🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.93

Radius: 1.54

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.219

Orbit Range: 0.45 AU - 0.69 AU

Year: 151 Days

Day: 21 Hours

Environment

Temp: 215 °C

Axial Tilt: 39.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,333,515 km

• M1: 48,619 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.94

Radius: 1.3

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 0.74 AU - 1.02 AU

Year: 290 Days

Day: 32.6 Hours

Environment

Temp: 110 °C

Axial Tilt: 31.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 45,333,515 km

• M1: 611,257 km (0.044 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.86 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.89

Radius: 0.95

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.091

Orbit Range: 1.69 AU - 2.03 AU

Year: 892 Days

Day: 26.8 Hours

Environment

Temp: -36 °C

Axial Tilt: 32.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 45,333,515 km

• M1: 22,440 km (0.083 R)
• M2: 41,439 km (0.12 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.247

Orbit Range: 2.06 AU - 3.42 AU

Year: 1594 Days

Day: 30.9 Hours

Environment

Temp: -83 °C

Axial Tilt: 32.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.01

Radius: 1.32

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 4 AU - 4.72 AU

Year: 3200 Days

Day: 26.5 Hours

Environment

Temp: -113 °C

Axial Tilt: 17.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 5.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 903.3

Radius: 14.1

Gravity: 4.54 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 4.89 AU - 6.91 AU

Year: 5037 Days

Day: 14.5 Hours

Environment

Temp: -135 °C

Axial Tilt: 26.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (75)

Outer Limit: 45,333,515 km

• M1: 180,864 km (0.099 R)
• M2: 314,156 km (0.094 R)
• M3: 480,808 km (0.091 R)
• M4: 590,762 km (0.111 R)
• M5: 711,188 km (0.099 R)
• M6: 855,251 km (0.059 R)
• M7: 966,851 km (0.117 R)
• M8: 1,098,946 km (0.068 R)
• M9: 1,301,501 km (0.092 R)
• M10: 1,655,749 km (0.06 R)
• M11: 1,872,217 km (0.102 R)
• M12: 2,002,966 km (0.039 R)
• M13: 2,293,784 km (0.119 R)
• M14: 2,557,076 km (0.118 R)
• M15: 2,745,271 km (0.116 R)
• M16: 2,873,476 km (0.117 R)
• M17: 3,003,626 km (0.104 R)
• M18: 3,158,161 km (0.105 R)
• M19: 3,452,120 km (0.112 R)
• M20: 3,802,628 km (0.099 R)
• M21: 4,716,222 km (0.097 R)
• M22: 5,000,907 km (0.104 R)
• M23: 5,695,939 km (0.095 R)
• M24: 6,138,898 km (0.062 R)
• M25: 6,766,461 km (0.084 R)
• M26: 6,882,699 km (0.103 R)
• M27: 7,117,418 km (0.084 R)
• M28: 7,685,291 km (0.111 R)
• M29: 7,959,504 km (0.074 R)
• M30: 8,082,474 km (0.076 R)
• M31: 8,486,238 km (0.04 R)
• M32: 8,643,316 km (0.106 R)
• M33: 8,738,161 km (0.114 R)
• M34: 9,508,441 km (0.119 R)
• M35: 9,606,278 km (0.087 R)
• M36: 9,704,414 km (0.092 R)
• M37: 9,802,999 km (0.095 R)
• M38: 10,133,760 km (0.095 R)
• M39: 11,320,669 km (0.095 R)
• M40: 12,195,218 km (0.119 R)
• M41: 12,301,583 km (0.114 R)
• M42: 12,408,395 km (0.078 R)
• M43: 12,694,576 km (0.105 R)
• M44: 13,309,872 km (0.064 R)
• M45: 13,934,892 km (0.087 R)
• M46: 14,157,942 km (0.098 R)
• M47: 14,382,040 km (0.059 R)
• M48: 14,607,334 km (0.108 R)
• M49: 16,061,276 km (0.086 R)
• M50: 16,256,053 km (0.114 R)
• M51: 16,530,116 km (0.073 R)
• M52: 17,842,388 km (0.067 R)
• M53: 18,572,276 km (0.059 R)
• M54: 18,735,787 km (0.069 R)
• M55: 19,311,888 km (0.081 R)
• M56: 19,643,696 km (0.026 R)
• M57: 19,810,348 km (0.061 R)
• M58: 20,397,221 km (0.104 R)
• M59: 20,608,303 km (0.072 R)
• M60: 21,117,684 km (0.031 R)
• M61: 21,373,945 km (0.111 R)
• M62: 22,409,312 km (0.114 R)
• M63: 23,020,868 km (0.1 R)
• M64: 23,240,628 km (0.069 R)
• M65: 23,460,985 km (0.059 R)
• M66: 23,815,083 km (0.073 R)
• M67: 27,639,403 km (0.072 R)
• M68: 28,060,372 km (0.092 R)
• M69: 28,766,623 km (0.082 R)
• M70: 29,526,581 km (0.051 R)
• M71: 29,956,974 km (0.079 R)
• M72: 31,552,584 km (0.12 R)
• M73: 31,992,552 km (0.084 R)
• M74: 32,237,892 km (0.067 R)
• M75: 32,681,001 km (0.103 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 964.2

Radius: 14.2

Gravity: 4.78 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 5.89 AU - 6.97 AU

Year: 5731 Days

Day: 14.3 Hours

Environment

Temp: -152 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (78)

Outer Limit: 45,333,515 km

• M1: 185,950 km (0.117 R)
• M2: 296,952 km (0.025 R)
• M3: 460,612 km (0.109 R)
• M4: 639,381 km (0.106 R)
• M5: 816,206 km (0.093 R)
• M6: 1,011,132 km (0.072 R)
• M7: 1,205,908 km (0.071 R)
• M8: 1,378,096 km (0.031 R)
• M9: 1,690,755 km (0.095 R)
• M10: 1,905,428 km (0.065 R)
• M11: 2,319,365 km (0.051 R)
• M12: 2,853,729 km (0.109 R)
• M13: 2,993,453 km (0.099 R)
• M14: 3,087,850 km (0.086 R)
• M15: 3,401,706 km (0.099 R)
• M16: 4,245,139 km (0.054 R)
• M17: 4,351,802 km (0.114 R)
• M18: 4,842,633 km (0.071 R)
• M19: 4,954,233 km (0.088 R)
• M20: 5,123,129 km (0.051 R)
• M21: 6,298,070 km (0.031 R)
• M22: 6,542,962 km (0.103 R)
• M23: 6,728,613 km (0.117 R)
• M24: 6,947,624 km (0.055 R)
• M25: 8,044,326 km (0.068 R)
• M26: 8,343,672 km (0.094 R)
• M27: 8,545,330 km (0.031 R)
• M28: 9,022,248 km (0.061 R)
• M29: 9,125,620 km (0.099 R)
• M30: 9,718,476 km (0.082 R)
• M31: 9,966,360 km (0.114 R)
• M32: 10,144,680 km (0.085 R)
• M33: 10,577,018 km (0.11 R)
• M34: 11,015,340 km (0.107 R)
• M35: 11,497,045 km (0.105 R)
• M36: 11,834,688 km (0.045 R)
• M37: 12,251,617 km (0.1 R)
• M38: 12,366,209 km (0.056 R)
• M39: 12,712,079 km (0.084 R)
• M40: 13,022,195 km (0.111 R)
• M41: 14,489,152 km (0.106 R)
• M42: 15,221,583 km (0.12 R)
• M43: 15,344,852 km (0.109 R)
• M44: 15,675,164 km (0.109 R)
• M45: 16,049,608 km (0.092 R)
• M46: 16,385,006 km (0.066 R)
• M47: 16,892,292 km (0.062 R)
• M48: 17,404,964 km (0.098 R)
• M49: 18,357,903 km (0.076 R)
• M50: 18,752,691 km (0.106 R)
• M51: 19,819,025 km (0.091 R)
• M52: 20,813,851 km (0.093 R)
• M53: 21,042,287 km (0.116 R)
• M54: 21,871,358 km (0.081 R)
• M55: 22,243,259 km (0.11 R)
• M56: 22,429,957 km (0.072 R)
• M57: 22,570,280 km (0.083 R)
• M58: 22,664,077 km (0.104 R)
• M59: 22,758,025 km (0.073 R)
• M60: 22,851,972 km (0.081 R)
• M61: 23,040,466 km (0.088 R)
• M62: 23,324,103 km (0.101 R)
• M63: 23,561,365 km (0.073 R)
• M64: 25,195,872 km (0.116 R)
• M65: 25,732,479 km (0.063 R)
• M66: 26,618,697 km (0.074 R)
• M67: 27,314,926 km (0.065 R)
• M68: 28,017,288 km (0.086 R)
• M69: 29,542,139 km (0.119 R)
• M70: 29,644,763 km (0.084 R)
• M71: 30,989,498 km (0.108 R)
• M72: 31,250,397 km (0.109 R)
• M73: 32,513,003 km (0.098 R)
• M74: 33,738,509 km (0.11 R)
• M75: 34,545,888 km (0.088 R)
• M76: 35,850,980 km (0.066 R)
• M77: 36,509,510 km (0.089 R)
• M78: 37,061,376 km (0.106 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.61 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 875.3

Radius: 7.3

Gravity: 16.43 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 12.5 AU - 18.72 AU

Year: 21676 Days

Day: 22 Hours

Environment

Temp: -181 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (96)

Outer Limit: 45,333,515 km

• M1: 355,594 km (0.064 R)
• M2: 455,675 km (0.06 R)
• M3: 588,967 km (0.104 R)
• M4: 839,842 km (0.096 R)
• M5: 1,034,768 km (0.094 R)
• M6: 1,466,957 km (0.064 R)
• M7: 1,566,439 km (0.067 R)
• M8: 2,285,706 km (0.033 R)
• M9: 2,639,056 km (0.071 R)
• M10: 2,801,669 km (0.118 R)
• M11: 3,753,710 km (0.078 R)
• M12: 4,503,793 km (0.03 R)
• M13: 4,747,638 km (0.1 R)
• M14: 5,096,201 km (0.106 R)
• M15: 5,401,530 km (0.068 R)
• M16: 5,660,634 km (0.116 R)
• M17: 5,818,011 km (0.041 R)
• M18: 6,571,386 km (0.057 R)
• M19: 7,642,506 km (0.111 R)
• M20: 7,874,832 km (0.059 R)
• M21: 9,132,352 km (0.063 R)
• M22: 9,565,437 km (0.115 R)
• M23: 9,753,033 km (0.115 R)
• M24: 12,572,803 km (0.102 R)
• M25: 13,123,473 km (0.071 R)
• M26: 14,534,181 km (0.09 R)
• M27: 15,403,494 km (0.104 R)
• M28: 17,192,236 km (0.054 R)
• M29: 17,726,300 km (0.032 R)
• M30: 21,205,349 km (0.102 R)
• M31: 22,107,274 km (0.069 R)
• M32: 22,355,457 km (0.114 R)
• M33: 22,604,537 km (0.099 R)
• M34: 25,751,179 km (0.116 R)
• M35: 26,012,227 km (0.085 R)
• M36: 26,099,443 km (0.111 R)
• M37: 27,242,371 km (0.064 R)
• M38: 27,419,644 km (0.108 R)
• M39: 27,508,356 km (0.099 R)
• M40: 27,953,709 km (0.088 R)
• M41: 28,941,802 km (0.077 R)
• M42: 29,122,666 km (0.116 R)
• M43: 30,859,797 km (0.088 R)
• M44: 32,254,647 km (0.104 R)
• M45: 33,385,458 km (0.088 R)
• M46: 34,720,918 km (0.061 R)
• M47: 34,816,960 km (0.103 R)
• M48: 36,073,731 km (0.074 R)
• M49: 36,268,508 km (0.067 R)
• M50: 37,640,919 km (0.046 R)
• M51: 38,036,306 km (0.108 R)
• M52: 38,432,890 km (0.119 R)
• M53: 41,145,847 km (0.062 R)
• M54: 41,349,300 km (0.091 R)
• M55: 41,961,455 km (0.062 R)
• M56: 45,172,124 km (0.104 R)
• M57: 45,592,195 km (0.093 R)
• M58: 45,697,362 km (0.115 R)
• M59: 46,330,311 km (0.102 R)
• M60: 46,541,992 km (0.112 R)
• M61: 48,461,033 km (0.057 R)
• M62: 48,568,295 km (0.092 R)
• M63: 48,998,688 km (0.112 R)
• M64: 49,430,128 km (0.113 R)
• M65: 50,623,471 km (0.083 R)
• M66: 51,168,904 km (0.114 R)
• M67: 51,387,617 km (0.084 R)
• M68: 51,716,433 km (0.039 R)
• M69: 53,703,242 km (0.101 R)
• M70: 53,925,544 km (0.117 R)
• M71: 55,827,532 km (0.108 R)
• M72: 57,410,128 km (0.119 R)
• M73: 57,523,822 km (0.093 R)
• M74: 58,893,091 km (0.099 R)
• M75: 59,466,650 km (0.045 R)
• M76: 59,696,731 km (0.105 R)
• M77: 61,082,905 km (0.086 R)
• M78: 61,431,019 km (0.073 R)
• M79: 63,769,084 km (0.091 R)
• M80: 65,898,161 km (0.061 R)
• M81: 68,170,702 km (0.114 R)
• M82: 69,014,434 km (0.094 R)
• M83: 69,861,607 km (0.108 R)
• M84: 70,833,993 km (0.045 R)
• M85: 71,077,838 km (0.1 R)
• M86: 71,566,275 km (0.057 R)
• M87: 72,055,909 km (0.086 R)
• M88: 72,178,429 km (0.112 R)
• M89: 72,792,230 km (0.049 R)
• M90: 75,887,409 km (0.102 R)
• M91: 78,016,636 km (0.12 R)
• M92: 78,520,482 km (0.064 R)
• M93: 82,077,470 km (0.118 R)
• M94: 83,617,879 km (0.098 R)
• M95: 83,746,683 km (0.071 R)
• M96: 84,391,600 km (0.067 R)

Planet 9 - Ice Giant

Semi-Major Axis: 20.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 53.9

Radius: 5

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.158

Orbit Range: 17.32 AU - 23.82 AU

Year: 32789 Days

Day: 17.4 Hours

Environment

Temp: -199 °C

Axial Tilt: 10 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (65)

Outer Limit: 45,333,515 km

• M1: 94,546 km (0.065 R)
• M2: 153,787 km (0.077 R)
• M3: 190,288 km (0.118 R)
• M4: 321,336 km (0.114 R)
• M5: 1,203,964 km (0.08 R)
• M6: 1,515,277 km (0.091 R)
• M7: 1,646,773 km (0.1 R)
• M8: 2,062,955 km (0.08 R)
• M9: 2,484,671 km (0.106 R)
• M10: 2,535,983 km (0.083 R)
• M11: 2,959,495 km (0.116 R)
• M12: 6,484,320 km (0.102 R)
• M13: 6,841,709 km (0.069 R)
• M14: 8,488,782 km (0.051 R)
• M15: 9,037,357 km (0.11 R)
• M16: 9,597,302 km (0.025 R)
• M17: 10,750,701 km (0.027 R)
• M18: 10,961,186 km (0.111 R)
• M19: 11,215,652 km (0.104 R)
• M20: 11,903,652 km (0.068 R)
• M21: 11,990,718 km (0.118 R)
• M22: 12,121,467 km (0.077 R)
• M23: 12,605,266 km (0.113 R)
• M24: 13,140,378 km (0.079 R)
• M25: 13,320,344 km (0.071 R)
• M26: 13,591,715 km (0.104 R)
• M27: 14,463,571 km (0.12 R)
• M28: 15,685,486 km (0.046 R)
• M29: 16,068,008 km (0.112 R)
• M30: 16,260,541 km (0.104 R)
• M31: 16,405,351 km (0.05 R)
• M32: 17,381,777 km (0.063 R)
• M33: 17,777,762 km (0.09 R)
• M34: 18,578,260 km (0.091 R)
• M35: 19,390,726 km (0.115 R)
• M36: 20,682,953 km (0.108 R)
• M37: 21,630,655 km (0.073 R)
• M38: 22,002,855 km (0.069 R)
• M39: 22,270,186 km (0.076 R)
• M40: 22,484,710 km (0.043 R)
• M41: 23,349,834 km (0.113 R)
• M42: 23,513,195 km (0.09 R)
• M43: 23,567,798 km (0.047 R)
• M44: 24,060,723 km (0.084 R)
• M45: 24,391,185 km (0.101 R)
• M46: 24,723,292 km (0.114 R)
• M47: 24,834,294 km (0.098 R)
• M48: 25,840,788 km (0.066 R)
• M49: 27,662,591 km (0.113 R)
• M50: 28,880,617 km (0.08 R)
• M51: 29,056,095 km (0.076 R)
• M52: 29,173,230 km (0.11 R)
• M53: 30,234,627 km (0.051 R)
• M54: 31,971,010 km (0.063 R)
• M55: 32,942,798 km (0.115 R)
• M56: 33,678,071 km (0.078 R)
• M57: 35,539,517 km (0.103 R)
• M58: 36,293,491 km (0.066 R)
• M59: 38,393,845 km (0.069 R)
• M60: 38,715,480 km (0.113 R)
• M61: 42,445,105 km (0.096 R)
• M62: 42,511,526 km (0.103 R)
• M63: 42,910,952 km (0.086 R)
• M64: 43,378,595 km (0.115 R)
• M65: 43,847,734 km (0.101 R)

Kuiper Belt

Range: 31.2 - 57.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 514 - 17,907 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit