🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.5 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.48

Radius: 1.65

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.023

Orbit Range: 0.98 AU - 1.02 AU

Year: 371 Days

Day: 19.8 Hours

Environment

Temp: 20 °C

Axial Tilt: 28.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.19

Radius: 1.59

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.133

Orbit Range: 2.34 AU - 3.06 AU

Year: 1645 Days

Day: 31.9 Hours

Environment

Temp: -91 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 4.4 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.6

Radius: 1.67

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 4.22 AU - 4.58 AU

Year: 3423 Days

Day: 16.8 Hours

Environment

Temp: -144 °C

Axial Tilt: 3.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 70,499,758 km

• M1: 1,064,538 km (0.107 R)
• M2: 3,032,498 km (0.077 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 402.8

Radius: 8.3

Gravity: 5.85 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 5.47 AU - 6.17 AU

Year: 5207 Days

Day: 8 Hours

Environment

Temp: -142 °C

Axial Tilt: 38.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (66)

Outer Limit: 70,499,758 km

• M1: 107,411 km (0.067 R)
• M2: 176,376 km (0.047 R)
• M3: 512,522 km (0.075 R)
• M4: 634,893 km (0.112 R)
• M5: 849,267 km (0.053 R)
• M6: 996,621 km (0.027 R)
• M7: 1,233,584 km (0.12 R)
• M8: 1,387,371 km (0.104 R)
• M9: 1,503,159 km (0.098 R)
• M10: 1,562,251 km (0.103 R)
• M11: 1,982,172 km (0.101 R)
• M12: 2,080,158 km (0.1 R)
• M13: 2,720,138 km (0.048 R)
• M14: 2,811,094 km (0.079 R)
• M15: 3,456,459 km (0.036 R)
• M16: 3,654,826 km (0.104 R)
• M17: 3,795,896 km (0.093 R)
• M18: 3,938,762 km (0.101 R)
• M19: 4,335,795 km (0.059 R)
• M20: 4,421,066 km (0.106 R)
• M21: 4,485,243 km (0.054 R)
• M22: 4,899,629 km (0.078 R)
• M23: 5,532,728 km (0.119 R)
• M24: 6,701,536 km (0.079 R)
• M25: 7,402,851 km (0.104 R)
• M26: 7,479,295 km (0.084 R)
• M27: 8,338,436 km (0.083 R)
• M28: 8,498,057 km (0.104 R)
• M29: 9,559,753 km (0.112 R)
• M30: 9,838,603 km (0.112 R)
• M31: 10,290,538 km (0.104 R)
• M32: 10,375,959 km (0.057 R)
• M33: 10,633,865 km (0.038 R)
• M34: 10,691,461 km (0.052 R)
• M35: 11,627,195 km (0.088 R)
• M36: 11,805,516 km (0.082 R)
• M37: 12,741,400 km (0.1 R)
• M38: 13,202,760 km (0.116 R)
• M39: 13,295,810 km (0.053 R)
• M40: 14,173,650 km (0.034 R)
• M41: 14,300,659 km (0.087 R)
• M42: 15,199,892 km (0.105 R)
• M43: 15,525,417 km (0.095 R)
• M44: 15,787,662 km (0.076 R)
• M45: 15,919,158 km (0.08 R)
• M46: 17,052,661 km (0.093 R)
• M47: 17,289,176 km (0.112 R)
• M48: 17,834,011 km (0.093 R)
• M49: 18,280,860 km (0.103 R)
• M50: 19,502,177 km (0.068 R)
• M51: 19,998,094 km (0.109 R)
• M52: 20,140,511 km (0.091 R)
• M53: 20,211,869 km (0.119 R)
• M54: 20,749,673 km (0.118 R)
• M55: 21,147,005 km (0.07 R)
• M56: 21,328,468 km (0.064 R)
• M57: 22,022,751 km (0.059 R)
• M58: 22,280,508 km (0.079 R)
• M59: 22,391,211 km (0.119 R)
• M60: 22,724,515 km (0.063 R)
• M61: 23,809,548 km (0.029 R)
• M62: 24,111,886 km (0.073 R)
• M63: 24,377,422 km (0.116 R)
• M64: 24,453,567 km (0.075 R)
• M65: 24,567,710 km (0.062 R)
• M66: 24,796,745 km (0.09 R)

Planet 5 - Gas Giant

Semi-Major Axis: 10.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 344.8

Radius: 10

Gravity: 3.45 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 10.38 AU - 11.04 AU

Year: 12998 Days

Day: 14.6 Hours

Environment

Temp: -178 °C

Axial Tilt: 21.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 70,499,758 km

• M1: 131,796 km (0.119 R)
• M2: 207,492 km (0.032 R)
• M3: 336,595 km (0.095 R)
• M4: 459,864 km (0.102 R)
• M5: 630,705 km (0.096 R)
• M6: 806,632 km (0.114 R)
• M7: 1,306,588 km (0.038 R)
• M8: 1,492,538 km (0.083 R)
• M9: 1,665,323 km (0.037 R)
• M10: 1,960,181 km (0.093 R)
• M11: 2,420,942 km (0.116 R)
• M12: 2,914,915 km (0.09 R)
• M13: 3,326,907 km (0.088 R)
• M14: 3,468,277 km (0.11 R)
• M15: 3,786,621 km (0.099 R)
• M16: 4,205,495 km (0.076 R)
• M17: 4,420,617 km (0.069 R)
• M18: 4,702,459 km (0.092 R)
• M19: 5,054,912 km (0.113 R)
• M20: 5,119,987 km (0.072 R)
• M21: 7,640,711 km (0.086 R)
• M22: 7,715,510 km (0.062 R)
• M23: 7,979,102 km (0.058 R)
• M24: 8,945,055 km (0.118 R)
• M25: 9,988,500 km (0.106 R)
• M26: 10,111,320 km (0.039 R)
• M27: 10,607,835 km (0.103 R)
• M28: 10,901,197 km (0.112 R)
• M29: 10,985,420 km (0.107 R)
• M30: 11,154,765 km (0.111 R)
• M31: 12,144,804 km (0.083 R)
• M32: 12,276,001 km (0.113 R)
• M33: 13,028,329 km (0.095 R)
• M34: 13,117,938 km (0.098 R)
• M35: 16,088,503 km (0.112 R)
• M36: 16,619,276 km (0.043 R)
• M37: 16,716,365 km (0.117 R)
• M38: 17,204,802 km (0.056 R)
• M39: 17,797,210 km (0.084 R)
• M40: 18,195,739 km (0.101 R)
• M41: 18,396,200 km (0.087 R)
• M42: 18,597,409 km (0.05 R)
• M43: 18,849,930 km (0.104 R)
• M44: 19,052,635 km (0.076 R)
• M45: 19,665,388 km (0.082 R)
• M46: 19,768,162 km (0.089 R)
• M47: 20,181,052 km (0.052 R)
• M48: 21,754,373 km (0.087 R)
• M49: 22,020,358 km (0.077 R)
• M50: 23,748,512 km (0.088 R)
• M51: 24,022,426 km (0.102 R)
• M52: 25,576,000 km (0.097 R)
• M53: 28,604,160 km (0.045 R)
• M54: 28,837,383 km (0.11 R)
• M55: 29,012,562 km (0.098 R)
• M56: 30,130,806 km (0.049 R)
• M57: 30,903,928 km (0.115 R)
• M58: 31,083,296 km (0.025 R)
• M59: 31,203,124 km (0.09 R)
• M60: 31,443,079 km (0.089 R)
• M61: 32,469,919 km (0.072 R)
• M62: 34,680,377 km (0.036 R)
• M63: 34,929,008 km (0.051 R)
• M64: 35,178,238 km (0.067 R)
• M65: 36,055,032 km (0.087 R)
• M66: 36,180,843 km (0.096 R)
• M67: 38,599,691 km (0.08 R)
• M68: 41,267,620 km (0.038 R)
• M69: 41,531,062 km (0.095 R)
• M70: 42,989,940 km (0.045 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.31 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 643.9

Radius: 5.7

Gravity: 19.82 G

Time & Orbit

Eccentricity (e): 0.084

Orbit Range: 11.28 AU - 13.34 AU

Year: 16017 Days

Day: 20.9 Hours

Environment

Temp: -182 °C

Axial Tilt: 19.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 70,499,758 km

• M1: 76,594 km (0.085 R)
• M2: 135,087 km (0.096 R)
• M3: 188,793 km (0.026 R)
• M4: 473,477 km (0.049 R)
• M5: 527,931 km (0.101 R)
• M6: 704,307 km (0.116 R)
• M7: 746,045 km (0.026 R)
• M8: 832,213 km (0.109 R)
• M9: 967,749 km (0.109 R)
• M10: 2,040,665 km (0.096 R)
• M11: 2,607,640 km (0.08 R)
• M12: 2,840,714 km (0.088 R)
• M13: 3,652,881 km (0.117 R)
• M14: 4,413,586 km (0.048 R)
• M15: 4,611,205 km (0.063 R)
• M16: 5,097,398 km (0.115 R)
• M17: 5,727,953 km (0.091 R)
• M18: 5,856,906 km (0.063 R)
• M19: 6,161,787 km (0.095 R)
• M20: 6,382,743 km (0.081 R)
• M21: 6,969,316 km (0.093 R)
• M22: 7,479,146 km (0.1 R)
• M23: 7,762,185 km (0.093 R)
• M24: 8,929,347 km (0.115 R)
• M25: 9,029,129 km (0.092 R)
• M26: 9,840,099 km (0.113 R)
• M27: 10,046,395 km (0.052 R)
• M28: 10,098,305 km (0.114 R)
• M29: 10,463,473 km (0.105 R)
• M30: 12,022,283 km (0.094 R)
• M31: 12,409,293 km (0.059 R)
• M32: 13,709,298 km (0.116 R)
• M33: 13,939,829 km (0.11 R)
• M34: 14,113,662 km (0.096 R)
• M35: 14,346,286 km (0.105 R)
• M36: 15,529,007 km (0.071 R)
• M37: 16,132,036 km (0.12 R)
• M38: 17,174,584 km (0.066 R)
• M39: 17,360,833 km (0.117 R)
• M40: 18,302,103 km (0.094 R)
• M41: 19,388,782 km (0.118 R)
• M42: 19,582,810 km (0.112 R)
• M43: 20,037,737 km (0.086 R)
• M44: 21,423,612 km (0.08 R)
• M45: 23,181,836 km (0.042 R)
• M46: 23,525,163 km (0.095 R)
• M47: 24,565,466 km (0.08 R)
• M48: 24,635,329 km (0.107 R)
• M49: 25,549,820 km (0.104 R)
• M50: 26,189,501 km (0.108 R)
• M51: 26,260,859 km (0.088 R)
• M52: 26,834,417 km (0.06 R)
• M53: 27,775,089 km (0.06 R)
• M54: 27,920,797 km (0.107 R)
• M55: 28,652,929 km (0.087 R)
• M56: 29,169,341 km (0.107 R)
• M57: 29,465,694 km (0.068 R)
• M58: 30,435,986 km (0.091 R)
• M59: 34,030,075 km (0.113 R)
• M60: 34,420,226 km (0.074 R)
• M61: 34,733,484 km (0.099 R)
• M62: 34,812,023 km (0.089 R)
• M63: 35,205,166 km (0.077 R)
• M64: 35,283,855 km (0.049 R)
• M65: 35,757,930 km (0.101 R)
• M66: 36,154,664 km (0.092 R)
• M67: 38,402,821 km (0.09 R)
• M68: 39,134,953 km (0.036 R)
• M69: 39,625,634 km (0.109 R)
• M70: 40,447,973 km (0.099 R)
• M71: 40,530,551 km (0.114 R)
• M72: 41,442,201 km (0.07 R)
• M73: 41,525,377 km (0.114 R)
• M74: 41,775,355 km (0.115 R)
• M75: 43,454,591 km (0.1 R)
• M76: 43,623,786 km (0.095 R)
• M77: 44,472,754 km (0.117 R)
• M78: 45,498,696 km (0.119 R)
• M79: 45,928,491 km (0.102 R)
• M80: 46,445,950 km (0.119 R)
• M81: 49,326,607 km (0.114 R)
• M82: 54,345,615 km (0.115 R)
• M83: 55,350,315 km (0.106 R)
• M84: 55,717,278 km (0.073 R)
• M85: 56,269,145 km (0.115 R)
• M86: 57,007,709 km (0.067 R)
• M87: 58,681,410 km (0.117 R)
• M88: 60,843,399 km (0.055 R)
• M89: 61,127,186 km (0.116 R)
• M90: 61,316,726 km (0.048 R)
• M91: 61,601,411 km (0.088 R)
• M92: 62,458,009 km (0.065 R)
• M93: 62,648,895 km (0.103 R)

Planet 7 - Ice Giant

Semi-Major Axis: 16.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 384

Radius: 6.9

Gravity: 8.07 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 14.45 AU - 17.63 AU

Year: 23824 Days

Day: 20.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 70,499,758 km

• M1: 92,152 km (0.117 R)
• M2: 433,535 km (0.107 R)
• M3: 1,362,089 km (0.068 R)
• M4: 1,923,978 km (0.099 R)
• M5: 2,345,994 km (0.109 R)
• M6: 2,413,462 km (0.095 R)
• M7: 2,903,844 km (0.086 R)
• M8: 3,086,354 km (0.082 R)
• M9: 3,539,785 km (0.085 R)
• M10: 3,695,516 km (0.081 R)
• M11: 5,418,435 km (0.114 R)
• M12: 5,734,236 km (0.047 R)
• M13: 5,871,417 km (0.118 R)
• M14: 6,478,485 km (0.081 R)
• M15: 6,526,058 km (0.069 R)
• M16: 6,813,734 km (0.069 R)
• M17: 7,154,518 km (0.114 R)
• M18: 8,364,765 km (0.066 R)
• M19: 8,940,418 km (0.115 R)
• M20: 9,259,809 km (0.075 R)
• M21: 9,691,548 km (0.063 R)
• M22: 9,800,456 km (0.092 R)
• M23: 11,367,942 km (0.078 R)
• M24: 12,832,057 km (0.073 R)
• M25: 13,132,000 km (0.094 R)
• M26: 13,738,769 km (0.04 R)
• M27: 14,107,229 km (0.062 R)
• M28: 14,168,863 km (0.112 R)
• M29: 14,416,747 km (0.117 R)
• M30: 15,295,185 km (0.05 R)
• M31: 15,740,987 km (0.097 R)
• M32: 16,126,501 km (0.072 R)
• M33: 16,906,803 km (0.074 R)
• M34: 17,499,959 km (0.082 R)
• M35: 17,566,380 km (0.103 R)
• M36: 17,632,802 km (0.09 R)
• M37: 17,699,223 km (0.115 R)
• M38: 17,765,794 km (0.091 R)
• M39: 18,099,996 km (0.119 R)
• M40: 18,368,973 km (0.087 R)
• M41: 18,706,915 km (0.114 R)
• M42: 19,183,384 km (0.11 R)
• M43: 20,079,176 km (0.11 R)
• M44: 22,269,289 km (0.111 R)
• M45: 27,101,150 km (0.066 R)
• M46: 27,872,178 km (0.05 R)
• M47: 28,182,593 km (0.079 R)
• M48: 29,278,248 km (0.094 R)
• M49: 29,357,086 km (0.112 R)
• M50: 30,228,494 km (0.039 R)
• M51: 30,387,815 km (0.084 R)
• M52: 31,672,562 km (0.098 R)
• M53: 31,996,591 km (0.108 R)
• M54: 33,550,314 km (0.079 R)
• M55: 34,544,243 km (0.115 R)
• M56: 35,800,266 km (0.066 R)
• M57: 36,306,805 km (0.09 R)
• M58: 37,241,792 km (0.083 R)
• M59: 38,529,380 km (0.083 R)
• M60: 39,048,485 km (0.086 R)
• M61: 39,395,851 km (0.083 R)
• M62: 39,569,834 km (0.099 R)
• M63: 40,619,711 km (0.103 R)
• M64: 41,590,003 km (0.119 R)
• M65: 41,678,565 km (0.065 R)
• M66: 42,478,764 km (0.104 R)
• M67: 43,104,532 km (0.085 R)
• M68: 44,818,475 km (0.107 R)
• M69: 44,909,430 km (0.107 R)
• M70: 45,273,252 km (0.107 R)
• M71: 45,729,526 km (0.093 R)
• M72: 45,912,484 km (0.116 R)
• M73: 46,738,713 km (0.072 R)
• M74: 47,015,320 km (0.111 R)
• M75: 47,199,923 km (0.091 R)
• M76: 48,592,380 km (0.105 R)
• M77: 50,658,925 km (0.113 R)
• M78: 50,848,316 km (0.053 R)
• M79: 51,607,825 km (0.046 R)
• M80: 52,371,073 km (0.044 R)
• M81: 52,850,085 km (0.102 R)
• M82: 55,461,316 km (0.1 R)
• M83: 55,754,079 km (0.078 R)
• M84: 55,851,767 km (0.099 R)
• M85: 61,110,281 km (0.119 R)
• M86: 63,747,243 km (0.036 R)
• M87: 63,849,418 km (0.115 R)
• M88: 64,771,240 km (0.043 R)
• M89: 66,110,590 km (0.101 R)
• M90: 66,731,870 km (0.107 R)
• M91: 67,980,115 km (0.06 R)
• M92: 69,866,993 km (0.117 R)
• M93: 70,077,627 km (0.069 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 337 - 16,767 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit