🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 0.65 AU - 0.67 AU

Year: 346 Days

Day: 34.5 Hours

Environment

Temp: -141 °C

Axial Tilt: 22.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 28.9

Radius: 12.7

Gravity: 0.18 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 0.78 AU - 0.84 AU

Year: 471 Days

Day: 14.5 Hours

Environment

Temp: -140 °C

Axial Tilt: 13.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 72,707,965 km

• M1: 159,172 km (0.114 R)
• M2: 238,609 km (0.079 R)
• M3: 381,923 km (0.111 R)
• M4: 557,850 km (0.111 R)
• M5: 643,570 km (0.063 R)
• M6: 762,949 km (0.115 R)
• M7: 901,327 km (0.055 R)
• M8: 1,010,234 km (0.12 R)
• M9: 1,111,961 km (0.082 R)
• M10: 1,200,523 km (0.083 R)
• M11: 1,296,714 km (0.097 R)
• M12: 1,437,037 km (0.058 R)
• M13: 1,582,596 km (0.12 R)
• M14: 1,677,890 km (0.104 R)
• M15: 1,883,288 km (0.069 R)
• M16: 2,124,140 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 2.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.8

Radius: 13.3

Gravity: 5.3 G

Time & Orbit

Eccentricity (e): 0.02

Orbit Range: 2.51 AU - 2.61 AU

Year: 2645 Days

Day: 11.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 49.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (72)

Outer Limit: 72,707,965 km

• M1: 170,841 km (0.12 R)
• M2: 272,867 km (0.102 R)
• M3: 366,216 km (0.098 R)
• M4: 453,730 km (0.116 R)
• M5: 585,676 km (0.114 R)
• M6: 802,443 km (0.053 R)
• M7: 937,530 km (0.116 R)
• M8: 1,058,555 km (0.105 R)
• M9: 1,256,622 km (0.115 R)
• M10: 1,379,143 km (0.114 R)
• M11: 1,480,271 km (0.106 R)
• M12: 1,636,900 km (0.101 R)
• M13: 1,744,461 km (0.096 R)
• M14: 2,169,917 km (0.12 R)
• M15: 2,319,216 km (0.066 R)
• M16: 2,627,986 km (0.099 R)
• M17: 2,723,429 km (0.071 R)
• M18: 2,966,825 km (0.057 R)
• M19: 3,049,702 km (0.072 R)
• M20: 3,200,796 km (0.112 R)
• M21: 3,337,229 km (0.107 R)
• M22: 3,956,864 km (0.062 R)
• M23: 4,421,664 km (0.088 R)
• M24: 4,689,594 km (0.113 R)
• M25: 4,806,131 km (0.105 R)
• M26: 5,141,529 km (0.082 R)
• M27: 5,241,610 km (0.042 R)
• M28: 5,342,439 km (0.064 R)
• M29: 5,464,212 km (0.029 R)
• M30: 5,772,832 km (0.079 R)
• M31: 5,981,820 km (0.079 R)
• M32: 6,257,230 km (0.077 R)
• M33: 7,536,591 km (0.051 R)
• M34: 7,880,367 km (0.092 R)
• M35: 8,135,880 km (0.068 R)
• M36: 8,370,599 km (0.035 R)
• M37: 8,512,418 km (0.082 R)
• M38: 8,798,599 km (0.093 R)
• M39: 8,894,641 km (0.102 R)
• M40: 9,651,307 km (0.083 R)
• M41: 9,849,973 km (0.103 R)
• M42: 10,226,211 km (0.097 R)
• M43: 10,837,917 km (0.114 R)
• M44: 11,226,273 km (0.104 R)
• M45: 12,311,157 km (0.067 R)
• M46: 12,553,805 km (0.068 R)
• M47: 12,907,155 km (0.068 R)
• M48: 13,291,172 km (0.09 R)
• M49: 13,679,229 km (0.095 R)
• M50: 13,874,604 km (0.114 R)
• M51: 14,127,125 km (0.087 R)
• M52: 14,352,869 km (0.081 R)
• M53: 14,523,111 km (0.048 R)
• M54: 14,836,668 km (0.063 R)
• M55: 15,123,896 km (0.028 R)
• M56: 15,645,245 km (0.12 R)
• M57: 16,113,785 km (0.094 R)
• M58: 16,261,139 km (0.044 R)
• M59: 16,438,562 km (0.096 R)
• M60: 16,735,663 km (0.072 R)
• M61: 16,825,123 km (0.073 R)
• M62: 17,004,640 km (0.081 R)
• M63: 17,880,985 km (0.03 R)
• M64: 18,064,092 km (0.119 R)
• M65: 18,401,585 km (0.06 R)
• M66: 18,648,272 km (0.054 R)
• M67: 18,741,023 km (0.095 R)
• M68: 18,958,239 km (0.085 R)
• M69: 19,803,467 km (0.034 R)
• M70: 20,565,369 km (0.076 R)
• M71: 21,078,490 km (0.047 R)
• M72: 21,725,949 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 491.5

Radius: 12

Gravity: 3.41 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 3.93 AU - 4.53 AU

Year: 5617 Days

Day: 14.7 Hours

Environment

Temp: -210 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 72,707,965 km

• M1: 257,308 km (0.118 R)
• M2: 417,528 km (0.097 R)
• M3: 619,784 km (0.09 R)
• M4: 699,071 km (0.097 R)
• M5: 782,397 km (0.112 R)
• M6: 1,152,352 km (0.086 R)
• M7: 1,387,819 km (0.11 R)
• M8: 1,606,980 km (0.056 R)
• M9: 1,940,135 km (0.101 R)
• M10: 2,204,474 km (0.053 R)
• M11: 2,424,533 km (0.088 R)
• M12: 2,556,328 km (0.116 R)
• M13: 3,292,649 km (0.033 R)
• M14: 3,587,955 km (0.053 R)
• M15: 3,782,433 km (0.087 R)
• M16: 4,114,241 km (0.069 R)
• M17: 4,548,224 km (0.071 R)
• M18: 4,901,275 km (0.088 R)
• M19: 5,045,039 km (0.117 R)
• M20: 5,214,533 km (0.068 R)
• M21: 5,659,138 km (0.071 R)
• M22: 5,987,804 km (0.087 R)
• M23: 6,219,232 km (0.119 R)
• M24: 7,011,503 km (0.037 R)
• M25: 7,779,688 km (0.066 R)
• M26: 8,574,501 km (0.098 R)
• M27: 8,952,385 km (0.07 R)
• M28: 9,158,082 km (0.092 R)
• M29: 9,365,425 km (0.082 R)
• M30: 9,694,391 km (0.067 R)
• M31: 9,845,185 km (0.051 R)
• M32: 10,087,983 km (0.1 R)
• M33: 10,394,509 km (0.07 R)
• M34: 10,766,260 km (0.11 R)
• M35: 11,079,368 km (0.099 R)
• M36: 11,237,194 km (0.087 R)
• M37: 11,746,874 km (0.072 R)
• M38: 11,907,691 km (0.114 R)
• M39: 12,921,366 km (0.065 R)
• M40: 13,996,526 km (0.1 R)
• M41: 15,030,547 km (0.091 R)
• M42: 15,240,283 km (0.081 R)
• M43: 15,768,962 km (0.12 R)
• M44: 16,160,460 km (0.056 R)
• M45: 16,555,248 km (0.094 R)
• M46: 16,699,610 km (0.103 R)
• M47: 17,062,236 km (0.07 R)
• M48: 17,281,097 km (0.11 R)
• M49: 17,574,309 km (0.111 R)
• M50: 17,832,365 km (0.086 R)
• M51: 18,091,469 km (0.032 R)
• M52: 18,240,169 km (0.108 R)
• M53: 18,576,316 km (0.069 R)
• M54: 19,140,898 km (0.088 R)
• M55: 19,330,438 km (0.112 R)
• M56: 19,711,165 km (0.107 R)
• M57: 20,441,651 km (0.112 R)
• M58: 22,166,964 km (0.09 R)
• M59: 22,685,620 km (0.101 R)
• M60: 23,167,923 km (0.088 R)
• M61: 23,531,895 km (0.043 R)
• M62: 23,938,651 km (0.114 R)
• M63: 24,306,512 km (0.09 R)
• M64: 25,255,412 km (0.088 R)
• M65: 25,504,941 km (0.083 R)
• M66: 25,755,368 km (0.051 R)
• M67: 26,469,099 km (0.119 R)
• M68: 26,637,995 km (0.066 R)
• M69: 27,232,048 km (0.12 R)
• M70: 27,359,805 km (0.079 R)
• M71: 27,873,225 km (0.115 R)
• M72: 28,045,113 km (0.12 R)
• M73: 28,174,216 km (0.105 R)
• M74: 28,346,702 km (0.081 R)
• M75: 28,866,256 km (0.074 R)

Planet 5 - Ice Giant

Semi-Major Axis: 9.67 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 634.2

Radius: 6.5

Gravity: 15.01 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 9.23 AU - 10.11 AU

Year: 19416 Days

Day: 24.2 Hours

Environment

Temp: -222 °C

Axial Tilt: 41.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 72,707,965 km

• M1: 114,592 km (0.067 R)
• M2: 256,261 km (0.088 R)
• M3: 350,807 km (0.075 R)
• M4: 917,334 km (0.098 R)
• M5: 1,724,265 km (0.072 R)
• M6: 2,009,249 km (0.1 R)
• M7: 2,140,596 km (0.106 R)
• M8: 2,377,559 km (0.096 R)
• M9: 2,587,295 km (0.098 R)
• M10: 2,658,504 km (0.113 R)
• M11: 2,913,119 km (0.101 R)
• M12: 3,062,268 km (0.092 R)
• M13: 3,406,792 km (0.052 R)
• M14: 4,258,004 km (0.062 R)
• M15: 4,555,704 km (0.078 R)
• M16: 6,095,814 km (0.052 R)
• M17: 7,119,961 km (0.103 R)
• M18: 10,956,847 km (0.084 R)
• M19: 12,014,654 km (0.119 R)
• M20: 12,374,437 km (0.067 R)
• M21: 12,495,162 km (0.1 R)
• M22: 13,786,341 km (0.111 R)
• M23: 14,226,010 km (0.079 R)
• M24: 14,352,420 km (0.085 R)
• M25: 14,862,100 km (0.07 R)
• M26: 15,119,258 km (0.07 R)
• M27: 15,312,988 km (0.09 R)
• M28: 15,637,765 km (0.034 R)
• M29: 16,162,105 km (0.07 R)
• M30: 16,692,280 km (0.091 R)
• M31: 16,892,442 km (0.027 R)
• M32: 17,974,035 km (0.119 R)
• M33: 18,042,401 km (0.114 R)
• M34: 18,730,551 km (0.034 R)
• M35: 19,920,004 km (0.109 R)
• M36: 20,559,535 km (0.105 R)
• M37: 22,004,800 km (0.109 R)
• M38: 22,151,106 km (0.088 R)
• M39: 22,297,712 km (0.084 R)
• M40: 22,813,526 km (0.119 R)
• M41: 23,333,229 km (0.092 R)
• M42: 24,460,000 km (0.049 R)
• M43: 24,535,846 km (0.07 R)
• M44: 24,611,692 km (0.032 R)
• M45: 26,221,964 km (0.098 R)
• M46: 26,377,097 km (0.069 R)
• M47: 26,532,529 km (0.086 R)
• M48: 26,766,350 km (0.115 R)
• M49: 27,471,704 km (0.077 R)
• M50: 27,787,056 km (0.119 R)
• M51: 27,945,181 km (0.112 R)
• M52: 28,900,513 km (0.048 R)
• M53: 29,301,735 km (0.079 R)
• M54: 31,747,361 km (0.117 R)
• M55: 32,410,528 km (0.116 R)
• M56: 32,994,558 km (0.112 R)
• M57: 34,088,418 km (0.049 R)
• M58: 34,172,941 km (0.104 R)
• M59: 34,342,435 km (0.073 R)
• M60: 34,597,200 km (0.115 R)
• M61: 35,108,526 km (0.068 R)
• M62: 36,052,488 km (0.091 R)
• M63: 39,022,455 km (0.103 R)
• M64: 39,732,746 km (0.095 R)
• M65: 41,707,587 km (0.115 R)
• M66: 44,729,315 km (0.114 R)
• M67: 44,821,916 km (0.028 R)
• M68: 45,379,317 km (0.106 R)
• M69: 45,565,567 km (0.105 R)
• M70: 48,771,150 km (0.098 R)
• M71: 50,400,869 km (0.103 R)
• M72: 50,690,341 km (0.109 R)
• M73: 52,732,202 km (0.049 R)
• M74: 53,320,421 km (0.073 R)
• M75: 53,516,993 km (0.053 R)
• M76: 55,197,575 km (0.095 R)
• M77: 55,894,701 km (0.03 R)
• M78: 57,700,348 km (0.076 R)
• M79: 58,306,518 km (0.066 R)
• M80: 59,831,220 km (0.118 R)
• M81: 60,035,421 km (0.095 R)
• M82: 60,752,294 km (0.099 R)
• M83: 62,815,847 km (0.119 R)
• M84: 63,960,570 km (0.103 R)
• M85: 64,692,552 km (0.1 R)
• M86: 65,217,192 km (0.105 R)
• M87: 65,637,861 km (0.118 R)
• M88: 65,848,495 km (0.036 R)
• M89: 66,270,510 km (0.054 R)
• M90: 67,329,663 km (0.098 R)
• M91: 67,967,698 km (0.094 R)
• M92: 71,404,560 km (0.08 R)
• M93: 71,838,244 km (0.096 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 292 - 18,485 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit