🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.32 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.64 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.49

Radius: 0.75

Gravity: 0.87 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.51 AU - 0.77 AU

Year: 331 Days

Day: 20.7 Hours

Environment

Temp: -126 °C

Axial Tilt: 36.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.97 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 485.1

Radius: 14.9

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.82 AU - 1.12 AU

Year: 617 Days

Day: 6.2 Hours

Environment

Temp: -154 °C

Axial Tilt: 14.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 31,303,045 km

• M1: 186,997 km (0.1 R)
• M2: 292,763 km (0.099 R)
• M3: 390,301 km (0.092 R)
• M4: 547,079 km (0.119 R)
• M5: 730,935 km (0.099 R)
• M6: 971,638 km (0.089 R)
• M7: 1,075,010 km (0.11 R)
• M8: 1,192,744 km (0.089 R)
• M9: 1,342,641 km (0.11 R)
• M10: 1,437,037 km (0.112 R)
• M11: 1,615,358 km (0.094 R)
• M12: 1,770,790 km (0.097 R)
• M13: 1,887,776 km (0.082 R)
• M14: 2,065,049 km (0.1 R)
• M15: 2,301,563 km (0.047 R)
• M16: 2,505,615 km (0.104 R)
• M17: 2,694,557 km (0.045 R)
• M18: 2,830,392 km (0.097 R)
• M19: 2,953,960 km (0.091 R)
• M20: 3,229,369 km (0.116 R)
• M21: 3,389,439 km (0.038 R)
• M22: 3,489,969 km (0.078 R)
• M23: 3,599,325 km (0.045 R)
• M24: 3,741,592 km (0.026 R)
• M25: 3,950,730 km (0.086 R)
• M26: 4,048,418 km (0.106 R)
• M27: 4,188,441 km (0.088 R)
• M28: 4,288,223 km (0.115 R)
• M29: 4,439,466 km (0.04 R)
• M30: 4,618,236 km (0.034 R)
• M31: 4,790,722 km (0.064 R)
• M32: 5,204,510 km (0.082 R)
• M33: 5,348,124 km (0.079 R)
• M34: 5,547,687 km (0.055 R)
• M35: 5,823,845 km (0.104 R)
• M36: 6,048,242 km (0.069 R)
• M37: 6,313,479 km (0.084 R)
• M38: 6,563,307 km (0.093 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 392.2

Radius: 12.6

Gravity: 2.47 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 1.44 AU - 1.86 AU

Year: 1368 Days

Day: 11.2 Hours

Environment

Temp: -188 °C

Axial Tilt: 147.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (44)

Outer Limit: 31,303,045 km

• M1: 158,424 km (0.094 R)
• M2: 273,166 km (0.069 R)
• M3: 401,221 km (0.114 R)
• M4: 568,173 km (0.089 R)
• M5: 667,506 km (0.065 R)
• M6: 755,619 km (0.089 R)
• M7: 860,936 km (0.109 R)
• M8: 945,309 km (0.073 R)
• M9: 1,275,471 km (0.103 R)
• M10: 1,358,199 km (0.081 R)
• M11: 1,641,986 km (0.118 R)
• M12: 2,024,059 km (0.098 R)
• M13: 2,130,722 km (0.068 R)
• M14: 2,303,658 km (0.061 R)
• M15: 2,424,682 km (0.074 R)
• M16: 2,791,047 km (0.065 R)
• M17: 2,880,357 km (0.084 R)
• M18: 3,185,537 km (0.085 R)
• M19: 3,587,207 km (0.112 R)
• M20: 4,106,462 km (0.056 R)
• M21: 4,208,637 km (0.104 R)
• M22: 4,300,340 km (0.064 R)
• M23: 4,661,470 km (0.093 R)
• M24: 5,056,857 km (0.113 R)
• M25: 5,351,415 km (0.109 R)
• M26: 5,626,226 km (0.101 R)
• M27: 5,778,218 km (0.057 R)
• M28: 6,216,091 km (0.109 R)
• M29: 6,518,428 km (0.072 R)
• M30: 6,974,402 km (0.073 R)
• M31: 7,524,025 km (0.049 R)
• M32: 7,607,650 km (0.055 R)
• M33: 7,761,886 km (0.083 R)
• M34: 7,874,682 km (0.047 R)
• M35: 8,461,405 km (0.062 R)
• M36: 8,796,804 km (0.12 R)
• M37: 9,166,310 km (0.097 R)
• M38: 9,285,689 km (0.076 R)
• M39: 9,525,944 km (0.09 R)
• M40: 9,631,709 km (0.087 R)
• M41: 9,798,661 km (0.119 R)
• M42: 9,890,214 km (0.076 R)
• M43: 10,274,382 km (0.102 R)
• M44: 10,569,838 km (0.12 R)

Planet 4 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 752

Radius: 3.8

Gravity: 52.08 G

Time & Orbit

Eccentricity (e): 0.184

Orbit Range: 6 AU - 8.7 AU

Year: 12866 Days

Day: 22.3 Hours

Environment

Temp: -229 °C

Axial Tilt: 43.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 31,303,045 km

• M1: 56,847 km (0.043 R)
• M2: 165,605 km (0.117 R)
• M3: 586,723 km (0.096 R)
• M4: 740,360 km (0.108 R)
• M5: 1,038,209 km (0.1 R)
• M6: 1,651,710 km (0.098 R)
• M7: 1,785,750 km (0.099 R)
• M8: 1,812,977 km (0.045 R)
• M9: 2,818,424 km (0.086 R)
• M10: 2,914,167 km (0.112 R)
• M11: 3,408,737 km (0.103 R)
• M12: 3,545,021 km (0.082 R)
• M13: 3,717,956 km (0.115 R)
• M14: 4,773,518 km (0.079 R)
• M15: 5,041,299 km (0.087 R)
• M16: 5,671,704 km (0.102 R)
• M17: 6,119,450 km (0.038 R)
• M18: 7,396,867 km (0.053 R)
• M19: 7,885,304 km (0.089 R)
• M20: 8,384,063 km (0.106 R)
• M21: 8,429,840 km (0.053 R)
• M22: 8,521,843 km (0.034 R)
• M23: 9,033,467 km (0.079 R)
• M24: 9,411,800 km (0.095 R)
• M25: 9,555,115 km (0.056 R)
• M26: 9,602,987 km (0.071 R)
• M27: 10,380,147 km (0.053 R)
• M28: 10,876,064 km (0.089 R)
• M29: 11,379,611 km (0.12 R)
• M30: 15,391,078 km (0.118 R)
• M31: 16,297,940 km (0.058 R)
• M32: 16,931,337 km (0.066 R)
• M33: 16,989,381 km (0.09 R)
• M34: 17,338,692 km (0.094 R)
• M35: 17,514,171 km (0.105 R)
• M36: 17,690,397 km (0.096 R)
• M37: 17,749,189 km (0.119 R)
• M38: 18,759,423 km (0.079 R)
• M39: 19,301,865 km (0.049 R)
• M40: 19,605,399 km (0.098 R)
• M41: 20,525,426 km (0.105 R)
• M42: 20,959,559 km (0.063 R)
• M43: 21,084,174 km (0.073 R)
• M44: 21,836,951 km (0.09 R)
• M45: 22,153,201 km (0.081 R)
• M46: 22,407,218 km (0.065 R)
• M47: 22,534,675 km (0.041 R)
• M48: 22,790,188 km (0.114 R)
• M49: 23,692,114 km (0.105 R)
• M50: 24,408,987 km (0.108 R)
• M51: 24,474,511 km (0.107 R)
• M52: 24,802,878 km (0.111 R)
• M53: 25,000,647 km (0.046 R)
• M54: 25,199,013 km (0.111 R)
• M55: 25,730,385 km (0.032 R)
• M56: 25,863,826 km (0.099 R)
• M57: 26,467,005 km (0.091 R)
• M58: 26,871,667 km (0.107 R)
• M59: 27,210,506 km (0.086 R)
• M60: 29,901,622 km (0.112 R)
• M61: 30,182,268 km (0.118 R)
• M62: 31,742,125 km (0.064 R)
• M63: 31,813,633 km (0.094 R)
• M64: 32,243,876 km (0.053 R)
• M65: 32,387,640 km (0.057 R)
• M66: 34,130,305 km (0.078 R)
• M67: 35,160,885 km (0.081 R)
• M68: 36,500,833 km (0.075 R)
• M69: 38,847,276 km (0.118 R)
• M70: 39,307,140 km (0.11 R)
• M71: 39,845,842 km (0.067 R)
• M72: 41,242,188 km (0.091 R)
• M73: 41,320,278 km (0.118 R)
• M74: 42,733,380 km (0.112 R)
• M75: 43,287,191 km (0.071 R)
• M76: 43,604,787 km (0.061 R)
• M77: 43,923,132 km (0.062 R)
• M78: 44,482,029 km (0.081 R)
• M79: 46,010,920 km (0.084 R)
• M80: 48,048,742 km (0.079 R)
• M81: 48,213,150 km (0.058 R)
• M82: 48,872,128 km (0.046 R)
• M83: 48,954,706 km (0.119 R)
• M84: 50,532,814 km (0.094 R)
• M85: 51,286,040 km (0.1 R)
• M86: 54,421,761 km (0.086 R)
• M87: 55,193,835 km (0.108 R)
• M88: 55,279,854 km (0.109 R)
• M89: 55,710,546 km (0.057 R)
• M90: 56,661,989 km (0.101 R)
• M91: 57,270,254 km (0.113 R)
• M92: 58,055,642 km (0.116 R)

Planet 5 - Ice Giant

Semi-Major Axis: 8.25 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 81.5

Radius: 7.9

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 6.98 AU - 9.52 AU

Year: 15300 Days

Day: 16.4 Hours

Environment

Temp: -225 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 31,303,045 km

• M1: 268,528 km (0.094 R)
• M2: 447,148 km (0.066 R)
• M3: 534,064 km (0.065 R)
• M4: 997,519 km (0.099 R)
• M5: 1,444,367 km (0.1 R)
• M6: 1,750,445 km (0.103 R)
• M7: 2,189,664 km (0.093 R)
• M8: 2,285,407 km (0.042 R)
• M9: 2,402,243 km (0.071 R)
• M10: 2,501,127 km (0.053 R)
• M11: 2,561,116 km (0.051 R)
• M12: 2,826,652 km (0.093 R)
• M13: 3,079,771 km (0.076 R)
• M14: 3,230,865 km (0.048 R)
• M15: 3,495,504 km (0.119 R)
• M16: 3,905,552 km (0.112 R)
• M17: 4,307,072 km (0.045 R)
• M18: 4,476,118 km (0.104 R)
• M19: 5,328,676 km (0.119 R)
• M20: 5,562,647 km (0.071 R)
• M21: 6,257,380 km (0.055 R)
• M22: 6,559,567 km (0.071 R)
• M23: 6,670,719 km (0.115 R)
• M24: 7,523,576 km (0.091 R)
• M25: 8,470,830 km (0.088 R)
• M26: 9,205,804 km (0.107 R)
• M27: 9,707,107 km (0.109 R)
• M28: 10,152,908 km (0.068 R)
• M29: 10,605,442 km (0.099 R)
• M30: 10,932,762 km (0.041 R)
• M31: 11,363,305 km (0.119 R)
• M32: 11,664,595 km (0.1 R)
• M33: 11,731,914 km (0.079 R)
• M34: 11,833,042 km (0.088 R)
• M35: 12,930,642 km (0.099 R)
• M36: 13,175,084 km (0.116 R)
• M37: 13,526,939 km (0.09 R)
• M38: 14,096,308 km (0.106 R)
• M39: 15,001,525 km (0.111 R)
• M40: 15,590,791 km (0.034 R)
• M41: 16,037,640 km (0.114 R)
• M42: 16,488,827 km (0.039 R)
• M43: 16,677,919 km (0.095 R)
• M44: 17,096,793 km (0.117 R)
• M45: 18,373,760 km (0.091 R)
• M46: 20,447,486 km (0.118 R)
• M47: 20,773,011 km (0.079 R)
• M48: 21,100,331 km (0.034 R)
• M49: 22,552,328 km (0.092 R)
• M50: 22,636,252 km (0.059 R)
• M51: 22,804,400 km (0.071 R)
• M52: 24,465,984 km (0.112 R)
• M53: 24,725,087 km (0.092 R)
• M54: 25,990,087 km (0.117 R)
• M55: 26,563,944 km (0.111 R)
• M56: 27,544,708 km (0.069 R)
• M57: 30,789,635 km (0.071 R)
• M58: 31,303,055 km (0.079 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 505 - 12,111 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit