🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.27 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 0.44 AU - 0.64 AU

Year: 252 Days

Day: 17.6 Hours

Environment

Temp: -119 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,610,479 km

• M1: 552,914 km (0.035 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 0.61 AU - 0.69 AU

Year: 333 Days

Day: 19.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 33.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 29,610,479 km

• M1: 48,769 km (0.064 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 906.9

Radius: 8

Gravity: 14.17 G

Time & Orbit

Eccentricity (e): 0.063

Orbit Range: 0.83 AU - 0.95 AU

Year: 534 Days

Day: 6.3 Hours

Environment

Temp: -154 °C

Axial Tilt: 13.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 29,610,479 km

• M1: 118,781 km (0.119 R)
• M2: 215,870 km (0.097 R)
• M3: 272,418 km (0.08 R)
• M4: 346,469 km (0.116 R)
• M5: 409,449 km (0.113 R)
• M6: 485,146 km (0.079 R)
• M7: 566,228 km (0.111 R)
• M8: 685,308 km (0.102 R)
• M9: 792,869 km (0.082 R)
• M10: 959,820 km (0.052 R)
• M11: 1,225,655 km (0.046 R)
• M12: 1,351,916 km (0.093 R)
• M13: 1,520,662 km (0.108 R)
• M14: 1,643,632 km (0.025 R)
• M15: 1,696,440 km (0.106 R)
• M16: 1,790,238 km (0.05 R)
• M17: 1,892,712 km (0.119 R)
• M18: 1,962,126 km (0.079 R)
• M19: 2,075,072 km (0.054 R)
• M20: 2,190,113 km (0.108 R)
• M21: 2,329,538 km (0.112 R)
• M22: 2,449,216 km (0.096 R)
• M23: 2,540,321 km (0.047 R)
• M24: 2,632,623 km (0.082 R)
• M25: 2,852,383 km (0.089 R)
• M26: 2,956,503 km (0.114 R)
• M27: 3,094,432 km (0.12 R)
• M28: 3,176,711 km (0.069 R)
• M29: 3,276,343 km (0.089 R)
• M30: 3,444,641 km (0.11 R)
• M31: 3,512,857 km (0.106 R)
• M32: 3,633,134 km (0.094 R)
• M33: 3,720,050 km (0.118 R)
• M34: 3,781,236 km (0.109 R)
• M35: 4,047,221 km (0.056 R)
• M36: 4,146,404 km (0.057 R)
• M37: 4,264,587 km (0.111 R)
• M38: 4,457,867 km (0.117 R)
• M39: 4,578,892 km (0.119 R)
• M40: 4,672,839 km (0.067 R)
• M41: 4,767,385 km (0.073 R)
• M42: 4,833,956 km (0.101 R)
• M43: 5,016,316 km (0.113 R)
• M44: 5,083,934 km (0.104 R)
• M45: 5,152,001 km (0.118 R)
• M46: 5,249,688 km (0.096 R)
• M47: 5,367,871 km (0.063 R)
• M48: 5,427,261 km (0.101 R)
• M49: 5,991,993 km (0.08 R)
• M50: 6,063,950 km (0.096 R)
• M51: 6,136,205 km (0.111 R)
• M52: 6,607,140 km (0.055 R)
• M53: 6,702,882 km (0.091 R)
• M54: 6,809,695 km (0.099 R)
• M55: 7,046,509 km (0.091 R)
• M56: 7,133,425 km (0.109 R)
• M57: 7,231,561 km (0.032 R)
• M58: 7,319,076 km (0.052 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 19.3

Radius: 14.3

Gravity: 0.09 G

Time & Orbit

Eccentricity (e): 0.242

Orbit Range: 1.43 AU - 2.33 AU

Year: 1639 Days

Day: 6.1 Hours

Environment

Temp: -191 °C

Axial Tilt: 42.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 29,610,479 km

• M1: 184,753 km (0.111 R)
• M2: 358,586 km (0.106 R)
• M3: 495,169 km (0.116 R)
• M4: 613,202 km (0.057 R)
• M5: 785,389 km (0.081 R)
• M6: 1,012,329 km (0.088 R)
• M7: 1,117,047 km (0.064 R)
• M8: 1,322,445 km (0.118 R)
• M9: 1,554,023 km (0.074 R)
• M10: 1,672,654 km (0.04 R)
• M11: 1,812,977 km (0.096 R)
• M12: 1,933,852 km (0.118 R)
• M13: 2,024,059 km (0.046 R)
• M14: 2,139,998 km (0.063 R)
• M15: 2,368,733 km (0.106 R)
• M16: 2,501,725 km (0.082 R)
• M17: 2,759,333 km (0.084 R)
• M18: 2,883,200 km (0.098 R)
• M19: 3,092,338 km (0.057 R)
• M20: 3,255,250 km (0.099 R)
• M21: 3,490,717 km (0.06 R)
• M22: 3,584,066 km (0.102 R)
• M23: 3,845,413 km (0.115 R)
• M24: 4,156,278 km (0.108 R)
• M25: 4,255,611 km (0.098 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.2

Radius: 12.6

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.67 AU - 2.23 AU

Year: 1731 Days

Day: 5.4 Hours

Environment

Temp: -186 °C

Axial Tilt: 6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (57)

Outer Limit: 29,610,479 km

• M1: 158,574 km (0.086 R)
• M2: 255,962 km (0.115 R)
• M3: 338,989 km (0.058 R)
• M4: 462,856 km (0.088 R)
• M5: 565,929 km (0.096 R)
• M6: 901,477 km (0.058 R)
• M7: 1,015,321 km (0.092 R)
• M8: 1,180,178 km (0.1 R)
• M9: 1,346,530 km (0.112 R)
• M10: 1,580,651 km (0.091 R)
• M11: 1,729,651 km (0.117 R)
• M12: 1,883,288 km (0.073 R)
• M13: 2,118,007 km (0.117 R)
• M14: 2,513,543 km (0.11 R)
• M15: 2,667,928 km (0.06 R)
• M16: 2,814,983 km (0.062 R)
• M17: 2,900,254 km (0.114 R)
• M18: 3,117,470 km (0.096 R)
• M19: 3,487,575 km (0.047 R)
• M20: 3,579,428 km (0.072 R)
• M21: 3,848,106 km (0.074 R)
• M22: 4,099,430 km (0.061 R)
• M23: 4,467,740 km (0.08 R)
• M24: 4,567,821 km (0.053 R)
• M25: 4,846,821 km (0.072 R)
• M26: 4,949,745 km (0.103 R)
• M27: 5,040,401 km (0.104 R)
• M28: 5,448,504 km (0.078 R)
• M29: 5,528,689 km (0.102 R)
• M30: 5,758,321 km (0.118 R)
• M31: 5,894,754 km (0.067 R)
• M32: 6,060,060 km (0.073 R)
• M33: 6,171,062 km (0.104 R)
• M34: 6,352,973 km (0.101 R)
• M35: 6,593,526 km (0.077 R)
• M36: 6,750,754 km (0.113 R)
• M37: 7,025,415 km (0.114 R)
• M38: 7,112,930 km (0.071 R)
• M39: 7,318,477 km (0.096 R)
• M40: 7,660,608 km (0.081 R)
• M41: 7,765,775 km (0.11 R)
• M42: 8,023,233 km (0.087 R)
• M43: 8,114,637 km (0.1 R)
• M44: 8,314,201 km (0.072 R)
• M45: 8,468,885 km (0.095 R)
• M46: 8,562,085 km (0.109 R)
• M47: 9,065,033 km (0.106 R)
• M48: 9,240,212 km (0.081 R)
• M49: 9,416,438 km (0.116 R)
• M50: 9,513,078 km (0.07 R)
• M51: 9,870,168 km (0.081 R)
• M52: 10,447,466 km (0.103 R)
• M53: 10,698,193 km (0.047 R)
• M54: 11,069,644 km (0.099 R)
• M55: 11,188,724 km (0.047 R)
• M56: 11,445,434 km (0.062 R)
• M57: 11,617,471 km (0.102 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 66.4

Radius: 13.1

Gravity: 0.39 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 1.54 AU - 2.42 AU

Year: 1771 Days

Day: 11.1 Hours

Environment

Temp: -199 °C

Axial Tilt: 23.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (37)

Outer Limit: 29,610,479 km

• M1: 163,959 km (0.101 R)
• M2: 291,267 km (0.114 R)
• M3: 420,520 km (0.061 R)
• M4: 533,466 km (0.072 R)
• M5: 667,954 km (0.074 R)
• M6: 867,518 km (0.029 R)
• M7: 985,401 km (0.095 R)
• M8: 1,077,703 km (0.073 R)
• M9: 1,178,532 km (0.07 R)
• M10: 1,419,534 km (0.08 R)
• M11: 1,615,657 km (0.085 R)
• M12: 1,714,092 km (0.09 R)
• M13: 1,833,920 km (0.098 R)
• M14: 2,155,855 km (0.088 R)
• M15: 2,258,180 km (0.081 R)
• M16: 2,418,399 km (0.119 R)
• M17: 2,750,207 km (0.114 R)
• M18: 2,861,658 km (0.077 R)
• M19: 3,354,433 km (0.09 R)
• M20: 3,522,132 km (0.096 R)
• M21: 3,865,759 km (0.107 R)
• M22: 4,084,022 km (0.04 R)
• M23: 4,169,143 km (0.06 R)
• M24: 4,506,486 km (0.096 R)
• M25: 4,638,731 km (0.076 R)
• M26: 4,754,370 km (0.112 R)
• M27: 4,880,032 km (0.105 R)
• M28: 5,024,992 km (0.057 R)
• M29: 5,107,122 km (0.109 R)
• M30: 5,245,051 km (0.094 R)
• M31: 5,421,726 km (0.11 R)
• M32: 5,534,224 km (0.107 R)
• M33: 6,060,210 km (0.118 R)
• M34: 6,324,250 km (0.11 R)
• M35: 6,552,237 km (0.094 R)
• M36: 6,732,652 km (0.104 R)
• M37: 6,894,367 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 493

Radius: 12.5

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 4.06 AU - 4.26 AU

Year: 5395 Days

Day: 14.6 Hours

Environment

Temp: -219 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 29,610,479 km

• M1: 157,975 km (0.1 R)
• M2: 241,601 km (0.118 R)
• M3: 434,731 km (0.063 R)
• M4: 530,624 km (0.086 R)
• M5: 784,042 km (0.058 R)
• M6: 907,161 km (0.027 R)
• M7: 1,451,997 km (0.082 R)
• M8: 1,933,552 km (0.034 R)
• M9: 2,018,524 km (0.103 R)
• M10: 2,299,469 km (0.058 R)
• M11: 2,444,878 km (0.062 R)
• M12: 2,783,268 km (0.049 R)
• M13: 3,096,826 km (0.08 R)
• M14: 3,525,872 km (0.088 R)
• M15: 3,865,609 km (0.117 R)
• M16: 4,350,007 km (0.092 R)
• M17: 4,807,477 km (0.099 R)
• M18: 4,900,826 km (0.073 R)
• M19: 4,994,774 km (0.058 R)
• M20: 5,352,612 km (0.103 R)
• M21: 5,693,994 km (0.117 R)
• M22: 5,793,028 km (0.096 R)
• M23: 6,865,944 km (0.102 R)
• M24: 7,103,804 km (0.048 R)
• M25: 7,183,839 km (0.061 R)
• M26: 7,344,507 km (0.051 R)
• M27: 7,425,290 km (0.094 R)
• M28: 7,724,336 km (0.115 R)
• M29: 8,250,023 km (0.071 R)
• M30: 8,644,812 km (0.116 R)
• M31: 9,161,523 km (0.103 R)
• M32: 9,482,261 km (0.104 R)
• M33: 9,688,407 km (0.112 R)
• M34: 10,496,983 km (0.101 R)
• M35: 10,649,274 km (0.067 R)
• M36: 10,863,498 km (0.09 R)
• M37: 11,048,252 km (0.104 R)
• M38: 11,671,775 km (0.115 R)
• M39: 11,829,452 km (0.068 R)
• M40: 12,019,591 km (0.077 R)
• M41: 12,210,777 km (0.114 R)
• M42: 12,693,230 km (0.075 R)
• M43: 14,077,010 km (0.099 R)
• M44: 14,548,991 km (0.095 R)
• M45: 14,786,852 km (0.103 R)
• M46: 15,163,240 km (0.038 R)
• M47: 15,404,542 km (0.099 R)
• M48: 16,700,657 km (0.112 R)
• M49: 17,057,000 km (0.09 R)
• M50: 17,343,779 km (0.087 R)
• M51: 17,849,719 km (0.058 R)
• M52: 18,067,982 km (0.099 R)
• M53: 18,691,356 km (0.063 R)
• M54: 18,913,060 km (0.108 R)
• M55: 19,284,512 km (0.099 R)
• M56: 19,846,102 km (0.074 R)
• M57: 20,641,514 km (0.114 R)
• M58: 21,024,036 km (0.036 R)
• M59: 22,263,454 km (0.115 R)
• M60: 22,380,889 km (0.087 R)
• M61: 22,498,473 km (0.102 R)
• M62: 23,407,130 km (0.086 R)
• M63: 23,486,716 km (0.109 R)
• M64: 24,207,179 km (0.061 R)
• M65: 24,975,365 km (0.11 R)
• M66: 25,628,509 km (0.117 R)
• M67: 26,287,188 km (0.096 R)
• M68: 26,494,232 km (0.084 R)
• M69: 26,660,285 km (0.074 R)
• M70: 27,537,378 km (0.112 R)
• M71: 28,127,541 km (0.095 R)

Planet 8 - Gas Giant

Semi-Major Axis: 4.53 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 429.7

Radius: 10.3

Gravity: 4.05 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 4.28 AU - 4.78 AU

Year: 6130 Days

Day: 12.3 Hours

Environment

Temp: -208 °C

Axial Tilt: 9.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 29,610,479 km

• M1: 171,738 km (0.085 R)
• M2: 251,624 km (0.092 R)
• M3: 616,642 km (0.097 R)
• M4: 770,279 km (0.071 R)
• M5: 1,004,998 km (0.085 R)
• M6: 1,102,686 km (0.114 R)
• M7: 1,203,664 km (0.05 R)
• M8: 1,277,865 km (0.112 R)
• M9: 1,446,761 km (0.065 R)
• M10: 1,689,110 km (0.032 R)
• M11: 2,267,904 km (0.119 R)
• M12: 2,342,104 km (0.08 R)
• M13: 2,627,836 km (0.068 R)
• M14: 2,765,017 km (0.112 R)
• M15: 2,965,329 km (0.083 R)
• M16: 3,128,989 km (0.114 R)
• M17: 3,274,697 km (0.114 R)
• M18: 3,637,921 km (0.051 R)
• M19: 3,813,399 km (0.061 R)
• M20: 4,014,160 km (0.094 R)
• M21: 4,104,517 km (0.083 R)
• M22: 4,449,489 km (0.085 R)
• M23: 4,827,972 km (0.098 R)
• M24: 5,094,107 km (0.113 R)
• M25: 5,414,994 km (0.05 R)
• M26: 5,615,754 km (0.095 R)
• M27: 6,102,396 km (0.114 R)
• M28: 6,206,666 km (0.1 R)
• M29: 7,116,221 km (0.098 R)
• M30: 7,811,552 km (0.118 R)
• M31: 8,038,642 km (0.086 R)
• M32: 8,645,111 km (0.109 R)
• M33: 8,791,717 km (0.037 R)
• M34: 9,266,242 km (0.09 R)
• M35: 9,627,820 km (0.1 R)
• M36: 9,779,811 km (0.117 R)
• M37: 9,901,883 km (0.073 R)
• M38: 10,147,822 km (0.119 R)
• M39: 10,240,573 km (0.103 R)
• M40: 10,333,623 km (0.091 R)
• M41: 10,426,822 km (0.118 R)
• M42: 10,520,470 km (0.112 R)
• M43: 10,614,268 km (0.076 R)
• M44: 10,865,892 km (0.094 R)
• M45: 11,151,474 km (0.109 R)
• M46: 12,088,106 km (0.054 R)
• M47: 12,186,542 km (0.114 R)
• M48: 13,557,157 km (0.083 R)
• M49: 13,625,224 km (0.103 R)
• M50: 14,243,363 km (0.104 R)
• M51: 14,905,782 km (0.093 R)
• M52: 15,685,337 km (0.085 R)
• M53: 16,879,427 km (0.065 R)
• M54: 17,246,989 km (0.057 R)
• M55: 17,320,890 km (0.076 R)
• M56: 17,766,094 km (0.079 R)
• M57: 18,819,711 km (0.116 R)
• M58: 19,086,295 km (0.084 R)
• M59: 19,623,201 km (0.106 R)
• M60: 19,777,437 km (0.095 R)
• M61: 19,932,271 km (0.102 R)
• M62: 20,126,150 km (0.038 R)
• M63: 20,476,957 km (0.072 R)
• M64: 21,342,679 km (0.091 R)
• M65: 21,461,759 km (0.08 R)
• M66: 22,825,793 km (0.08 R)
• M67: 23,028,797 km (0.069 R)
• M68: 23,110,029 km (0.097 R)
• M69: 23,600,261 km (0.085 R)
• M70: 24,341,818 km (0.085 R)
• M71: 24,424,695 km (0.12 R)
• M72: 24,632,337 km (0.102 R)
• M73: 27,125,984 km (0.112 R)
• M74: 27,772,695 km (0.104 R)
• M75: 28,686,738 km (0.1 R)
• M76: 28,905,749 km (0.073 R)
• M77: 29,213,323 km (0.054 R)
• M78: 29,477,961 km (0.068 R)

Kuiper Belt

Range: 30 - 57 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 13,052 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit