🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.45 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.64

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.205

Orbit Range: 0.72 AU - 1.08 AU

Year: 309 Days

Day: 34 Hours

Environment

Temp: 145 °C

Axial Tilt: 2.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.11 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.28

Radius: 0.6

Gravity: 0.78 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 1.67 AU - 2.55 AU

Year: 1108 Days

Day: 19.8 Hours

Environment

Temp: -62 °C

Axial Tilt: 99.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.44 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.049

Orbit Range: 2.32 AU - 2.56 AU

Year: 1378 Days

Day: 14.1 Hours

Environment

Temp: -84 °C

Axial Tilt: 32.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 4.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.2

Radius: 1.78

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 4.22 AU - 5.04 AU

Year: 3603 Days

Day: 32 Hours

Environment

Temp: -126 °C

Axial Tilt: 152.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 78,277,401 km

• M1: 162,314 km (0.101 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 579.3

Radius: 9.9

Gravity: 5.91 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.92 AU - 7.08 AU

Year: 5315 Days

Day: 8.4 Hours

Environment

Temp: -147 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (77)

Outer Limit: 78,277,401 km

• M1: 277,055 km (0.104 R)
• M2: 454,329 km (0.05 R)
• M3: 660,026 km (0.09 R)
• M4: 768,335 km (0.096 R)
• M5: 1,479,523 km (0.08 R)
• M6: 1,543,551 km (0.12 R)
• M7: 1,741,618 km (0.116 R)
• M8: 1,843,943 km (0.092 R)
• M9: 1,930,561 km (0.076 R)
• M10: 2,236,039 km (0.116 R)
• M11: 2,347,490 km (0.038 R)
• M12: 3,096,526 km (0.045 R)
• M13: 3,200,347 km (0.11 R)
• M14: 3,518,991 km (0.098 R)
• M15: 4,417,924 km (0.099 R)
• M16: 4,488,086 km (0.117 R)
• M17: 5,210,793 km (0.055 R)
• M18: 5,687,113 km (0.039 R)
• M19: 5,840,600 km (0.107 R)
• M20: 5,943,523 km (0.119 R)
• M21: 6,203,824 km (0.113 R)
• M22: 6,467,714 km (0.067 R)
• M23: 7,281,676 km (0.117 R)
• M24: 7,532,253 km (0.037 R)
• M25: 7,644,451 km (0.091 R)
• M26: 8,242,992 km (0.106 R)
• M27: 8,650,347 km (0.083 R)
• M28: 9,758,568 km (0.03 R)
• M29: 9,881,089 km (0.048 R)
• M30: 10,096,659 km (0.111 R)
• M31: 10,563,854 km (0.095 R)
• M32: 10,847,641 km (0.107 R)
• M33: 11,038,228 km (0.109 R)
• M34: 11,551,798 km (0.11 R)
• M35: 12,073,147 km (0.101 R)
• M36: 12,171,732 km (0.099 R)
• M37: 12,270,765 km (0.059 R)
• M38: 12,369,799 km (0.101 R)
• M39: 13,410,103 km (0.078 R)
• M40: 13,648,861 km (0.089 R)
• M41: 13,786,042 km (0.12 R)
• M42: 14,061,601 km (0.091 R)
• M43: 14,165,422 km (0.087 R)
• M44: 14,408,519 km (0.107 R)
• M45: 15,004,966 km (0.103 R)
• M46: 15,111,031 km (0.099 R)
• M47: 15,181,940 km (0.082 R)
• M48: 15,359,513 km (0.119 R)
• M49: 16,040,931 km (0.113 R)
• M50: 16,915,630 km (0.074 R)
• M51: 17,321,788 km (0.091 R)
• M52: 17,433,089 km (0.114 R)
• M53: 18,749,400 km (0.103 R)
• M54: 19,093,027 km (0.077 R)
• M55: 19,169,621 km (0.085 R)
• M56: 19,825,308 km (0.092 R)
• M57: 20,253,457 km (0.099 R)
• M58: 21,118,881 km (0.105 R)
• M59: 21,277,604 km (0.098 R)
• M60: 21,715,926 km (0.092 R)
• M61: 22,561,004 km (0.108 R)
• M62: 23,130,374 km (0.082 R)
• M63: 23,498,983 km (0.054 R)
• M64: 23,745,820 km (0.053 R)
• M65: 25,202,454 km (0.078 R)
• M66: 25,328,565 km (0.097 R)
• M67: 25,877,888 km (0.062 R)
• M68: 26,047,682 km (0.11 R)
• M69: 26,303,195 km (0.07 R)
• M70: 26,559,456 km (0.081 R)
• M71: 27,074,372 km (0.053 R)
• M72: 27,160,541 km (0.087 R)
• M73: 27,462,878 km (0.044 R)
• M74: 27,766,113 km (0.069 R)
• M75: 28,682,998 km (0.074 R)
• M76: 28,990,721 km (0.07 R)
• M77: 29,299,641 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 13.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 324.5

Radius: 5.6

Gravity: 10.35 G

Time & Orbit

Eccentricity (e): 0.241

Orbit Range: 10.47 AU - 17.13 AU

Year: 18540 Days

Day: 18.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (92)

Outer Limit: 78,277,401 km

• M1: 117,734 km (0.106 R)
• M2: 183,557 km (0.115 R)
• M3: 266,135 km (0.11 R)
• M4: 680,521 km (0.09 R)
• M5: 836,102 km (0.106 R)
• M6: 897,438 km (0.062 R)
• M7: 1,135,149 km (0.085 R)
• M8: 1,203,365 km (0.105 R)
• M9: 1,296,565 km (0.075 R)
• M10: 1,565,093 km (0.045 R)
• M11: 1,718,730 km (0.117 R)
• M12: 2,266,109 km (0.032 R)
• M13: 2,352,576 km (0.074 R)
• M14: 2,863,303 km (0.097 R)
• M15: 2,925,686 km (0.111 R)
• M16: 3,083,362 km (0.098 R)
• M17: 3,407,241 km (0.084 R)
• M18: 3,674,273 km (0.066 R)
• M19: 4,122,319 km (0.116 R)
• M20: 5,107,271 km (0.091 R)
• M21: 5,145,120 km (0.102 R)
• M22: 5,606,330 km (0.057 R)
• M23: 5,921,084 km (0.107 R)
• M24: 6,161,039 km (0.057 R)
• M25: 6,363,445 km (0.08 R)
• M26: 6,816,277 km (0.062 R)
• M27: 6,899,753 km (0.104 R)
• M28: 7,067,751 km (0.084 R)
• M29: 7,236,947 km (0.108 R)
• M30: 7,450,572 km (0.071 R)
• M31: 9,139,832 km (0.087 R)
• M32: 9,603,286 km (0.076 R)
• M33: 10,026,947 km (0.056 R)
• M34: 10,312,828 km (0.107 R)
• M35: 10,892,520 km (0.054 R)
• M36: 11,383,650 km (0.115 R)
• M37: 12,951,735 km (0.117 R)
• M38: 13,419,527 km (0.081 R)
• M39: 13,629,114 km (0.111 R)
• M40: 14,478,680 km (0.085 R)
• M41: 15,235,945 km (0.113 R)
• M42: 16,507,975 km (0.12 R)
• M43: 17,071,511 km (0.068 R)
• M44: 17,412,594 km (0.105 R)
• M45: 18,741,172 km (0.069 R)
• M46: 18,799,665 km (0.083 R)
• M47: 19,447,274 km (0.081 R)
• M48: 19,565,756 km (0.119 R)
• M49: 19,863,156 km (0.098 R)
• M50: 20,522,434 km (0.055 R)
• M51: 22,171,302 km (0.104 R)
• M52: 22,667,967 km (0.106 R)
• M53: 22,980,178 km (0.09 R)
• M54: 23,105,541 km (0.102 R)
• M55: 24,819,334 km (0.091 R)
• M56: 25,334,848 km (0.078 R)
• M57: 27,034,878 km (0.039 R)
• M58: 27,898,657 km (0.116 R)
• M59: 27,965,377 km (0.098 R)
• M60: 28,367,496 km (0.039 R)
• M61: 28,838,879 km (0.092 R)
• M62: 29,721,357 km (0.114 R)
• M63: 30,819,405 km (0.101 R)
• M64: 31,582,055 km (0.064 R)
• M65: 32,702,394 km (0.107 R)
• M66: 32,984,535 km (0.117 R)
• M67: 33,267,574 km (0.058 R)
• M68: 34,479,018 km (0.079 R)
• M69: 34,766,096 km (0.106 R)
• M70: 35,632,268 km (0.119 R)
• M71: 36,068,047 km (0.109 R)
• M72: 38,421,670 km (0.048 R)
• M73: 39,242,214 km (0.077 R)
• M74: 39,692,205 km (0.11 R)
• M75: 40,824,511 km (0.105 R)
• M76: 40,900,357 km (0.072 R)
• M77: 41,661,661 km (0.091 R)
• M78: 42,812,367 km (0.109 R)
• M79: 43,662,831 km (0.115 R)
• M80: 44,988,119 km (0.058 R)
• M81: 45,223,436 km (0.112 R)
• M82: 48,158,098 km (0.108 R)
• M83: 48,800,770 km (0.101 R)
• M84: 48,881,254 km (0.09 R)
• M85: 49,365,353 km (0.068 R)
• M86: 50,013,261 km (0.116 R)
• M87: 50,582,481 km (0.09 R)
• M88: 50,827,073 km (0.062 R)
• M89: 51,317,455 km (0.115 R)
• M90: 52,385,434 km (0.12 R)
• M91: 54,961,510 km (0.112 R)
• M92: 55,548,831 km (0.095 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 751.3

Radius: 7.7

Gravity: 12.67 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 14.38 AU - 14.58 AU

Year: 19927 Days

Day: 15.6 Hours

Environment

Temp: -187 °C

Axial Tilt: 2.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 78,277,401 km

• M1: 225,294 km (0.09 R)
• M2: 543,339 km (0.111 R)
• M3: 792,869 km (0.091 R)
• M4: 943,813 km (0.085 R)
• M5: 1,898,098 km (0.099 R)
• M6: 2,568,147 km (0.067 R)
• M7: 3,509,566 km (0.076 R)
• M8: 3,930,684 km (0.064 R)
• M9: 5,052,518 km (0.096 R)
• M10: 5,335,707 km (0.082 R)
• M11: 5,479,321 km (0.101 R)
• M12: 5,624,132 km (0.094 R)
• M13: 6,417,898 km (0.059 R)
• M14: 6,621,950 km (0.111 R)
• M15: 7,944,245 km (0.055 R)
• M16: 8,495,513 km (0.114 R)
• M17: 9,809,880 km (0.109 R)
• M18: 11,803,571 km (0.102 R)
• M19: 12,053,699 km (0.104 R)
• M20: 14,049,634 km (0.098 R)
• M21: 14,314,571 km (0.088 R)
• M22: 14,447,564 km (0.105 R)
• M23: 15,187,026 km (0.04 R)
• M24: 15,663,944 km (0.088 R)
• M25: 16,076,535 km (0.119 R)
• M26: 16,492,866 km (0.063 R)
• M27: 16,632,441 km (0.047 R)
• M28: 19,726,125 km (0.06 R)
• M29: 20,771,066 km (0.045 R)
• M30: 20,846,314 km (0.107 R)
• M31: 21,376,040 km (0.092 R)
• M32: 21,757,215 km (0.106 R)
• M33: 22,294,571 km (0.083 R)
• M34: 22,448,956 km (0.109 R)
• M35: 22,603,640 km (0.095 R)
• M36: 22,758,623 km (0.047 R)
• M37: 23,147,877 km (0.102 R)
• M38: 25,933,090 km (0.047 R)
• M39: 26,014,172 km (0.107 R)
• M40: 26,258,017 km (0.117 R)
• M41: 27,737,091 km (0.097 R)
• M42: 28,069,497 km (0.115 R)
• M43: 28,990,272 km (0.118 R)
• M44: 29,666,155 km (0.045 R)
• M45: 31,292,135 km (0.078 R)
• M46: 31,811,538 km (0.117 R)
• M47: 31,898,455 km (0.093 R)
• M48: 31,985,371 km (0.09 R)
• M49: 32,771,209 km (0.063 R)
• M50: 34,184,161 km (0.063 R)
• M51: 35,077,260 km (0.114 R)
• M52: 35,346,686 km (0.054 R)
• M53: 35,526,652 km (0.114 R)
• M54: 36,431,270 km (0.09 R)
• M55: 36,522,226 km (0.12 R)
• M56: 39,750,099 km (0.111 R)
• M57: 40,500,632 km (0.095 R)
• M58: 40,594,729 km (0.088 R)
• M59: 41,255,802 km (0.082 R)
• M60: 41,350,497 km (0.109 R)
• M61: 42,015,759 km (0.092 R)
• M62: 42,206,346 km (0.12 R)
• M63: 42,780,204 km (0.05 R)
• M64: 47,264,250 km (0.086 R)
• M65: 48,158,846 km (0.101 R)
• M66: 50,673,287 km (0.102 R)
• M67: 52,920,995 km (0.083 R)
• M68: 53,126,841 km (0.114 R)
• M69: 53,539,582 km (0.101 R)
• M70: 56,879,205 km (0.091 R)
• M71: 57,090,138 km (0.111 R)
• M72: 58,361,421 km (0.054 R)
• M73: 59,000,503 km (0.087 R)
• M74: 61,580,019 km (0.101 R)
• M75: 62,774,558 km (0.059 R)
• M76: 63,538,704 km (0.107 R)
• M77: 64,745,809 km (0.116 R)
• M78: 65,517,883 km (0.111 R)
• M79: 66,292,950 km (0.114 R)
• M80: 67,182,459 km (0.118 R)
• M81: 67,628,709 km (0.119 R)
• M82: 68,299,955 km (0.098 R)
• M83: 68,636,401 km (0.094 R)
• M84: 69,761,825 km (0.119 R)
• M85: 69,987,718 km (0.103 R)
• M86: 71,234,018 km (0.041 R)
• M87: 71,461,407 km (0.068 R)
• M88: 72,487,648 km (0.095 R)
• M89: 75,595,694 km (0.094 R)
• M90: 75,943,658 km (0.072 R)
• M91: 76,059,896 km (0.064 R)
• M92: 76,524,996 km (0.067 R)
• M93: 77,808,845 km (0.063 R)

Kuiper Belt

Range: 30.3 - 50.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 391 - 12,814 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit