🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.3 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.48

Radius: 0.75

Gravity: 0.85 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.59 AU - 0.61 AU

Year: 305 Days

Day: 20.8 Hours

Environment

Temp: -127 °C

Axial Tilt: 49.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.61 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.32

Radius: 1.8

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.027

Orbit Range: 0.59 AU - 0.63 AU

Year: 313 Days

Day: 16.8 Hours

Environment

Temp: -139 °C

Axial Tilt: 14.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,873,547 km

• M1: 234,869 km (0.072 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 640.5

Radius: 10.4

Gravity: 5.92 G

Time & Orbit

Eccentricity (e): 0.167

Orbit Range: 0.77 AU - 1.07 AU

Year: 579 Days

Day: 11.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 32.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 78,873,547 km

• M1: 143,315 km (0.099 R)
• M2: 230,530 km (0.106 R)
• M3: 360,232 km (0.07 R)
• M4: 444,605 km (0.085 R)
• M5: 586,573 km (0.092 R)
• M6: 713,133 km (0.035 R)
• M7: 787,184 km (0.052 R)
• M8: 854,353 km (0.108 R)
• M9: 1,021,155 km (0.113 R)
• M10: 1,116,748 km (0.053 R)
• M11: 1,221,317 km (0.039 R)
• M12: 1,306,139 km (0.046 R)
• M13: 1,381,387 km (0.068 R)
• M14: 1,458,280 km (0.115 R)
• M15: 1,548,787 km (0.09 R)
• M16: 1,622,688 km (0.106 R)
• M17: 1,716,636 km (0.062 R)
• M18: 1,897,200 km (0.098 R)
• M19: 2,070,584 km (0.096 R)
• M20: 2,179,940 km (0.105 R)
• M21: 2,249,354 km (0.071 R)
• M22: 2,333,577 km (0.087 R)
• M23: 2,440,390 km (0.089 R)
• M24: 2,876,468 km (0.091 R)
• M25: 2,968,321 km (0.069 R)
• M26: 3,037,734 km (0.083 R)
• M27: 3,139,012 km (0.113 R)
• M28: 3,353,087 km (0.114 R)
• M29: 3,506,724 km (0.027 R)
• M30: 3,604,860 km (0.098 R)
• M31: 4,049,614 km (0.106 R)
• M32: 4,126,956 km (0.077 R)
• M33: 4,265,634 km (0.088 R)
• M34: 4,335,496 km (0.088 R)
• M35: 4,432,286 km (0.092 R)
• M36: 4,538,650 km (0.112 R)
• M37: 4,726,844 km (0.075 R)
• M38: 4,844,727 km (0.114 R)
• M39: 5,037,260 km (0.082 R)
• M40: 5,194,786 km (0.105 R)
• M41: 5,363,532 km (0.039 R)
• M42: 5,515,075 km (0.117 R)
• M43: 5,735,433 km (0.088 R)
• M44: 5,919,737 km (0.082 R)
• M45: 5,988,104 km (0.094 R)
• M46: 6,135,457 km (0.09 R)
• M47: 6,323,951 km (0.116 R)
• M48: 6,665,932 km (0.103 R)
• M49: 6,880,305 km (0.088 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 155.8

Radius: 15

Gravity: 0.69 G

Time & Orbit

Eccentricity (e): 0.03

Orbit Range: 1.69 AU - 1.79 AU

Year: 1506 Days

Day: 9.5 Hours

Environment

Temp: -183 °C

Axial Tilt: 8.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (43)

Outer Limit: 78,873,547 km

• M1: 191,336 km (0.101 R)
• M2: 288,125 km (0.087 R)
• M3: 405,111 km (0.042 R)
• M4: 540,048 km (0.045 R)
• M5: 661,522 km (0.076 R)
• M6: 815,009 km (0.093 R)
• M7: 965,505 km (0.099 R)
• M8: 1,073,514 km (0.097 R)
• M9: 1,192,295 km (0.065 R)
• M10: 1,360,293 km (0.099 R)
• M11: 1,463,815 km (0.102 R)
• M12: 1,597,256 km (0.078 R)
• M13: 1,741,918 km (0.049 R)
• M14: 1,884,185 km (0.081 R)
• M15: 2,000,872 km (0.096 R)
• M16: 2,157,949 km (0.065 R)
• M17: 2,265,061 km (0.116 R)
• M18: 2,374,118 km (0.094 R)
• M19: 2,468,963 km (0.115 R)
• M20: 2,844,753 km (0.101 R)
• M21: 3,169,380 km (0.111 R)
• M22: 3,452,270 km (0.047 R)
• M23: 3,605,907 km (0.074 R)
• M24: 3,724,987 km (0.073 R)
• M25: 3,901,512 km (0.118 R)
• M26: 4,389,351 km (0.106 R)
• M27: 4,506,935 km (0.067 R)
• M28: 4,635,589 km (0.05 R)
• M29: 4,896,638 km (0.098 R)
• M30: 5,049,527 km (0.082 R)
• M31: 5,297,560 km (0.097 R)
• M32: 5,391,507 km (0.115 R)
• M33: 5,913,454 km (0.115 R)
• M34: 6,263,064 km (0.09 R)
• M35: 6,608,336 km (0.041 R)
• M36: 6,971,410 km (0.083 R)
• M37: 7,236,348 km (0.117 R)
• M38: 7,457,753 km (0.069 R)
• M39: 7,693,370 km (0.099 R)
• M40: 7,800,183 km (0.117 R)
• M41: 7,919,412 km (0.049 R)
• M42: 8,099,528 km (0.066 R)
• M43: 8,280,990 km (0.117 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 417.1

Radius: 4.6

Gravity: 19.71 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 5.64 AU - 7.26 AU

Year: 10746 Days

Day: 19.9 Hours

Environment

Temp: -216 °C

Axial Tilt: 28.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 78,873,547 km

• M1: 58,493 km (0.096 R)
• M2: 120,277 km (0.089 R)
• M3: 215,421 km (0.096 R)
• M4: 360,082 km (0.087 R)
• M5: 533,167 km (0.067 R)
• M6: 667,207 km (0.08 R)
• M7: 1,149,510 km (0.047 R)
• M8: 1,225,655 km (0.119 R)
• M9: 1,343,090 km (0.049 R)
• M10: 1,871,021 km (0.083 R)
• M11: 2,029,445 km (0.071 R)
• M12: 2,098,559 km (0.093 R)
• M13: 2,456,247 km (0.1 R)
• M14: 2,832,636 km (0.107 R)
• M15: 3,610,395 km (0.068 R)
• M16: 4,066,070 km (0.053 R)
• M17: 4,212,227 km (0.112 R)
• M18: 4,660,871 km (0.108 R)
• M19: 4,875,395 km (0.112 R)
• M20: 4,968,444 km (0.114 R)
• M21: 4,999,561 km (0.098 R)
• M22: 5,538,412 km (0.102 R)
• M23: 5,570,726 km (0.076 R)
• M24: 5,798,413 km (0.036 R)
• M25: 5,995,883 km (0.086 R)
• M26: 6,601,904 km (0.115 R)
• M27: 6,739,234 km (0.076 R)
• M28: 6,773,642 km (0.12 R)
• M29: 6,842,756 km (0.1 R)
• M30: 6,877,463 km (0.118 R)
• M31: 7,333,138 km (0.094 R)
• M32: 7,980,298 km (0.068 R)
• M33: 8,273,660 km (0.071 R)
• M34: 9,098,692 km (0.052 R)
• M35: 9,174,987 km (0.118 R)
• M36: 9,949,605 km (0.086 R)
• M37: 10,186,119 km (0.103 R)
• M38: 10,384,635 km (0.103 R)
• M39: 10,947,123 km (0.03 R)
• M40: 10,987,664 km (0.073 R)
• M41: 12,650,594 km (0.091 R)
• M42: 12,735,716 km (0.116 R)
• M43: 12,906,706 km (0.093 R)
• M44: 13,121,379 km (0.073 R)
• M45: 13,685,363 km (0.063 R)
• M46: 14,212,845 km (0.107 R)
• M47: 14,345,688 km (0.08 R)
• M48: 14,836,668 km (0.086 R)
• M49: 15,514,795 km (0.062 R)
• M50: 15,651,677 km (0.057 R)
• M51: 16,064,717 km (0.113 R)
• M52: 16,667,596 km (0.067 R)
• M53: 17,277,806 km (0.094 R)
• M54: 17,895,346 km (0.056 R)
• M55: 18,038,810 km (0.054 R)
• M56: 18,907,974 km (0.12 R)
• M57: 19,103,050 km (0.093 R)
• M58: 20,737,107 km (0.073 R)
• M59: 20,887,902 km (0.077 R)
• M60: 22,363,984 km (0.109 R)
• M61: 22,518,519 km (0.105 R)
• M62: 22,570,130 km (0.112 R)
• M63: 22,621,891 km (0.103 R)
• M64: 22,880,695 km (0.088 R)
• M65: 22,984,516 km (0.113 R)
• M66: 23,768,110 km (0.057 R)
• M67: 24,189,676 km (0.069 R)
• M68: 24,295,442 km (0.092 R)
• M69: 24,613,637 km (0.077 R)
• M70: 25,415,332 km (0.119 R)
• M71: 25,522,743 km (0.081 R)
• M72: 25,630,454 km (0.098 R)
• M73: 25,684,309 km (0.07 R)
• M74: 25,846,323 km (0.093 R)
• M75: 25,954,333 km (0.102 R)
• M76: 28,426,737 km (0.12 R)
• M77: 29,098,731 km (0.088 R)
• M78: 30,116,295 km (0.073 R)
• M79: 30,686,712 km (0.072 R)
• M80: 31,260,569 km (0.12 R)
• M81: 31,375,760 km (0.084 R)
• M82: 31,548,845 km (0.118 R)
• M83: 32,012,000 km (0.112 R)
• M84: 32,128,088 km (0.104 R)
• M85: 32,244,475 km (0.115 R)
• M86: 34,837,455 km (0.06 R)
• M87: 36,279,877 km (0.085 R)
• M88: 36,461,489 km (0.112 R)
• M89: 36,825,760 km (0.103 R)
• M90: 37,008,419 km (0.094 R)
• M91: 38,974,434 km (0.08 R)
• M92: 39,970,157 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 9.62 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 796.6

Radius: 5.9

Gravity: 22.88 G

Time & Orbit

Eccentricity (e): 0.077

Orbit Range: 8.88 AU - 10.36 AU

Year: 19574 Days

Day: 22.8 Hours

Environment

Temp: -234 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 78,873,547 km

• M1: 164,258 km (0.12 R)
• M2: 279,748 km (0.093 R)
• M3: 657,034 km (0.076 R)
• M4: 703,708 km (0.086 R)
• M5: 800,648 km (0.111 R)
• M6: 1,062,145 km (0.065 R)
• M7: 1,174,044 km (0.105 R)
• M8: 1,470,697 km (0.115 R)
• M9: 1,564,195 km (0.111 R)
• M10: 1,659,639 km (0.072 R)
• M11: 1,890,019 km (0.115 R)
• M12: 2,201,033 km (0.107 R)
• M13: 2,754,396 km (0.117 R)
• M14: 4,069,212 km (0.086 R)
• M15: 4,157,026 km (0.062 R)
• M16: 5,991,096 km (0.029 R)
• M17: 6,702,882 km (0.095 R)
• M18: 6,911,122 km (0.115 R)
• M19: 7,015,991 km (0.072 R)
• M20: 7,602,564 km (0.083 R)
• M21: 8,260,196 km (0.085 R)
• M22: 8,935,930 km (0.105 R)
• M23: 9,454,436 km (0.059 R)
• M24: 9,512,629 km (0.112 R)
• M25: 9,982,516 km (0.061 R)
• M26: 10,701,633 km (0.068 R)
• M27: 11,067,400 km (0.055 R)
• M28: 12,315,944 km (0.049 R)
• M29: 14,270,889 km (0.108 R)
• M30: 16,180,655 km (0.101 R)
• M31: 16,811,360 km (0.07 R)
• M32: 18,971,104 km (0.096 R)
• M33: 19,561,567 km (0.051 R)
• M34: 20,008,416 km (0.098 R)
• M35: 20,083,215 km (0.071 R)
• M36: 21,522,047 km (0.107 R)
• M37: 22,137,792 km (0.086 R)
• M38: 22,681,281 km (0.106 R)
• M39: 23,860,711 km (0.112 R)
• M40: 26,115,001 km (0.056 R)
• M41: 26,196,831 km (0.115 R)
• M42: 27,019,171 km (0.117 R)
• M43: 27,101,898 km (0.064 R)
• M44: 29,366,361 km (0.097 R)
• M45: 30,564,191 km (0.119 R)
• M46: 33,184,248 km (0.091 R)
• M47: 35,693,902 km (0.104 R)
• M48: 36,148,381 km (0.043 R)
• M49: 36,879,615 km (0.061 R)
• M50: 37,985,592 km (0.109 R)
• M51: 38,822,293 km (0.085 R)
• M52: 39,102,490 km (0.064 R)
• M53: 40,230,159 km (0.059 R)
• M54: 40,419,101 km (0.051 R)
• M55: 41,368,299 km (0.073 R)
• M56: 41,750,073 km (0.084 R)
• M57: 42,133,043 km (0.118 R)
• M58: 44,650,476 km (0.115 R)
• M59: 45,041,974 km (0.093 R)
• M60: 45,927,294 km (0.083 R)
• M61: 47,116,597 km (0.105 R)
• M62: 48,416,304 km (0.116 R)
• M63: 48,919,401 km (0.116 R)
• M64: 51,870,967 km (0.105 R)
• M65: 52,282,661 km (0.074 R)
• M66: 52,798,773 km (0.116 R)
• M67: 55,824,989 km (0.056 R)
• M68: 56,352,471 km (0.051 R)
• M69: 57,093,728 km (0.116 R)
• M70: 57,199,793 km (0.101 R)
• M71: 57,625,100 km (0.036 R)
• M72: 57,731,613 km (0.086 R)
• M73: 57,838,127 km (0.1 R)
• M74: 58,907,154 km (0.041 R)
• M75: 59,767,042 km (0.093 R)
• M76: 60,198,632 km (0.086 R)
• M77: 61,173,262 km (0.1 R)
• M78: 61,608,143 km (0.083 R)
• M79: 62,044,071 km (0.08 R)
• M80: 63,797,957 km (0.102 R)
• M81: 66,794,252 km (0.094 R)
• M82: 68,365,928 km (0.048 R)
• M83: 71,659,923 km (0.081 R)
• M84: 71,888,958 km (0.043 R)
• M85: 72,462,815 km (0.049 R)
• M86: 72,577,706 km (0.099 R)
• M87: 72,807,788 km (0.11 R)
• M88: 73,614,868 km (0.113 R)
• M89: 74,077,425 km (0.058 R)
• M90: 75,820,390 km (0.073 R)
• M91: 78,165,336 km (0.089 R)

Kuiper Belt

Range: 30 - 59 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 423 - 16,690 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit