🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.39 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.65

Radius: 1.68

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.221

Orbit Range: 0.61 AU - 0.95 AU

Year: 243 Days

Day: 41.1 Hours

Environment

Temp: 119 °C

Axial Tilt: 5.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 72,913,898 km

• M1: 99,034 km (0.118 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.27 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.07 AU - 1.47 AU

Year: 505 Days

Day: 30.4 Hours

Environment

Temp: 22 °C

Axial Tilt: 28.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.53 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.46

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 1.52 AU - 1.54 AU

Year: 668 Days

Day: 28.7 Hours

Environment

Temp: -22 °C

Axial Tilt: 71.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.42

Radius: 1.64

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 1.37 AU - 1.87 AU

Year: 728 Days

Day: 48 Hours

Environment

Temp: -38 °C

Axial Tilt: 39.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,913,898 km

• M1: 464,950 km (0.103 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.91

Radius: 1.53

Gravity: 1.24 G

Time & Orbit

Eccentricity (e): 0.224

Orbit Range: 2.72 AU - 4.28 AU

Year: 2312 Days

Day: 23.4 Hours

Environment

Temp: -105 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,913,898 km

• M1: 1,456,186 km (0.115 R)

Planet 6 - Terrestrial

Semi-Major Axis: 3.96 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 3.24 AU - 4.68 AU

Year: 2783 Days

Day: 40.8 Hours

Environment

Temp: -118 °C

Axial Tilt: 31.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 9.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 323.5

Radius: 8

Gravity: 5.05 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 7.48 AU - 11.82 AU

Year: 10585 Days

Day: 8.8 Hours

Environment

Temp: -176 °C

Axial Tilt: 36.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (82)

Outer Limit: 72,913,898 km

• M1: 132,544 km (0.09 R)
• M2: 506,090 km (0.09 R)
• M3: 598,242 km (0.047 R)
• M4: 696,528 km (0.04 R)
• M5: 1,091,765 km (0.087 R)
• M6: 1,178,532 km (0.078 R)
• M7: 1,322,296 km (0.029 R)
• M8: 1,686,866 km (0.052 R)
• M9: 1,808,489 km (0.108 R)
• M10: 2,017,626 km (0.059 R)
• M11: 2,528,054 km (0.041 R)
• M12: 3,251,659 km (0.094 R)
• M13: 3,454,963 km (0.082 R)
• M14: 3,558,185 km (0.056 R)
• M15: 4,254,115 km (0.116 R)
• M16: 4,364,967 km (0.07 R)
• M17: 4,646,061 km (0.111 R)
• M18: 4,846,522 km (0.049 R)
• M19: 5,049,676 km (0.037 R)
• M20: 5,196,581 km (0.098 R)
• M21: 5,285,442 km (0.098 R)
• M22: 5,494,580 km (0.1 R)
• M23: 5,585,087 km (0.087 R)
• M24: 5,676,042 km (0.08 R)
• M25: 6,013,984 km (0.104 R)
• M26: 6,169,865 km (0.069 R)
• M27: 6,485,367 km (0.093 R)
• M28: 7,264,173 km (0.116 R)
• M29: 7,799,734 km (0.097 R)
• M30: 7,935,569 km (0.077 R)
• M31: 8,556,849 km (0.117 R)
• M32: 8,979,612 km (0.116 R)
• M33: 9,086,425 km (0.048 R)
• M34: 9,229,441 km (0.098 R)
• M35: 9,301,248 km (0.063 R)
• M36: 9,662,975 km (0.095 R)
• M37: 9,918,937 km (0.098 R)
• M38: 10,437,593 km (0.116 R)
• M39: 10,927,227 km (0.085 R)
• M40: 11,117,515 km (0.084 R)
• M41: 11,617,471 km (0.083 R)
• M42: 11,967,830 km (0.116 R)
• M43: 12,282,135 km (0.096 R)
• M44: 12,480,053 km (0.028 R)
• M45: 13,730,392 km (0.086 R)
• M46: 14,474,492 km (0.101 R)
• M47: 14,725,517 km (0.103 R)
• M48: 16,088,054 km (0.111 R)
• M49: 16,522,187 km (0.115 R)
• M50: 17,004,042 km (0.083 R)
• M51: 17,401,823 km (0.098 R)
• M52: 18,432,253 km (0.101 R)
• M53: 19,620,658 km (0.082 R)
• M54: 19,759,336 km (0.109 R)
• M55: 20,410,984 km (0.079 R)
• M56: 20,927,994 km (0.107 R)
• M57: 22,215,134 km (0.055 R)
• M58: 24,317,433 km (0.068 R)
• M59: 25,316,747 km (0.061 R)
• M60: 26,024,195 km (0.107 R)
• M61: 26,075,058 km (0.088 R)
• M62: 27,355,317 km (0.115 R)
• M63: 27,665,583 km (0.113 R)
• M64: 28,446,484 km (0.096 R)
• M65: 28,655,921 km (0.046 R)
• M66: 28,918,465 km (0.117 R)
• M67: 29,393,139 km (0.076 R)
• M68: 29,710,885 km (0.073 R)
• M69: 30,510,486 km (0.072 R)
• M70: 31,101,397 km (0.09 R)
• M71: 31,317,117 km (0.095 R)
• M72: 31,750,203 km (0.118 R)
• M73: 33,116,331 km (0.043 R)
• M74: 33,557,495 km (0.101 R)
• M75: 35,173,152 km (0.076 R)
• M76: 36,018,679 km (0.103 R)
• M77: 36,358,865 km (0.109 R)
• M78: 36,985,082 km (0.097 R)
• M79: 37,213,817 km (0.117 R)
• M80: 37,615,038 km (0.105 R)
• M81: 38,363,925 km (0.076 R)
• M82: 38,479,564 km (0.103 R)

Planet 8 - Ice Giant

Semi-Major Axis: 17.57 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 494

Radius: 5.7

Gravity: 15.2 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 13.37 AU - 21.77 AU

Year: 26005 Days

Day: 21 Hours

Environment

Temp: -203 °C

Axial Tilt: 38.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 72,913,898 km

• M1: 108,608 km (0.045 R)
• M2: 318,045 km (0.096 R)
• M3: 431,141 km (0.1 R)
• M4: 535,860 km (0.109 R)
• M5: 672,442 km (0.102 R)
• M6: 769,980 km (0.116 R)
• M7: 1,061,846 km (0.076 R)
• M8: 1,510,938 km (0.119 R)
• M9: 2,794,787 km (0.105 R)
• M10: 2,873,775 km (0.111 R)
• M11: 2,993,603 km (0.087 R)
• M12: 3,238,196 km (0.107 R)
• M13: 3,321,073 km (0.077 R)
• M14: 3,617,127 km (0.112 R)
• M15: 3,790,062 km (0.119 R)
• M16: 4,883,772 km (0.061 R)
• M17: 5,268,687 km (0.044 R)
• M18: 5,366,375 km (0.103 R)
• M19: 7,010,605 km (0.098 R)
• M20: 7,280,629 km (0.072 R)
• M21: 7,334,933 km (0.089 R)
• M22: 7,942,450 km (0.075 R)
• M23: 8,796,654 km (0.114 R)
• M24: 10,040,560 km (0.116 R)
• M25: 10,713,900 km (0.103 R)
• M26: 10,962,382 km (0.117 R)
• M27: 11,338,771 km (0.106 R)
• M28: 13,017,558 km (0.064 R)
• M29: 13,282,645 km (0.101 R)
• M30: 13,549,528 km (0.105 R)
• M31: 13,683,717 km (0.096 R)
• M32: 14,156,596 km (0.111 R)
• M33: 15,327,199 km (0.056 R)
• M34: 16,959,611 km (0.032 R)
• M35: 19,472,108 km (0.096 R)
• M36: 19,547,655 km (0.104 R)
• M37: 20,463,044 km (0.104 R)
• M38: 20,848,408 km (0.05 R)
• M39: 21,003,391 km (0.109 R)
• M40: 21,236,315 km (0.068 R)
• M41: 21,392,196 km (0.074 R)
• M42: 21,470,286 km (0.082 R)
• M43: 21,548,376 km (0.082 R)
• M44: 22,572,823 km (0.116 R)
• M45: 23,452,159 km (0.052 R)
• M46: 26,156,290 km (0.068 R)
• M47: 27,842,408 km (0.113 R)
• M48: 28,612,687 km (0.112 R)
• M49: 29,389,848 km (0.101 R)
• M50: 31,318,763 km (0.075 R)
• M51: 32,388,089 km (0.12 R)
• M52: 32,567,456 km (0.117 R)
• M53: 33,650,545 km (0.079 R)
• M54: 34,105,323 km (0.119 R)
• M55: 34,196,577 km (0.088 R)
• M56: 34,470,641 km (0.097 R)
• M57: 35,205,166 km (0.072 R)
• M58: 35,666,825 km (0.03 R)
• M59: 36,316,529 km (0.054 R)
• M60: 36,876,623 km (0.05 R)
• M61: 36,970,271 km (0.097 R)
• M62: 39,623,390 km (0.063 R)
• M63: 42,043,584 km (0.102 R)
• M64: 43,419,585 km (0.031 R)
• M65: 44,013,938 km (0.086 R)
• M66: 44,610,833 km (0.119 R)
• M67: 46,417,676 km (0.064 R)
• M68: 49,688,484 km (0.085 R)
• M69: 52,400,245 km (0.075 R)
• M70: 52,821,662 km (0.066 R)
• M71: 53,986,431 km (0.112 R)
• M72: 56,772,990 km (0.088 R)
• M73: 58,511,018 km (0.117 R)
• M74: 59,496,120 km (0.103 R)
• M75: 59,825,834 km (0.089 R)
• M76: 64,391,112 km (0.096 R)
• M77: 67,343,725 km (0.08 R)
• M78: 68,031,427 km (0.081 R)
• M79: 68,606,182 km (0.111 R)
• M80: 69,760,629 km (0.076 R)
• M81: 69,992,356 km (0.117 R)
• M82: 72,088,671 km (0.094 R)
• M83: 73,969,415 km (0.106 R)
• M84: 74,205,630 km (0.11 R)
• M85: 75,034,402 km (0.108 R)
• M86: 75,271,665 km (0.037 R)
• M87: 76,104,476 km (0.102 R)
• M88: 78,019,179 km (0.109 R)
• M89: 79,586,516 km (0.099 R)
• M90: 79,707,541 km (0.104 R)
• M91: 80,556,209 km (0.115 R)
• M92: 80,920,929 km (0.055 R)
• M93: 81,164,325 km (0.03 R)

Planet 9 - Ice Giant

Semi-Major Axis: 18.58 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 301.5

Radius: 5.2

Gravity: 11.15 G

Time & Orbit

Eccentricity (e): 0.016

Orbit Range: 18.28 AU - 18.88 AU

Year: 28279 Days

Day: 16.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 72,913,898 km

• M1: 240,553 km (0.119 R)
• M2: 1,934,001 km (0.119 R)
• M3: 2,197,742 km (0.086 R)
• M4: 2,437,847 km (0.087 R)
• M5: 2,543,313 km (0.101 R)
• M6: 2,942,740 km (0.07 R)
• M7: 2,980,139 km (0.069 R)
• M8: 3,361,763 km (0.119 R)
• M9: 3,678,163 km (0.105 R)
• M10: 4,596,544 km (0.099 R)
• M11: 4,814,658 km (0.105 R)
• M12: 5,306,685 km (0.117 R)
• M13: 5,767,596 km (0.039 R)
• M14: 7,175,611 km (0.076 R)
• M15: 7,276,440 km (0.093 R)
• M16: 7,787,916 km (0.092 R)
• M17: 7,891,587 km (0.104 R)
• M18: 8,152,635 km (0.116 R)
• M19: 8,363,718 km (0.089 R)
• M20: 8,469,783 km (0.069 R)
• M21: 9,390,258 km (0.081 R)
• M22: 11,206,975 km (0.063 R)
• M23: 11,265,468 km (0.041 R)
• M24: 11,677,759 km (0.111 R)
• M25: 11,737,000 km (0.118 R)
• M26: 11,796,390 km (0.092 R)
• M27: 11,915,470 km (0.106 R)
• M28: 12,577,740 km (0.09 R)
• M29: 13,066,776 km (0.091 R)
• M30: 13,624,476 km (0.083 R)
• M31: 13,937,585 km (0.102 R)
• M32: 14,126,527 km (0.103 R)
• M33: 14,762,767 km (0.106 R)
• M34: 15,278,580 km (0.105 R)
• M35: 15,473,357 km (0.035 R)
• M36: 16,327,560 km (0.086 R)
• M37: 16,526,825 km (0.038 R)
• M38: 17,062,086 km (0.091 R)
• M39: 17,944,115 km (0.087 R)
• M40: 19,752,155 km (0.091 R)
• M41: 20,462,745 km (0.096 R)
• M42: 20,749,374 km (0.068 R)
• M43: 21,690,046 km (0.093 R)
• M44: 21,836,053 km (0.118 R)
• M45: 22,128,966 km (0.054 R)
• M46: 22,202,418 km (0.112 R)
• M47: 23,988,767 km (0.088 R)
• M48: 24,518,493 km (0.084 R)
• M49: 24,594,339 km (0.068 R)
• M50: 24,670,484 km (0.107 R)
• M51: 24,822,775 km (0.106 R)
• M52: 24,975,514 km (0.091 R)
• M53: 25,205,147 km (0.104 R)
• M54: 26,130,410 km (0.099 R)
• M55: 27,145,431 km (0.098 R)
• M56: 27,460,335 km (0.044 R)
• M57: 27,618,160 km (0.072 R)
• M58: 27,697,298 km (0.051 R)
• M59: 27,855,572 km (0.115 R)
• M60: 29,860,333 km (0.069 R)
• M61: 32,493,256 km (0.077 R)
• M62: 32,576,732 km (0.111 R)
• M63: 32,911,382 km (0.037 R)
• M64: 33,837,393 km (0.116 R)
• M65: 35,113,762 km (0.1 R)
• M66: 35,801,014 km (0.042 R)
• M67: 39,214,239 km (0.09 R)
• M68: 40,644,245 km (0.115 R)
• M69: 42,729,640 km (0.082 R)
• M70: 44,663,940 km (0.029 R)
• M71: 46,156,777 km (0.119 R)
• M72: 46,250,575 km (0.044 R)
• M73: 46,344,523 km (0.085 R)
• M74: 47,950,605 km (0.098 R)
• M75: 48,999,436 km (0.086 R)
• M76: 49,095,179 km (0.069 R)
• M77: 49,382,856 km (0.069 R)
• M78: 49,670,981 km (0.099 R)
• M79: 50,442,008 km (0.045 R)
• M80: 52,680,741 km (0.096 R)
• M81: 53,565,612 km (0.113 R)
• M82: 56,851,828 km (0.034 R)
• M83: 58,773,263 km (0.085 R)
• M84: 59,078,593 km (0.098 R)
• M85: 60,202,671 km (0.116 R)
• M86: 61,540,226 km (0.089 R)
• M87: 62,471,921 km (0.072 R)
• M88: 63,825,932 km (0.116 R)
• M89: 64,035,069 km (0.079 R)
• M90: 64,874,014 km (0.119 R)
• M91: 65,822,166 km (0.12 R)
• M92: 69,015,631 km (0.111 R)
• M93: 69,337,715 km (0.041 R)
• M94: 69,660,398 km (0.105 R)
• M95: 70,847,607 km (0.083 R)
• M96: 71,606,517 km (0.087 R)
• M97: 72,041,398 km (0.081 R)
• M98: 72,913,853 km (0.12 R)

Kuiper Belt

Range: 31.1 - 46.1 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 288 - 14,644 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit