🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.36 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.1

Radius: 1.35

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.67 AU - 0.77 AU

Year: 221 Days

Day: 29.3 Hours

Environment

Temp: 152 °C

Axial Tilt: 38.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 64,018,421 km

• M1: 35,455 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.151

Orbit Range: 3.29 AU - 4.45 AU

Year: 2753 Days

Day: 28.3 Hours

Environment

Temp: -114 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.88 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 5.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 536.3

Radius: 8.2

Gravity: 7.98 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 4.7 AU - 7.08 AU

Year: 5170 Days

Day: 12.3 Hours

Environment

Temp: -144 °C

Axial Tilt: 0 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (85)

Outer Limit: 64,018,421 km

• M1: 109,206 km (0.053 R)
• M2: 207,343 km (0.107 R)
• M3: 271,969 km (0.036 R)
• M4: 419,024 km (0.059 R)
• M5: 829,520 km (0.115 R)
• M6: 945,309 km (0.112 R)
• M7: 998,566 km (0.11 R)
• M8: 1,355,058 km (0.116 R)
• M9: 1,477,279 km (0.074 R)
• M10: 1,635,254 km (0.035 R)
• M11: 1,782,309 km (0.066 R)
• M12: 2,002,367 km (0.114 R)
• M13: 2,071,931 km (0.046 R)
• M14: 2,468,814 km (0.107 R)
• M15: 2,581,162 km (0.103 R)
• M16: 2,638,009 km (0.118 R)
• M17: 2,695,305 km (0.078 R)
• M18: 3,291,004 km (0.06 R)
• M19: 3,435,814 km (0.12 R)
• M20: 3,839,429 km (0.113 R)
• M21: 3,991,870 km (0.096 R)
• M22: 4,146,554 km (0.097 R)
• M23: 4,280,593 km (0.103 R)
• M24: 4,393,390 km (0.084 R)
• M25: 4,901,574 km (0.113 R)
• M26: 5,186,708 km (0.074 R)
• M27: 5,306,984 km (0.055 R)
• M28: 6,226,563 km (0.036 R)
• M29: 6,796,530 km (0.115 R)
• M30: 6,901,847 km (0.041 R)
• M31: 7,141,054 km (0.085 R)
• M32: 7,410,031 km (0.119 R)
• M33: 7,491,413 km (0.081 R)
• M34: 8,462,452 km (0.047 R)
• M35: 8,890,601 km (0.1 R)
• M36: 9,034,963 km (0.045 R)
• M37: 9,121,880 km (0.094 R)
• M38: 10,581,357 km (0.057 R)
• M39: 11,104,500 km (0.078 R)
• M40: 11,259,933 km (0.106 R)
• M41: 11,699,152 km (0.079 R)
• M42: 11,762,282 km (0.095 R)
• M43: 12,207,934 km (0.089 R)
• M44: 12,529,570 km (0.094 R)
• M45: 12,626,659 km (0.068 R)
• M46: 13,082,783 km (0.102 R)
• M47: 13,378,986 km (0.105 R)
• M48: 13,610,713 km (0.082 R)
• M49: 14,044,846 km (0.05 R)
• M50: 14,112,166 km (0.1 R)
• M51: 14,348,081 km (0.111 R)
• M52: 15,029,649 km (0.052 R)
• M53: 15,098,464 km (0.076 R)
• M54: 15,339,915 km (0.046 R)
• M55: 15,582,563 km (0.115 R)
• M56: 15,652,126 km (0.083 R)
• M57: 15,791,551 km (0.113 R)
• M58: 16,177,215 km (0.102 R)
• M59: 16,850,704 km (0.114 R)
• M60: 17,969,098 km (0.078 R)
• M61: 18,041,952 km (0.093 R)
• M62: 18,481,919 km (0.049 R)
• M63: 18,666,374 km (0.09 R)
• M64: 19,111,278 km (0.102 R)
• M65: 19,672,270 km (0.098 R)
• M66: 19,747,517 km (0.108 R)
• M67: 20,276,795 km (0.106 R)
• M68: 21,117,834 km (0.109 R)
• M69: 21,620,183 km (0.12 R)
• M70: 22,479,324 km (0.087 R)
• M71: 22,834,021 km (0.112 R)
• M72: 23,111,076 km (0.062 R)
• M73: 23,269,949 km (0.091 R)
• M74: 23,989,365 km (0.102 R)
• M75: 24,271,207 km (0.117 R)
• M76: 25,163,708 km (0.101 R)
• M77: 25,286,229 km (0.09 R)
• M78: 25,943,263 km (0.075 R)
• M79: 26,232,435 km (0.079 R)
• M80: 26,522,655 km (0.118 R)
• M81: 27,526,008 km (0.098 R)
• M82: 27,863,202 km (0.101 R)
• M83: 28,116,920 km (0.084 R)
• M84: 28,286,564 km (0.088 R)
• M85: 28,414,021 km (0.096 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.39 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 79.6

Radius: 9.5

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 8.81 AU - 9.97 AU

Year: 10406 Days

Day: 12.5 Hours

Environment

Temp: -175 °C

Axial Tilt: 16.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (68)

Outer Limit: 64,018,421 km

• M1: 138,528 km (0.042 R)
• M2: 281,394 km (0.071 R)
• M3: 369,507 km (0.108 R)
• M4: 487,091 km (0.111 R)
• M5: 609,013 km (0.11 R)
• M6: 742,155 km (0.119 R)
• M7: 919,728 km (0.108 R)
• M8: 1,099,245 km (0.068 R)
• M9: 1,212,640 km (0.07 R)
• M10: 1,764,058 km (0.057 R)
• M11: 2,050,987 km (0.082 R)
• M12: 2,255,936 km (0.115 R)
• M13: 2,484,372 km (0.115 R)
• M14: 2,669,125 km (0.06 R)
• M15: 2,754,546 km (0.106 R)
• M16: 2,963,534 km (0.088 R)
• M17: 3,105,801 km (0.052 R)
• M18: 3,565,067 km (0.096 R)
• M19: 3,697,461 km (0.118 R)
• M20: 3,850,799 km (0.085 R)
• M21: 3,986,783 km (0.095 R)
• M22: 4,065,173 km (0.033 R)
• M23: 4,203,700 km (0.028 R)
• M24: 4,465,048 km (0.115 R)
• M25: 4,546,578 km (0.091 R)
• M26: 4,690,492 km (0.066 R)
• M27: 5,046,086 km (0.107 R)
• M28: 5,195,085 km (0.089 R)
• M29: 5,410,506 km (0.094 R)
• M30: 5,475,731 km (0.11 R)
• M31: 6,210,256 km (0.095 R)
• M32: 6,278,473 km (0.077 R)
• M33: 6,647,232 km (0.068 R)
• M34: 6,881,203 km (0.117 R)
• M35: 7,213,310 km (0.039 R)
• M36: 7,381,458 km (0.065 R)
• M37: 7,893,382 km (0.112 R)
• M38: 8,041,783 km (0.118 R)
• M39: 8,366,560 km (0.064 R)
• M40: 8,670,244 km (0.115 R)
• M41: 8,977,518 km (0.111 R)
• M42: 9,629,017 km (0.119 R)
• M43: 9,708,303 km (0.087 R)
• M44: 10,188,213 km (0.081 R)
• M45: 10,376,856 km (0.105 R)
• M46: 10,593,923 km (0.095 R)
• M47: 11,730,119 km (0.114 R)
• M48: 12,098,429 km (0.087 R)
• M49: 12,384,460 km (0.12 R)
• M50: 12,470,628 km (0.092 R)
• M51: 12,701,458 km (0.118 R)
• M52: 13,609,517 km (0.092 R)
• M53: 14,750,948 km (0.117 R)
• M54: 14,903,389 km (0.093 R)
• M55: 15,025,760 km (0.11 R)
• M56: 15,642,701 km (0.051 R)
• M57: 15,860,516 km (0.084 R)
• M58: 16,236,306 km (0.086 R)
• M59: 16,551,658 km (0.068 R)
• M60: 16,837,240 km (0.118 R)
• M61: 16,900,969 km (0.095 R)
• M62: 17,671,548 km (0.084 R)
• M63: 18,322,448 km (0.09 R)
• M64: 19,180,392 km (0.062 R)
• M65: 19,647,736 km (0.098 R)
• M66: 22,214,685 km (0.05 R)
• M67: 22,354,559 km (0.105 R)
• M68: 23,876,419 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 12.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 714.9

Radius: 11.4

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 10.4 AU - 13.68 AU

Year: 15109 Days

Day: 12.5 Hours

Environment

Temp: -184 °C

Axial Tilt: 29.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (91)

Outer Limit: 64,018,421 km

• M1: 336,146 km (0.092 R)
• M2: 652,845 km (0.025 R)
• M3: 731,384 km (0.067 R)
• M4: 877,541 km (0.073 R)
• M5: 1,274,424 km (0.071 R)
• M6: 1,533,229 km (0.111 R)
• M7: 2,012,091 km (0.036 R)
• M8: 2,600,460 km (0.11 R)
• M9: 2,930,921 km (0.062 R)
• M10: 3,170,428 km (0.12 R)
• M11: 3,274,997 km (0.027 R)
• M12: 4,658,627 km (0.091 R)
• M13: 4,979,216 km (0.069 R)
• M14: 5,183,417 km (0.079 R)
• M15: 6,201,281 km (0.114 R)
• M16: 6,288,945 km (0.072 R)
• M17: 6,913,666 km (0.096 R)
• M18: 8,222,348 km (0.102 R)
• M19: 8,415,479 km (0.113 R)
• M20: 8,512,717 km (0.114 R)
• M21: 9,253,227 km (0.075 R)
• M22: 9,454,137 km (0.1 R)
• M23: 10,324,497 km (0.08 R)
• M24: 10,480,677 km (0.046 R)
• M25: 10,637,755 km (0.108 R)
• M26: 10,848,389 km (0.073 R)
• M27: 11,220,289 km (0.086 R)
• M28: 11,542,523 km (0.074 R)
• M29: 13,029,675 km (0.115 R)
• M30: 14,634,711 km (0.099 R)
• M31: 14,869,131 km (0.088 R)
• M32: 15,282,320 km (0.085 R)
• M33: 15,879,066 km (0.049 R)
• M34: 16,059,631 km (0.075 R)
• M35: 16,240,794 km (0.113 R)
• M36: 16,788,621 km (0.091 R)
• M37: 17,404,366 km (0.055 R)
• M38: 19,167,676 km (0.095 R)
• M39: 19,940,648 km (0.103 R)
• M40: 22,185,813 km (0.084 R)
• M41: 22,522,558 km (0.044 R)
• M42: 22,929,165 km (0.064 R)
• M43: 25,278,151 km (0.11 R)
• M44: 25,700,615 km (0.11 R)
• M45: 28,138,462 km (0.111 R)
• M46: 28,357,024 km (0.111 R)
• M47: 28,430,028 km (0.062 R)
• M48: 28,649,488 km (0.09 R)
• M49: 31,855,221 km (0.102 R)
• M50: 32,159,204 km (0.104 R)
• M51: 32,235,349 km (0.092 R)
• M52: 32,846,606 km (0.117 R)
• M53: 33,693,330 km (0.088 R)
• M54: 34,158,280 km (0.098 R)
• M55: 34,547,384 km (0.085 R)
• M56: 35,644,535 km (0.099 R)
• M57: 35,881,199 km (0.082 R)
• M58: 36,355,873 km (0.105 R)
• M59: 36,753,055 km (0.096 R)
• M60: 37,391,689 km (0.099 R)
• M61: 37,872,945 km (0.086 R)
• M62: 37,953,429 km (0.094 R)
• M63: 38,518,011 km (0.077 R)
• M64: 39,329,280 km (0.064 R)
• M65: 39,492,192 km (0.1 R)
• M66: 39,573,873 km (0.074 R)
• M67: 39,818,764 km (0.035 R)
• M68: 42,714,231 km (0.11 R)
• M69: 43,217,329 km (0.072 R)
• M70: 43,806,894 km (0.12 R)
• M71: 44,568,796 km (0.119 R)
• M72: 45,420,307 km (0.046 R)
• M73: 45,848,157 km (0.113 R)
• M74: 47,139,635 km (0.102 R)
• M75: 47,312,720 km (0.116 R)
• M76: 48,530,447 km (0.052 R)
• M77: 51,263,151 km (0.104 R)
• M78: 51,887,124 km (0.117 R)
• M79: 52,424,031 km (0.057 R)
• M80: 53,142,699 km (0.108 R)
• M81: 53,593,437 km (0.106 R)
• M82: 54,045,522 km (0.113 R)
• M83: 54,498,953 km (0.041 R)
• M84: 56,692,507 km (0.111 R)
• M85: 57,985,481 km (0.079 R)
• M86: 59,381,528 km (0.059 R)
• M87: 61,260,029 km (0.097 R)
• M88: 62,491,519 km (0.051 R)
• M89: 62,681,657 km (0.057 R)
• M90: 63,635,493 km (0.108 R)
• M91: 63,826,829 km (0.086 R)

Kuiper Belt

Range: 30.3 - 49.3 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 449 - 15,026 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit