🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.34 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.18

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 0.56 AU - 0.78 AU

Year: 197 Days

Day: 28.1 Hours

Environment

Temp: 139 °C

Axial Tilt: 24.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 96,395,720 km

• M1: 60,438 km (0.059 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.8

Radius: 1.27

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 1.53 AU - 2.23 AU

Year: 928 Days

Day: 19.6 Hours

Environment

Temp: -48 °C

Axial Tilt: 51.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Ice Giant

Semi-Major Axis: 16.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 485.8

Radius: 5.2

Gravity: 17.97 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 13.29 AU - 20.07 AU

Year: 24517 Days

Day: 23.4 Hours

Environment

Temp: -187 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 96,395,720 km

• M1: 193,280 km (0.065 R)
• M2: 448,195 km (0.101 R)
• M3: 509,231 km (0.042 R)
• M4: 662,719 km (0.057 R)
• M5: 1,292,675 km (0.032 R)
• M6: 1,441,675 km (0.047 R)
• M7: 4,176,174 km (0.108 R)
• M8: 4,263,988 km (0.106 R)
• M9: 4,849,365 km (0.097 R)
• M10: 4,988,042 km (0.091 R)
• M11: 5,269,435 km (0.093 R)
• M12: 5,652,406 km (0.115 R)
• M13: 7,062,515 km (0.108 R)
• M14: 7,431,274 km (0.069 R)
• M15: 9,888,270 km (0.111 R)
• M16: 10,123,138 km (0.096 R)
• M17: 10,241,171 km (0.093 R)
• M18: 10,538,422 km (0.103 R)
• M19: 12,254,908 km (0.104 R)
• M20: 12,888,605 km (0.101 R)
• M21: 13,924,570 km (0.101 R)
• M22: 14,253,835 km (0.046 R)
• M23: 15,460,042 km (0.067 R)
• M24: 16,838,288 km (0.098 R)
• M25: 17,897,440 km (0.036 R)
• M26: 18,111,814 km (0.082 R)
• M27: 18,615,510 km (0.107 R)
• M28: 19,050,840 km (0.086 R)
• M29: 19,857,621 km (0.071 R)
• M30: 20,079,625 km (0.089 R)
• M31: 20,228,026 km (0.072 R)
• M32: 21,126,361 km (0.043 R)
• M33: 21,428,698 km (0.096 R)
• M34: 22,114,006 km (0.084 R)
• M35: 24,055,487 km (0.075 R)
• M36: 24,371,139 km (0.116 R)
• M37: 24,688,286 km (0.111 R)
• M38: 25,406,506 km (0.06 R)
• M39: 26,618,996 km (0.119 R)
• M40: 26,782,058 km (0.107 R)
• M41: 28,430,926 km (0.051 R)
• M42: 29,015,853 km (0.113 R)
• M43: 29,099,778 km (0.06 R)
• M44: 29,267,776 km (0.118 R)
• M45: 29,689,044 km (0.102 R)
• M46: 31,394,609 km (0.119 R)
• M47: 33,307,218 km (0.046 R)
• M48: 33,835,298 km (0.09 R)
• M49: 34,100,386 km (0.113 R)
• M50: 34,454,933 km (0.054 R)
• M51: 34,988,997 km (0.087 R)
• M52: 35,257,077 km (0.082 R)
• M53: 35,705,421 km (0.088 R)
• M54: 36,426,633 km (0.115 R)
• M55: 36,517,139 km (0.103 R)
• M56: 37,883,417 km (0.086 R)
• M57: 38,526,688 km (0.118 R)
• M58: 38,711,291 km (0.107 R)
• M59: 39,824,150 km (0.088 R)
• M60: 41,986,587 km (0.08 R)
• M61: 42,652,298 km (0.095 R)
• M62: 44,186,873 km (0.093 R)
• M63: 45,642,011 km (0.062 R)
• M64: 45,739,549 km (0.038 R)
• M65: 46,718,966 km (0.101 R)
• M66: 47,309,878 km (0.067 R)
• M67: 47,705,265 km (0.117 R)
• M68: 48,201,032 km (0.109 R)
• M69: 52,432,109 km (0.03 R)
• M70: 52,534,284 km (0.097 R)
• M71: 54,074,843 km (0.05 R)
• M72: 54,591,704 km (0.063 R)
• M73: 55,318,001 km (0.09 R)
• M74: 55,630,362 km (0.114 R)
• M75: 58,255,206 km (0.079 R)
• M76: 59,209,940 km (0.071 R)
• M77: 59,316,453 km (0.111 R)
• M78: 61,457,947 km (0.082 R)
• M79: 62,646,502 km (0.09 R)
• M80: 63,624,573 km (0.113 R)
• M81: 63,951,743 km (0.108 R)
• M82: 67,698,422 km (0.053 R)
• M83: 68,032,474 km (0.104 R)
• M84: 68,143,924 km (0.116 R)
• M85: 68,478,575 km (0.083 R)
• M86: 68,925,723 km (0.09 R)
• M87: 69,149,671 km (0.084 R)
• M88: 69,710,663 km (0.102 R)
• M89: 73,221,725 km (0.103 R)
• M90: 75,979,412 km (0.089 R)
• M91: 76,442,268 km (0.108 R)

Planet 4 - Ice Giant

Semi-Major Axis: 20.3 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 514.2

Radius: 3.5

Gravity: 41.98 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 20.12 AU - 20.48 AU

Year: 32917 Days

Day: 19.7 Hours

Environment

Temp: -209 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (94)

Outer Limit: 96,395,720 km

• M1: 46,525 km (0.07 R)
• M2: 77,641 km (0.12 R)
• M3: 139,874 km (0.084 R)
• M4: 238,459 km (0.103 R)
• M5: 357,988 km (0.059 R)
• M6: 729,290 km (0.108 R)
• M7: 757,264 km (0.103 R)
• M8: 785,688 km (0.055 R)
• M9: 814,411 km (0.096 R)
• M10: 1,153,250 km (0.034 R)
• M11: 1,252,583 km (0.07 R)
• M12: 1,286,392 km (0.101 R)
• M13: 1,354,758 km (0.105 R)
• M14: 1,495,231 km (0.057 R)
• M15: 1,677,291 km (0.093 R)
• M16: 2,182,932 km (0.114 R)
• M17: 2,223,772 km (0.064 R)
• M18: 2,909,529 km (0.113 R)
• M19: 2,999,437 km (0.104 R)
• M20: 4,250,674 km (0.059 R)
• M21: 4,301,687 km (0.082 R)
• M22: 4,352,999 km (0.109 R)
• M23: 4,559,743 km (0.108 R)
• M24: 6,797,129 km (0.105 R)
• M25: 6,916,658 km (0.114 R)
• M26: 7,897,720 km (0.117 R)
• M27: 8,340,380 km (0.112 R)
• M28: 10,053,874 km (0.049 R)
• M29: 11,514,099 km (0.117 R)
• M30: 12,891,148 km (0.065 R)
• M31: 13,938,632 km (0.078 R)
• M32: 14,549,291 km (0.09 R)
• M33: 14,626,333 km (0.085 R)
• M34: 16,754,513 km (0.109 R)
• M35: 17,403,468 km (0.107 R)
• M36: 17,895,496 km (0.054 R)
• M37: 19,145,535 km (0.067 R)
• M38: 20,080,073 km (0.049 R)
• M39: 20,165,793 km (0.077 R)
• M40: 20,251,513 km (0.112 R)
• M41: 20,768,972 km (0.098 R)
• M42: 21,816,755 km (0.076 R)
• M43: 22,258,368 km (0.104 R)
• M44: 22,524,802 km (0.068 R)
• M45: 22,613,813 km (0.067 R)
• M46: 23,150,420 km (0.085 R)
• M47: 23,510,652 km (0.116 R)
• M48: 23,691,366 km (0.05 R)
• M49: 24,054,141 km (0.1 R)
• M50: 24,693,672 km (0.057 R)
• M51: 26,551,228 km (0.111 R)
• M52: 28,838,879 km (0.068 R)
• M53: 30,104,178 km (0.106 R)
• M54: 30,202,314 km (0.117 R)
• M55: 31,089,729 km (0.092 R)
• M56: 31,686,175 km (0.103 R)
• M57: 32,487,122 km (0.072 R)
• M58: 33,497,806 km (0.053 R)
• M59: 34,211,387 km (0.114 R)
• M60: 36,486,472 km (0.049 R)
• M61: 36,800,478 km (0.062 R)
• M62: 37,010,364 km (0.03 R)
• M63: 37,431,182 km (0.098 R)
• M64: 37,536,649 km (0.071 R)
• M65: 38,277,757 km (0.087 R)
• M66: 43,265,799 km (0.071 R)
• M67: 43,709,207 km (0.103 R)
• M68: 44,712,111 km (0.088 R)
• M69: 47,537,566 km (0.091 R)
• M70: 49,260,335 km (0.085 R)
• M71: 52,884,792 km (0.084 R)
• M72: 53,003,274 km (0.097 R)
• M73: 60,263,109 km (0.101 R)
• M74: 60,757,978 km (0.068 R)
• M75: 61,627,441 km (0.102 R)
• M76: 62,876,583 km (0.071 R)
• M77: 68,342,142 km (0.041 R)
• M78: 70,674,821 km (0.107 R)
• M79: 70,805,271 km (0.062 R)
• M80: 71,066,169 km (0.117 R)
• M81: 71,850,960 km (0.107 R)
• M82: 72,901,735 km (0.107 R)
• M83: 75,417,822 km (0.062 R)
• M84: 77,424,079 km (0.088 R)
• M85: 78,906,594 km (0.083 R)
• M86: 79,990,580 km (0.111 R)
• M87: 82,859,568 km (0.103 R)
• M88: 82,997,048 km (0.071 R)
• M89: 83,823,277 km (0.087 R)
• M90: 86,597,271 km (0.11 R)
• M91: 88,838,097 km (0.048 R)
• M92: 89,965,616 km (0.098 R)
• M93: 90,531,246 km (0.097 R)
• M94: 91,665,796 km (0.045 R)

Kuiper Belt

Range: 30.5 - 46.5 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 523 - 15,236 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit