685,648 km (0.096 R)
• M50: 39,448,360 km (0.089 R)
• M51: 39,843,747 km (0.058 R)
• M52: 40,638,411 km (0.096 R)
• M53: 40,937,607 km (0.078 R)
• M54: 41,840,131 km (0.074 R)
• M55: 44,278,277 km (0.092 R)
• M56: 44,689,222 km (0.072 R)
• M57: 44,791,996 km (0.107 R)
• M58: 46,449,241 km (0.105 R)
• M59: 46,866,769 km (0.05 R)
• M60: 51,216,477 km (0.11 R)
• M61: 54,150,540 km (0.095 R)
• M62: 54,479,805 km (0.116 R)
• M63: 54,809,817 km (0.118 R)
• M64: 55,030,175 km (0.092 R)
• M65: 55,471,938 km (0.113 R)
• M66: 56,247,603 km (0.08 R)
• M67: 56,803,807 km (0.056 R)
• M68: 58,483,642 km (0.046 R)
• M69: 58,821,584 km (0.086 R)
• M70: 59,047,177 km (0.103 R)
• M71: 59,386,166 km (0.092 R)
• M72: 59,725,753 km (0.041 R)
• M73: 62,350,897 km (0.089 R)
• M74: 64,083,240 km (0.094 R)
• M75: 65,130,126 km (0.102 R)
• M76: 65,714,305 km (0.046 R)
• M77: 66,065,561 km (0.118 R)
• M78: 67,240,952 km (0.086 R)
• M79: 68,186,261 km (0.088 R)
• M80: 68,423,224 km (0.052 R)
• M81: 69,254,988 km (0.115 R)
• M82: 69,612,377 km (0.11 R)
• M83: 72,131,905 km (0.094 R)
• M84: 72,252,630 km (0.066 R)
• M85: 72,494,231 km (0.105 R)
• M86: 73,342,002 km (0.096 R)
• M87: 76,273,671 km (0.106 R)
• M88: 77,753,792 km (0.074 R)
• M89: 78,249,410 km (0.098 R)
• M90: 80,116,691 km (0.11 R)
• M91: 81,872,820 km (0.086 R)
• M92: 82,755,597 km (0.088 R)
• M93: 83,514,806 km (0.117 R)
• M94: 83,768,375 km (0.115 R)

Kuiper Belt

Range: 30.9 - 47.9 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 352 - 13,008 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit