🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.33 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.18

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.114

Orbit Range: 0.58 AU - 0.72 AU

Year: 187 Days

Day: 28 Hours

Environment

Temp: 167 °C

Axial Tilt: 4.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.7

Radius: 0.87

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 0.83 AU - 1.03 AU

Year: 320 Days

Day: 32.9 Hours

Environment

Temp: 82 °C

Axial Tilt: 12.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.73

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 1.11 AU - 1.53 AU

Year: 541 Days

Day: 31.2 Hours

Environment

Temp: 12 °C

Axial Tilt: 18.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.68

Radius: 1.68

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 1.7 AU - 2.02 AU

Year: 904 Days

Day: 32.8 Hours

Environment

Temp: -41 °C

Axial Tilt: 10.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 69,173,302 km

• M1: 150,944 km (0.064 R)

Planet 5 - Terrestrial

Semi-Major Axis: 2.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.54

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 2.82 AU - 2.84 AU

Year: 1697 Days

Day: 44.7 Hours

Environment

Temp: -98 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.74 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Gas Giant

Semi-Major Axis: 6.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651

Radius: 11.1

Gravity: 5.28 G

Time & Orbit

Eccentricity (e): 0.204

Orbit Range: 5.29 AU - 8.01 AU

Year: 6113 Days

Day: 5.9 Hours

Environment

Temp: -160 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (83)

Outer Limit: 69,173,302 km

• M1: 182,509 km (0.117 R)
• M2: 287,976 km (0.093 R)
• M3: 398,379 km (0.079 R)
• M4: 527,332 km (0.115 R)
• M5: 659,876 km (0.041 R)
• M6: 975,827 km (0.071 R)
• M7: 1,081,293 km (0.111 R)
• M8: 1,159,234 km (0.119 R)
• M9: 1,239,269 km (0.109 R)
• M10: 1,337,854 km (0.04 R)
• M11: 1,439,281 km (0.092 R)
• M12: 1,560,904 km (0.1 R)
• M13: 1,704,369 km (0.109 R)
• M14: 2,161,091 km (0.061 R)
• M15: 2,301,563 km (0.04 R)
• M16: 2,655,362 km (0.039 R)
• M17: 3,026,664 km (0.056 R)
• M18: 3,721,845 km (0.098 R)
• M19: 3,866,806 km (0.064 R)
• M20: 3,964,493 km (0.113 R)
• M21: 4,237,509 km (0.094 R)
• M22: 4,439,915 km (0.114 R)
• M23: 4,854,451 km (0.12 R)
• M24: 5,227,398 km (0.047 R)
• M25: 5,499,517 km (0.116 R)
• M26: 6,459,187 km (0.058 R)
• M27: 7,227,971 km (0.106 R)
• M28: 7,379,065 km (0.113 R)
• M29: 7,963,095 km (0.098 R)
• M30: 8,150,690 km (0.116 R)
• M31: 8,562,085 km (0.051 R)
• M32: 9,273,722 km (0.115 R)
• M33: 9,372,307 km (0.108 R)
• M34: 9,537,313 km (0.101 R)
• M35: 9,803,298 km (0.105 R)
• M36: 10,479,032 km (0.091 R)
• M37: 11,415,066 km (0.105 R)
• M38: 11,626,747 km (0.11 R)
• M39: 11,804,170 km (0.054 R)
• M40: 11,982,490 km (0.109 R)
• M41: 12,269,569 km (0.025 R)
• M42: 12,486,485 km (0.091 R)
• M43: 13,255,419 km (0.085 R)
• M44: 13,329,469 km (0.112 R)
• M45: 13,739,068 km (0.05 R)
• M46: 14,418,542 km (0.113 R)
• M47: 14,723,871 km (0.087 R)
• M48: 14,839,062 km (0.119 R)
• M49: 16,045,868 km (0.114 R)
• M50: 16,561,382 km (0.104 R)
• M51: 16,841,279 km (0.097 R)
• M52: 17,082,282 km (0.098 R)
• M53: 17,243,698 km (0.095 R)
• M54: 17,324,630 km (0.068 R)
• M55: 17,446,104 km (0.084 R)
• M56: 17,608,717 km (0.073 R)
• M57: 18,222,517 km (0.091 R)
• M58: 18,594,267 km (0.045 R)
• M59: 18,801,909 km (0.113 R)
• M60: 19,261,324 km (0.105 R)
• M61: 19,555,733 km (0.061 R)
• M62: 19,766,815 km (0.078 R)
• M63: 20,404,701 km (0.094 R)
• M64: 21,309,319 km (0.089 R)
• M65: 21,396,086 km (0.062 R)
• M66: 21,875,697 km (0.104 R)
• M67: 22,314,916 km (0.079 R)
• M68: 22,491,292 km (0.093 R)
• M69: 22,668,266 km (0.103 R)
• M70: 23,068,141 km (0.12 R)
• M71: 24,100,367 km (0.082 R)
• M72: 24,781,785 km (0.047 R)
• M73: 25,331,407 km (0.12 R)
• M74: 26,209,996 km (0.103 R)
• M75: 27,004,510 km (0.079 R)
• M76: 28,091,937 km (0.105 R)
• M77: 28,377,968 km (0.082 R)
• M78: 28,617,175 km (0.03 R)
• M79: 29,001,193 km (0.086 R)
• M80: 29,386,856 km (0.036 R)
• M81: 30,456,182 km (0.097 R)
• M82: 31,637,406 km (0.083 R)
• M83: 33,841,582 km (0.102 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 511.3

Radius: 3.1

Gravity: 53.2 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 11.42 AU - 16.34 AU

Year: 18432 Days

Day: 16.3 Hours

Environment

Temp: -193 °C

Axial Tilt: 35.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 69,173,302 km

• M1: 49,218 km (0.115 R)
• M2: 68,965 km (0.093 R)
• M3: 223,350 km (0.083 R)
• M4: 328,367 km (0.107 R)
• M5: 600,785 km (0.085 R)
• M6: 768,933 km (0.08 R)
• M7: 881,131 km (0.066 R)
• M8: 1,196,933 km (0.048 R)
• M9: 1,628,971 km (0.062 R)
• M10: 2,553,037 km (0.077 R)
• M11: 2,619,459 km (0.075 R)
• M12: 2,822,313 km (0.094 R)
• M13: 2,995,249 km (0.067 R)
• M14: 3,460,648 km (0.068 R)
• M15: 3,758,048 km (0.074 R)
• M16: 4,456,820 km (0.101 R)
• M17: 4,496,762 km (0.09 R)
• M18: 4,698,570 km (0.098 R)
• M19: 5,491,588 km (0.101 R)
• M20: 5,577,457 km (0.117 R)
• M21: 5,837,758 km (0.103 R)
• M22: 5,969,404 km (0.106 R)
• M23: 6,146,528 km (0.108 R)
• M24: 6,733,699 km (0.093 R)
• M25: 7,671,379 km (0.112 R)
• M26: 8,450,634 km (0.061 R)
• M27: 8,799,347 km (0.096 R)
• M28: 9,717,578 km (0.09 R)
• M29: 10,452,403 km (0.094 R)
• M30: 11,532,949 km (0.12 R)
• M31: 12,932,736 km (0.033 R)
• M32: 13,276,512 km (0.092 R)
• M33: 13,391,852 km (0.075 R)
• M34: 13,973,189 km (0.058 R)
• M35: 16,565,122 km (0.026 R)
• M36: 17,440,269 km (0.099 R)
• M37: 17,883,528 km (0.083 R)
• M38: 18,138,443 km (0.073 R)
• M39: 19,170,070 km (0.118 R)
• M40: 19,693,064 km (0.115 R)
• M41: 19,824,560 km (0.078 R)
• M42: 20,088,301 km (0.093 R)
• M43: 20,619,374 km (0.027 R)
• M44: 20,819,835 km (0.096 R)
• M45: 21,492,277 km (0.117 R)
• M46: 23,343,252 km (0.116 R)
• M47: 23,412,815 km (0.078 R)
• M48: 24,252,508 km (0.088 R)
• M49: 24,534,649 km (0.075 R)
• M50: 24,676,169 km (0.073 R)
• M51: 24,959,806 km (0.101 R)
• M52: 25,889,408 km (0.102 R)
• M53: 25,961,364 km (0.074 R)
• M54: 26,757,524 km (0.095 R)
• M55: 28,596,381 km (0.046 R)
• M56: 28,819,880 km (0.057 R)
• M57: 30,096,698 km (0.053 R)
• M58: 31,776,233 km (0.109 R)
• M59: 31,930,469 km (0.092 R)
• M60: 32,394,521 km (0.108 R)
• M61: 33,721,454 km (0.098 R)
• M62: 34,510,134 km (0.084 R)
• M63: 35,544,753 km (0.086 R)
• M64: 36,266,862 km (0.086 R)
• M65: 37,074,840 km (0.102 R)
• M66: 37,318,386 km (0.062 R)
• M67: 38,955,734 km (0.085 R)
• M68: 39,368,774 km (0.045 R)
• M69: 41,792,559 km (0.086 R)
• M70: 42,639,432 km (0.112 R)
• M71: 43,920,439 km (0.112 R)
• M72: 44,092,177 km (0.104 R)
• M73: 44,350,234 km (0.11 R)
• M74: 44,867,842 km (0.08 R)
• M75: 47,221,615 km (0.04 R)
• M76: 47,838,407 km (0.041 R)
• M77: 48,990,909 km (0.097 R)
• M78: 50,421,813 km (0.116 R)
• M79: 50,601,629 km (0.108 R)
• M80: 51,232,783 km (0.092 R)
• M81: 51,413,497 km (0.028 R)
• M82: 52,593,824 km (0.109 R)
• M83: 53,782,978 km (0.082 R)
• M84: 55,537,013 km (0.108 R)
• M85: 56,001,664 km (0.102 R)
• M86: 57,685,238 km (0.107 R)
• M87: 58,249,970 km (0.045 R)
• M88: 59,955,535 km (0.102 R)
• M89: 60,718,784 km (0.09 R)
• M90: 61,965,981 km (0.036 R)
• M91: 62,737,607 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 405.4

Radius: 4.6

Gravity: 19.16 G

Time & Orbit

Eccentricity (e): 0.162

Orbit Range: 13.3 AU - 18.44 AU

Year: 22535 Days

Day: 20.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 50 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (74)

Outer Limit: 69,173,302 km

• M1: 81,680 km (0.1 R)
• M2: 159,621 km (0.112 R)
• M3: 739,163 km (0.096 R)
• M4: 806,931 km (0.088 R)
• M5: 1,364,781 km (0.112 R)
• M6: 1,800,261 km (0.111 R)
• M7: 2,049,192 km (0.072 R)
• M8: 4,774,117 km (0.082 R)
• M9: 4,816,453 km (0.08 R)
• M10: 5,160,528 km (0.085 R)
• M11: 6,425,528 km (0.042 R)
• M12: 7,581,770 km (0.113 R)
• M13: 8,696,723 km (0.04 R)
• M14: 9,273,123 km (0.025 R)
• M15: 10,573,129 km (0.071 R)
• M16: 11,527,862 km (0.098 R)
• M17: 17,607,969 km (0.105 R)
• M18: 17,739,465 km (0.11 R)
• M19: 17,805,288 km (0.09 R)
• M20: 17,871,261 km (0.117 R)
• M21: 18,003,356 km (0.076 R)
• M22: 20,298,486 km (0.099 R)
• M23: 20,574,494 km (0.031 R)
• M24: 20,990,825 km (0.086 R)
• M25: 23,402,044 km (0.102 R)
• M26: 25,378,381 km (0.115 R)
• M27: 27,103,693 km (0.071 R)
• M28: 28,788,913 km (0.102 R)
• M29: 29,176,671 km (0.099 R)
• M30: 30,114,351 km (0.049 R)
• M31: 30,903,180 km (0.081 R)
• M32: 31,619,006 km (0.062 R)
• M33: 32,259,734 km (0.103 R)
• M34: 35,693,753 km (0.033 R)
• M35: 36,612,134 km (0.112 R)
• M36: 37,707,490 km (0.062 R)
• M37: 38,131,600 km (0.103 R)
• M38: 38,301,692 km (0.055 R)
• M39: 39,241,765 km (0.115 R)
• M40: 39,327,635 km (0.075 R)
• M41: 40,362,553 km (0.092 R)
• M42: 40,709,470 km (0.097 R)
• M43: 41,756,356 km (0.072 R)
• M44: 42,107,163 km (0.107 R)
• M45: 42,371,054 km (0.104 R)
• M46: 42,723,656 km (0.119 R)
• M47: 42,900,331 km (0.109 R)
• M48: 43,431,703 km (0.102 R)
• M49: 43,787,297 km (0.116 R)
• M50: 44,949,373 km (0.109 R)
• M51: 45,489,272 km (0.046 R)
• M52: 46,575,203 km (0.097 R)
• M53: 46,666,158 km (0.117 R)
• M54: 49,977,058 km (0.064 R)
• M55: 50,070,108 km (0.107 R)
• M56: 50,442,906 km (0.092 R)
• M57: 53,457,902 km (0.114 R)
• M58: 53,838,927 km (0.065 R)
• M59: 54,603,522 km (0.04 R)
• M60: 55,275,665 km (0.118 R)
• M61: 55,371,857 km (0.025 R)
• M62: 56,724,820 km (0.069 R)
• M63: 58,774,759 km (0.108 R)
• M64: 58,872,896 km (0.076 R)
• M65: 59,463,358 km (0.097 R)
• M66: 60,253,684 km (0.072 R)
• M67: 60,749,451 km (0.078 R)
• M68: 61,645,094 km (0.062 R)
• M69: 65,068,043 km (0.116 R)
• M70: 65,169,620 km (0.068 R)
• M71: 66,495,356 km (0.12 R)
• M72: 67,110,203 km (0.095 R)
• M73: 67,315,601 km (0.113 R)
• M74: 68,242,360 km (0.09 R)

Kuiper Belt

Range: 30.8 - 55.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 342 - 15,391 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit