🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.28 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.95

Radius: 1.9

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 0.45 AU - 0.65 AU

Year: 146 Days

Day: 27.5 Hours

Environment

Temp: 261 °C

Axial Tilt: 13.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,678,275 km

• M1: 332,556 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.61

Radius: 0.82

Gravity: 0.91 G

Time & Orbit

Eccentricity (e): 0.225

Orbit Range: 0.49 AU - 0.77 AU

Year: 179 Days

Day: 33.3 Hours

Environment

Temp: 155 °C

Axial Tilt: 0.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 0.74 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.74

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 0.7 AU - 0.78 AU

Year: 228 Days

Day: 26.8 Hours

Environment

Temp: 181 °C

Axial Tilt: 10.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 49,678,275 km

• M1: 320,588 km (0.091 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.13 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.32

Radius: 1.4

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.106

Orbit Range: 1.01 AU - 1.25 AU

Year: 430 Days

Day: 19.3 Hours

Environment

Temp: 21 °C

Axial Tilt: 17.8 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 5 - Terrestrial

Semi-Major Axis: 4.36 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 3.61 AU - 5.11 AU

Year: 3261 Days

Day: 27.7 Hours

Environment

Temp: -131 °C

Axial Tilt: 13.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 47.4

Radius: 9.7

Gravity: 0.5 G

Time & Orbit

Eccentricity (e): 0.036

Orbit Range: 6.52 AU - 7 AU

Year: 6295 Days

Day: 11.1 Hours

Environment

Temp: -158 °C

Axial Tilt: 27.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (70)

Outer Limit: 49,678,275 km

• M1: 170,691 km (0.046 R)
• M2: 235,317 km (0.085 R)
• M3: 414,984 km (0.112 R)
• M4: 488,437 km (0.062 R)
• M5: 573,857 km (0.093 R)
• M6: 650,751 km (0.092 R)
• M7: 769,382 km (0.069 R)
• M8: 1,098,796 km (0.113 R)
• M9: 1,242,710 km (0.107 R)
• M10: 1,529,638 km (0.08 R)
• M11: 1,743,114 km (0.048 R)
• M12: 2,075,970 km (0.113 R)
• M13: 2,347,490 km (0.068 R)
• M14: 2,440,689 km (0.081 R)
• M15: 2,690,966 km (0.118 R)
• M16: 3,050,450 km (0.094 R)
• M17: 3,126,745 km (0.108 R)
• M18: 3,464,986 km (0.058 R)
• M19: 3,760,292 km (0.116 R)
• M20: 4,036,001 km (0.071 R)
• M21: 4,120,075 km (0.104 R)
• M22: 4,232,872 km (0.03 R)
• M23: 4,304,080 km (0.071 R)
• M24: 4,577,994 km (0.073 R)
• M25: 4,694,980 km (0.108 R)
• M26: 5,142,726 km (0.065 R)
• M27: 5,619,943 km (0.091 R)
• M28: 5,761,014 km (0.06 R)
• M29: 5,999,024 km (0.105 R)
• M30: 6,063,052 km (0.064 R)
• M31: 6,127,379 km (0.092 R)
• M32: 6,207,863 km (0.115 R)
• M33: 6,354,020 km (0.062 R)
• M34: 6,632,870 km (0.085 R)
• M35: 6,748,958 km (0.044 R)
• M36: 6,882,400 km (0.086 R)
• M37: 7,050,398 km (0.059 R)
• M38: 7,118,016 km (0.105 R)
• M39: 7,288,109 km (0.11 R)
• M40: 7,373,529 km (0.047 R)
• M41: 7,442,195 km (0.115 R)
• M42: 7,562,771 km (0.088 R)
• M43: 7,963,843 km (0.045 R)
• M44: 8,336,042 km (0.08 R)
• M45: 8,750,129 km (0.111 R)
• M46: 8,859,336 km (0.089 R)
• M47: 9,171,097 km (0.102 R)
• M48: 9,486,450 km (0.112 R)
• M49: 9,748,844 km (0.053 R)
• M50: 10,261,666 km (0.111 R)
• M51: 10,492,495 km (0.105 R)
• M52: 10,666,627 km (0.063 R)
• M53: 10,763,866 km (0.099 R)
• M54: 10,861,404 km (0.046 R)
• M55: 11,096,572 km (0.093 R)
• M56: 11,392,925 km (0.08 R)
• M57: 11,691,822 km (0.047 R)
• M58: 12,054,148 km (0.111 R)
• M59: 12,277,348 km (0.041 R)
• M60: 12,399,569 km (0.069 R)
• M61: 12,563,379 km (0.027 R)
• M62: 12,913,587 km (0.042 R)
• M63: 13,183,612 km (0.044 R)
• M64: 13,560,598 km (0.09 R)
• M65: 13,623,878 km (0.107 R)
• M66: 13,835,110 km (0.073 R)
• M67: 14,132,810 km (0.11 R)
• M68: 14,196,838 km (0.049 R)
• M69: 14,325,343 km (0.082 R)
• M70: 14,454,146 km (0.079 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 791.5

Radius: 12

Gravity: 5.5 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 9.06 AU - 9.12 AU

Year: 9816 Days

Day: 12 Hours

Environment

Temp: -170 °C

Axial Tilt: 19.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 49,678,275 km

• M1: 178,171 km (0.112 R)
• M2: 459,714 km (0.081 R)
• M3: 575,503 km (0.087 R)
• M4: 932,444 km (0.077 R)
• M5: 1,027,438 km (0.084 R)
• M6: 1,186,910 km (0.113 R)
• M7: 1,622,389 km (0.12 R)
• M8: 1,715,439 km (0.074 R)
• M9: 1,834,369 km (0.1 R)
• M10: 2,390,873 km (0.109 R)
• M11: 2,688,274 km (0.032 R)
• M12: 2,855,674 km (0.08 R)
• M13: 3,289,358 km (0.08 R)
• M14: 3,775,102 km (0.107 R)
• M15: 3,994,862 km (0.088 R)
• M16: 4,348,661 km (0.117 R)
• M17: 4,645,911 km (0.118 R)
• M18: 4,881,678 km (0.115 R)
• M19: 5,121,334 km (0.029 R)
• M20: 5,365,028 km (0.093 R)
• M21: 5,719,725 km (0.117 R)
• M22: 6,639,901 km (0.113 R)
• M23: 6,867,589 km (0.118 R)
• M24: 6,982,481 km (0.088 R)
• M25: 7,136,566 km (0.079 R)
• M26: 7,764,429 km (0.118 R)
• M27: 7,884,107 km (0.049 R)
• M28: 8,328,413 km (0.083 R)
• M29: 8,450,933 km (0.104 R)
• M30: 8,697,919 km (0.118 R)
• M31: 8,905,711 km (0.107 R)
• M32: 9,666,865 km (0.105 R)
• M33: 9,752,734 km (0.052 R)
• M34: 10,360,999 km (0.064 R)
• M35: 10,492,944 km (0.112 R)
• M36: 11,659,808 km (0.114 R)
• M37: 11,980,994 km (0.08 R)
• M38: 12,445,047 km (0.07 R)
• M39: 13,486,398 km (0.034 R)
• M40: 15,200,340 km (0.109 R)
• M41: 15,501,032 km (0.056 R)
• M42: 16,108,250 km (0.116 R)
• M43: 16,723,396 km (0.095 R)
• M44: 16,826,619 km (0.084 R)
• M45: 18,082,343 km (0.08 R)
• M46: 18,241,366 km (0.118 R)
• M47: 18,828,687 km (0.108 R)
• M48: 19,748,714 km (0.067 R)
• M49: 20,406,795 km (0.098 R)
• M50: 20,517,198 km (0.075 R)
• M51: 21,632,151 km (0.04 R)
• M52: 22,083,488 km (0.103 R)
• M53: 22,196,883 km (0.12 R)
• M54: 22,766,552 km (0.049 R)
• M55: 22,995,885 km (0.112 R)
• M56: 23,225,817 km (0.034 R)
• M57: 23,804,163 km (0.117 R)
• M58: 25,508,083 km (0.027 R)
• M59: 25,746,242 km (0.118 R)
• M60: 26,284,645 km (0.066 R)
• M61: 26,585,486 km (0.111 R)
• M62: 26,766,350 km (0.1 R)
• M63: 27,311,934 km (0.062 R)
• M64: 27,555,479 km (0.103 R)
• M65: 28,908,293 km (0.071 R)
• M66: 29,218,708 km (0.046 R)
• M67: 29,655,235 km (0.077 R)
• M68: 30,914,250 km (0.072 R)
• M69: 32,770,760 km (0.098 R)
• M70: 33,419,267 km (0.117 R)
• M71: 34,663,173 km (0.112 R)
• M72: 35,522,912 km (0.105 R)
• M73: 35,988,760 km (0.065 R)
• M74: 36,189,071 km (0.082 R)
• M75: 36,859,419 km (0.114 R)
• M76: 38,416,584 km (0.12 R)
• M77: 38,757,966 km (0.09 R)
• M78: 39,031,730 km (0.114 R)
• M79: 39,719,132 km (0.09 R)
• M80: 41,594,940 km (0.116 R)
• M81: 42,578,845 km (0.106 R)
• M82: 44,498,186 km (0.088 R)
• M83: 44,784,965 km (0.076 R)
• M84: 45,000,386 km (0.095 R)
• M85: 45,793,404 km (0.081 R)
• M86: 46,882,178 km (0.082 R)
• M87: 48,126,383 km (0.037 R)
• M88: 48,494,394 km (0.028 R)

Kuiper Belt

Range: 30.6 - 55.6 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 195 - 15,626 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit