🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.78

Radius: 0.91

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 0.47 AU - 0.63 AU

Year: 268 Days

Day: 45.2 Hours

Environment

Temp: -117 °C

Axial Tilt: 17.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.31

Radius: 1.61

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.153

Orbit Range: 0.47 AU - 0.63 AU

Year: 268 Days

Day: 18.5 Hours

Environment

Temp: -128 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 349

Radius: 11

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.054

Orbit Range: 0.96 AU - 1.06 AU

Year: 666 Days

Day: 7.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (42)

Outer Limit: 41,893,237 km

• M1: 150,495 km (0.116 R)
• M2: 220,507 km (0.083 R)
• M3: 355,145 km (0.117 R)
• M4: 512,223 km (0.105 R)
• M5: 650,302 km (0.093 R)
• M6: 724,652 km (0.118 R)
• M7: 797,805 km (0.054 R)
• M8: 910,453 km (0.114 R)
• M9: 990,338 km (0.068 R)
• M10: 1,122,582 km (0.111 R)
• M11: 1,271,432 km (0.103 R)
• M12: 1,340,397 km (0.081 R)
• M13: 1,471,295 km (0.062 R)
• M14: 1,549,684 km (0.115 R)
• M15: 1,623,735 km (0.102 R)
• M16: 1,699,133 km (0.116 R)
• M17: 1,793,529 km (0.111 R)
• M18: 2,056,372 km (0.098 R)
• M19: 2,227,811 km (0.078 R)
• M20: 2,331,632 km (0.09 R)
• M21: 2,430,517 km (0.083 R)
• M22: 2,551,092 km (0.099 R)
• M23: 2,728,964 km (0.103 R)
• M24: 2,847,446 km (0.074 R)
• M25: 3,169,530 km (0.086 R)
• M26: 3,279,485 km (0.077 R)
• M27: 3,473,214 km (0.101 R)
• M28: 3,571,649 km (0.087 R)
• M29: 3,763,284 km (0.114 R)
• M30: 3,887,749 km (0.026 R)
• M31: 3,958,509 km (0.117 R)
• M32: 4,029,568 km (0.103 R)
• M33: 4,164,954 km (0.081 R)
• M34: 4,301,986 km (0.092 R)
• M35: 4,898,881 km (0.075 R)
• M36: 5,000,907 km (0.112 R)
• M37: 5,155,292 km (0.118 R)
• M38: 5,363,682 km (0.067 R)
• M39: 5,512,981 km (0.115 R)
• M40: 5,708,206 km (0.073 R)
• M41: 5,951,003 km (0.116 R)
• M42: 6,234,042 km (0.093 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.54 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 324.6

Radius: 13.1

Gravity: 1.89 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 1.28 AU - 1.8 AU

Year: 1254 Days

Day: 8 Hours

Environment

Temp: -189 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 41,893,237 km

• M1: 208,390 km (0.096 R)
• M2: 374,892 km (0.095 R)
• M3: 540,497 km (0.095 R)
• M4: 718,818 km (0.11 R)
• M5: 813,364 km (0.07 R)
• M6: 991,834 km (0.097 R)
• M7: 1,382,284 km (0.09 R)
• M8: 1,474,885 km (0.116 R)
• M9: 1,591,871 km (0.114 R)
• M10: 1,681,779 km (0.056 R)
• M11: 1,789,041 km (0.085 R)
• M12: 1,890,767 km (0.088 R)
• M13: 2,059,364 km (0.071 R)
• M14: 2,141,344 km (0.115 R)
• M15: 2,317,570 km (0.056 R)
• M16: 2,542,416 km (0.076 R)
• M17: 2,666,432 km (0.087 R)
• M18: 2,801,819 km (0.081 R)
• M19: 3,070,048 km (0.086 R)
• M20: 3,279,185 km (0.036 R)
• M21: 3,512,857 km (0.094 R)
• M22: 3,691,776 km (0.044 R)
• M23: 3,996,806 km (0.097 R)
• M24: 4,162,860 km (0.042 R)
• M25: 4,480,456 km (0.116 R)
• M26: 4,653,242 km (0.053 R)
• M27: 4,773,219 km (0.081 R)
• M28: 4,894,394 km (0.106 R)
• M29: 5,162,174 km (0.119 R)
• M30: 5,469,149 km (0.083 R)
• M31: 5,619,195 km (0.074 R)
• M32: 5,829,231 km (0.086 R)
• M33: 5,958,782 km (0.105 R)
• M34: 6,149,071 km (0.117 R)
• M35: 6,256,931 km (0.086 R)
• M36: 6,389,774 km (0.108 R)
• M37: 6,695,103 km (0.062 R)
• M38: 6,806,254 km (0.078 R)
• M39: 6,980,237 km (0.063 R)
• M40: 7,143,149 km (0.038 R)
• M41: 7,575,487 km (0.119 R)
• M42: 7,872,738 km (0.075 R)
• M43: 8,239,701 km (0.111 R)
• M44: 8,345,766 km (0.112 R)
• M45: 8,532,165 km (0.095 R)
• M46: 8,639,277 km (0.074 R)
• M47: 8,760,451 km (0.091 R)
• M48: 9,154,642 km (0.061 R)
• M49: 9,319,499 km (0.116 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.8

Radius: 12.7

Gravity: 1.77 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.53 AU - 2.11 AU

Year: 1611 Days

Day: 5.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 17.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 41,893,237 km

• M1: 168,447 km (0.103 R)
• M2: 247,884 km (0.114 R)
• M3: 359,783 km (0.098 R)
• M4: 518,357 km (0.109 R)
• M5: 670,348 km (0.042 R)
• M6: 838,945 km (0.068 R)
• M7: 922,570 km (0.107 R)
• M8: 1,002,605 km (0.11 R)
• M9: 1,106,276 km (0.093 R)
• M10: 1,213,837 km (0.07 R)
• M11: 1,347,877 km (0.115 R)
• M12: 1,440,179 km (0.104 R)
• M13: 1,656,048 km (0.085 R)
• M14: 1,865,635 km (0.103 R)
• M15: 2,048,743 km (0.085 R)
• M16: 2,201,333 km (0.073 R)
• M17: 2,682,439 km (0.098 R)
• M18: 2,840,116 km (0.083 R)
• M19: 2,920,150 km (0.111 R)
• M20: 3,021,428 km (0.06 R)
• M21: 3,123,753 km (0.094 R)
• M22: 3,480,694 km (0.106 R)
• M23: 3,917,519 km (0.078 R)
• M24: 4,108,556 km (0.11 R)
• M25: 4,348,960 km (0.078 R)
• M26: 4,558,696 km (0.11 R)
• M27: 4,664,761 km (0.09 R)
• M28: 4,771,723 km (0.067 R)
• M29: 5,024,544 km (0.095 R)
• M30: 5,109,814 km (0.109 R)
• M31: 5,207,951 km (0.119 R)
• M32: 5,306,536 km (0.097 R)
• M33: 5,430,852 km (0.061 R)
• M34: 5,530,932 km (0.116 R)
• M35: 5,860,646 km (0.07 R)
• M36: 5,989,151 km (0.086 R)
• M37: 6,118,703 km (0.07 R)
• M38: 6,249,152 km (0.108 R)
• M39: 6,367,334 km (0.093 R)
• M40: 6,619,257 km (0.111 R)
• M41: 6,712,905 km (0.079 R)
• M42: 6,820,616 km (0.088 R)
• M43: 6,996,692 km (0.08 R)
• M44: 7,242,931 km (0.032 R)
• M45: 7,422,747 km (0.118 R)
• M46: 7,631,885 km (0.104 R)
• M47: 7,814,843 km (0.092 R)
• M48: 8,199,459 km (0.083 R)
• M49: 8,357,883 km (0.065 R)
• M50: 8,459,311 km (0.074 R)
• M51: 8,913,191 km (0.065 R)
• M52: 9,180,522 km (0.025 R)
• M53: 9,330,120 km (0.086 R)
• M54: 9,677,337 km (0.092 R)
• M55: 9,768,591 km (0.029 R)
• M56: 9,921,480 km (0.039 R)
• M57: 10,059,559 km (0.107 R)
• M58: 10,152,160 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 189.4

Radius: 10.2

Gravity: 1.82 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.72 AU - 2.36 AU

Year: 1911 Days

Day: 9.2 Hours

Environment

Temp: -184 °C

Axial Tilt: 44 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (47)

Outer Limit: 41,893,237 km

• M1: 134,189 km (0.113 R)
• M2: 208,689 km (0.061 R)
• M3: 362,775 km (0.104 R)
• M4: 450,439 km (0.104 R)
• M5: 546,930 km (0.108 R)
• M6: 634,594 km (0.104 R)
• M7: 800,349 km (0.073 R)
• M8: 967,749 km (0.082 R)
• M9: 1,076,805 km (0.099 R)
• M10: 1,161,478 km (0.115 R)
• M11: 1,315,264 km (0.109 R)
• M12: 1,390,961 km (0.063 R)
• M13: 1,554,771 km (0.073 R)
• M14: 1,692,251 km (0.076 R)
• M15: 1,953,599 km (0.087 R)
• M16: 2,075,970 km (0.095 R)
• M17: 2,191,908 km (0.119 R)
• M18: 2,648,481 km (0.093 R)
• M19: 2,962,636 km (0.079 R)
• M20: 3,083,511 km (0.083 R)
• M21: 3,257,793 km (0.077 R)
• M22: 3,477,403 km (0.098 R)
• M23: 3,594,538 km (0.059 R)
• M24: 3,767,174 km (0.114 R)
• M25: 4,256,059 km (0.057 R)
• M26: 4,496,613 km (0.104 R)
• M27: 4,577,844 km (0.115 R)
• M28: 4,931,195 km (0.119 R)
• M29: 5,039,055 km (0.105 R)
• M30: 5,111,310 km (0.1 R)
• M31: 5,232,634 km (0.106 R)
• M32: 6,031,337 km (0.12 R)
• M33: 6,681,789 km (0.095 R)
• M34: 6,814,482 km (0.08 R)
• M35: 7,015,392 km (0.05 R)
• M36: 7,519,088 km (0.103 R)
• M37: 8,034,602 km (0.068 R)
• M38: 8,175,823 km (0.094 R)
• M39: 8,418,022 km (0.053 R)
• M40: 8,489,679 km (0.1 R)
• M41: 8,778,253 km (0.102 R)
• M42: 8,923,812 km (0.116 R)
• M43: 8,996,966 km (0.113 R)
• M44: 9,202,663 km (0.108 R)
• M45: 9,291,374 km (0.072 R)
• M46: 9,723,712 km (0.084 R)
• M47: 9,889,466 km (0.113 R)

Planet 7 - Gas Giant

Semi-Major Axis: 4.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 881.5

Radius: 11.6

Gravity: 6.55 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 4.14 AU - 5.74 AU

Year: 7203 Days

Day: 11.1 Hours

Environment

Temp: -220 °C

Axial Tilt: 2.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 41,893,237 km

• M1: 199,115 km (0.12 R)
• M2: 319,242 km (0.117 R)
• M3: 441,463 km (0.115 R)
• M4: 727,494 km (0.08 R)
• M5: 884,572 km (0.088 R)
• M6: 1,053,767 km (0.036 R)
• M7: 1,405,472 km (0.095 R)
• M8: 2,033,783 km (0.081 R)
• M9: 2,169,319 km (0.092 R)
• M10: 2,593,877 km (0.092 R)
• M11: 2,866,445 km (0.085 R)
• M12: 2,942,441 km (0.116 R)
• M13: 3,279,485 km (0.066 R)
• M14: 4,306,324 km (0.075 R)
• M15: 4,599,985 km (0.112 R)
• M16: 4,779,353 km (0.091 R)
• M17: 4,930,746 km (0.04 R)
• M18: 5,394,200 km (0.102 R)
• M19: 5,583,591 km (0.103 R)
• M20: 5,679,184 km (0.117 R)
• M21: 5,807,389 km (0.117 R)
• M22: 6,034,030 km (0.117 R)
• M23: 6,496,288 km (0.099 R)
• M24: 6,630,477 km (0.112 R)
• M25: 6,799,522 km (0.107 R)
• M26: 7,004,322 km (0.12 R)
• M27: 7,315,336 km (0.094 R)
• M28: 7,737,052 km (0.117 R)
• M29: 8,202,900 km (0.104 R)
• M30: 8,275,455 km (0.091 R)
• M31: 8,974,825 km (0.1 R)
• M32: 9,962,470 km (0.037 R)
• M33: 10,195,394 km (0.065 R)
• M34: 10,626,834 km (0.093 R)
• M35: 10,904,638 km (0.082 R)
• M36: 11,225,076 km (0.045 R)
• M37: 11,467,425 km (0.11 R)
• M38: 11,957,358 km (0.059 R)
• M39: 12,788,972 km (0.05 R)
• M40: 12,957,569 km (0.085 R)
• M41: 13,898,091 km (0.117 R)
• M42: 14,201,924 km (0.071 R)
• M43: 14,551,983 km (0.103 R)
• M44: 14,949,016 km (0.055 R)
• M45: 15,844,359 km (0.087 R)
• M46: 16,710,980 km (0.119 R)
• M47: 18,872,370 km (0.116 R)
• M48: 19,644,594 km (0.106 R)
• M49: 20,034,596 km (0.079 R)
• M50: 20,132,433 km (0.06 R)
• M51: 21,219,860 km (0.047 R)
• M52: 21,569,919 km (0.113 R)
• M53: 22,123,730 km (0.112 R)
• M54: 22,733,341 km (0.069 R)
• M55: 23,040,166 km (0.096 R)
• M56: 24,542,727 km (0.088 R)
• M57: 24,752,464 km (0.1 R)
• M58: 25,916,485 km (0.081 R)
• M59: 26,397,891 km (0.12 R)
• M60: 26,559,008 km (0.119 R)
• M61: 28,078,623 km (0.113 R)
• M62: 28,243,031 km (0.12 R)
• M63: 28,352,836 km (0.079 R)
• M64: 29,236,660 km (0.114 R)
• M65: 29,570,413 km (0.107 R)
• M66: 29,849,562 km (0.079 R)
• M67: 30,073,361 km (0.098 R)
• M68: 31,542,412 km (0.104 R)
• M69: 32,457,951 km (0.108 R)
• M70: 33,382,316 km (0.094 R)
• M71: 34,373,851 km (0.11 R)
• M72: 35,612,072 km (0.076 R)
• M73: 37,045,070 km (0.079 R)
• M74: 37,466,488 km (0.073 R)
• M75: 37,889,550 km (0.086 R)
• M76: 38,496,768 km (0.11 R)
• M77: 39,229,648 km (0.12 R)
• M78: 39,536,324 km (0.073 R)
• M79: 40,213,852 km (0.1 R)
• M80: 40,523,071 km (0.076 R)
• M81: 41,455,664 km (0.097 R)
• M82: 41,830,557 km (0.033 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 534 - 13,363 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit