🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.38 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.34

Radius: 0.65

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.67 AU - 0.85 AU

Year: 244 Days

Day: 12.2 Hours

Environment

Temp: 180 °C

Axial Tilt: 6.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.94 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.7

Radius: 1.24

Gravity: 1.11 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 0.81 AU - 1.07 AU

Year: 336 Days

Day: 13.6 Hours

Environment

Temp: 23 °C

Axial Tilt: 18.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.6 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.5

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 1.24 AU - 1.96 AU

Year: 747 Days

Day: 19.9 Hours

Environment

Temp: -44 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 68,814,398 km

• M1: 135,685 km (0.109 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.28 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 1.92 AU - 2.64 AU

Year: 1270 Days

Day: 42.4 Hours

Environment

Temp: -82 °C

Axial Tilt: 26 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.34 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.15

Radius: 1.58

Gravity: 1.26 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 2.16 AU - 2.52 AU

Year: 1321 Days

Day: 43.8 Hours

Environment

Temp: -94 °C

Axial Tilt: 26.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.48 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.19

Radius: 1.77

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 2.98 AU - 3.98 AU

Year: 2395 Days

Day: 22.9 Hours

Environment

Temp: -122 °C

Axial Tilt: 26.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Terrestrial

Semi-Major Axis: 3.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.77

Radius: 1.87

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 3.24 AU - 4.16 AU

Year: 2626 Days

Day: 45.6 Hours

Environment

Temp: -125 °C

Axial Tilt: 25.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.2 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 8 - Gas Giant

Semi-Major Axis: 6.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 331.9

Radius: 13.6

Gravity: 1.79 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 5.88 AU - 7.5 AU

Year: 6384 Days

Day: 5.2 Hours

Environment

Temp: -166 °C

Axial Tilt: 3.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (58)

Outer Limit: 68,814,398 km

• M1: 169,943 km (0.114 R)
• M2: 285,433 km (0.069 R)
• M3: 391,049 km (0.086 R)
• M4: 943,364 km (0.117 R)
• M5: 1,167,611 km (0.102 R)
• M6: 1,365,978 km (0.111 R)
• M7: 1,669,512 km (0.083 R)
• M8: 1,764,806 km (0.1 R)
• M9: 2,028,697 km (0.113 R)
• M10: 2,200,285 km (0.077 R)
• M11: 2,613,475 km (0.069 R)
• M12: 2,915,812 km (0.109 R)
• M13: 3,678,911 km (0.087 R)
• M14: 3,975,414 km (0.044 R)
• M15: 4,412,688 km (0.107 R)
• M16: 5,357,100 km (0.088 R)
• M17: 6,745,368 km (0.103 R)
• M18: 7,135,370 km (0.051 R)
• M19: 7,319,973 km (0.058 R)
• M20: 7,452,816 km (0.063 R)
• M21: 7,801,978 km (0.029 R)
• M22: 7,992,266 km (0.108 R)
• M23: 8,377,331 km (0.117 R)
• M24: 9,080,292 km (0.05 R)
• M25: 9,569,177 km (0.078 R)
• M26: 10,995,593 km (0.054 R)
• M27: 11,671,626 km (0.058 R)
• M28: 11,858,174 km (0.079 R)
• M29: 12,045,920 km (0.081 R)
• M30: 12,551,261 km (0.084 R)
• M31: 12,902,816 km (0.118 R)
• M32: 13,387,364 km (0.076 R)
• M33: 13,484,902 km (0.108 R)
• M34: 13,779,310 km (0.063 R)
• M35: 13,976,630 km (0.077 R)
• M36: 14,241,418 km (0.097 R)
• M37: 14,742,122 km (0.099 R)
• M38: 15,112,975 km (0.119 R)
• M39: 15,623,852 km (0.064 R)
• M40: 16,627,355 km (0.069 R)
• M41: 18,623,888 km (0.079 R)
• M42: 18,878,802 km (0.079 R)
• M43: 19,245,018 km (0.118 R)
• M44: 19,909,981 km (0.072 R)
• M45: 20,207,830 km (0.111 R)
• M46: 21,796,410 km (0.115 R)
• M47: 22,296,216 km (0.057 R)
• M48: 22,722,121 km (0.116 R)
• M49: 22,838,808 km (0.094 R)
• M50: 23,111,674 km (0.053 R)
• M51: 23,307,199 km (0.055 R)
• M52: 25,414,135 km (0.097 R)
• M53: 25,656,484 km (0.06 R)
• M54: 26,021,502 km (0.046 R)
• M55: 26,797,616 km (0.114 R)
• M56: 27,126,731 km (0.073 R)
• M57: 27,581,359 km (0.057 R)
• M58: 27,788,852 km (0.088 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 990.2

Radius: 7.3

Gravity: 18.58 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 10.99 AU - 14.75 AU

Year: 17035 Days

Day: 23.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (93)

Outer Limit: 68,814,398 km

• M1: 118,033 km (0.099 R)
• M2: 360,082 km (0.084 R)
• M3: 472,131 km (0.11 R)
• M4: 532,718 km (0.082 R)
• M5: 640,279 km (0.063 R)
• M6: 827,875 km (0.046 R)
• M7: 1,059,751 km (0.033 R)
• M8: 1,114,055 km (0.113 R)
• M9: 1,282,802 km (0.061 R)
• M10: 1,459,926 km (0.08 R)
• M11: 1,772,884 km (0.032 R)
• M12: 2,038,121 km (0.047 R)
• M13: 3,062,867 km (0.09 R)
• M14: 3,793,802 km (0.059 R)
• M15: 4,222,549 km (0.108 R)
• M16: 4,398,327 km (0.098 R)
• M17: 5,265,995 km (0.068 R)
• M18: 5,695,041 km (0.115 R)
• M19: 5,987,505 km (0.07 R)
• M20: 6,135,457 km (0.101 R)
• M21: 6,790,846 km (0.06 R)
• M22: 7,788,364 km (0.115 R)
• M23: 7,896,075 km (0.109 R)
• M24: 8,222,049 km (0.103 R)
• M25: 9,511,881 km (0.11 R)
• M26: 9,975,186 km (0.113 R)
• M27: 10,033,529 km (0.11 R)
• M28: 10,564,602 km (0.059 R)
• M29: 12,399,719 km (0.076 R)
• M30: 12,588,511 km (0.115 R)
• M31: 13,096,845 km (0.076 R)
• M32: 13,353,555 km (0.073 R)
• M33: 13,611,910 km (0.092 R)
• M34: 14,199,231 km (0.109 R)
• M35: 14,396,850 km (0.116 R)
• M36: 14,529,244 km (0.087 R)
• M37: 16,353,890 km (0.113 R)
• M38: 17,539,303 km (0.104 R)
• M39: 17,680,524 km (0.119 R)
• M40: 18,752,243 km (0.026 R)
• M41: 20,139,613 km (0.119 R)
• M42: 20,287,566 km (0.112 R)
• M43: 21,408,802 km (0.107 R)
• M44: 24,811,854 km (0.093 R)
• M45: 28,295,988 km (0.119 R)
• M46: 28,461,743 km (0.068 R)
• M47: 29,631,000 km (0.091 R)
• M48: 30,986,357 km (0.086 R)
• M49: 31,157,197 km (0.112 R)
• M50: 31,499,926 km (0.073 R)
• M51: 32,016,188 km (0.112 R)
• M52: 32,275,441 km (0.054 R)
• M53: 36,426,184 km (0.077 R)
• M54: 36,516,391 km (0.089 R)
• M55: 36,877,521 km (0.114 R)
• M56: 37,330,802 km (0.087 R)
• M57: 39,069,877 km (0.106 R)
• M58: 42,341,733 km (0.119 R)
• M59: 43,962,326 km (0.092 R)
• M60: 44,828,498 km (0.1 R)
• M61: 46,480,058 km (0.095 R)
• M62: 46,577,746 km (0.112 R)
• M63: 46,969,543 km (0.104 R)
• M64: 47,559,257 km (0.043 R)
• M65: 47,756,278 km (0.084 R)
• M66: 47,855,012 km (0.108 R)
• M67: 51,451,345 km (0.071 R)
• M68: 52,363,892 km (0.099 R)
• M69: 52,465,619 km (0.111 R)
• M70: 52,873,273 km (0.045 R)
• M71: 53,179,649 km (0.103 R)
• M72: 54,514,062 km (0.025 R)
• M73: 54,617,285 km (0.107 R)
• M74: 55,755,725 km (0.084 R)
• M75: 56,588,536 km (0.118 R)
• M76: 56,692,955 km (0.104 R)
• M77: 59,429,849 km (0.116 R)
• M78: 60,814,227 km (0.077 R)
• M79: 61,994,106 km (0.1 R)
• M80: 64,376,153 km (0.12 R)
• M81: 66,347,404 km (0.057 R)
• M82: 67,450,987 km (0.11 R)
• M83: 67,894,096 km (0.104 R)
• M84: 70,124,451 km (0.11 R)
• M85: 70,348,698 km (0.081 R)
• M86: 70,461,046 km (0.096 R)
• M87: 71,361,326 km (0.035 R)
• M88: 71,586,919 km (0.049 R)
• M89: 72,378,591 km (0.063 R)
• M90: 72,832,322 km (0.109 R)
• M91: 73,514,638 km (0.109 R)
• M92: 74,199,048 km (0.119 R)
• M93: 74,542,076 km (0.073 R)

Planet 10 - Ice Giant

Semi-Major Axis: 13.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 645.9

Radius: 4.7

Gravity: 29.24 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 13.2 AU - 13.22 AU

Year: 17715 Days

Day: 15.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (98)

Outer Limit: 68,814,398 km

• M1: 69,713 km (0.085 R)
• M2: 252,970 km (0.029 R)
• M3: 415,732 km (0.098 R)
• M4: 1,442,572 km (0.103 R)
• M5: 1,732,343 km (0.086 R)
• M6: 1,914,853 km (0.053 R)
• M7: 2,071,631 km (0.096 R)
• M8: 3,621,615 km (0.109 R)
• M9: 3,698,807 km (0.069 R)
• M10: 4,877,788 km (0.071 R)
• M11: 6,346,989 km (0.079 R)
• M12: 6,865,046 km (0.056 R)
• M13: 8,498,655 km (0.088 R)
• M14: 9,331,915 km (0.085 R)
• M15: 9,491,087 km (0.115 R)
• M16: 10,409,618 km (0.05 R)
• M17: 11,243,477 km (0.056 R)
• M18: 11,469,370 km (0.089 R)
• M19: 12,156,173 km (0.098 R)
• M20: 12,214,068 km (0.094 R)
• M21: 12,680,065 km (0.113 R)
• M22: 12,915,233 km (0.088 R)
• M23: 12,974,175 km (0.105 R)
• M24: 13,330,217 km (0.067 R)
• M25: 13,569,424 km (0.105 R)
• M26: 13,809,978 km (0.086 R)
• M27: 14,417,495 km (0.083 R)
• M28: 14,847,888 km (0.103 R)
• M29: 15,158,004 km (0.036 R)
• M30: 15,910,781 km (0.108 R)
• M31: 17,062,535 km (0.109 R)
• M32: 17,127,311 km (0.115 R)
• M33: 17,517,761 km (0.114 R)
• M34: 18,042,850 km (0.09 R)
• M35: 18,108,822 km (0.053 R)
• M36: 18,307,339 km (0.11 R)
• M37: 19,041,266 km (0.117 R)
• M38: 19,852,685 km (0.045 R)
• M39: 20,537,693 km (0.12 R)
• M40: 20,675,473 km (0.117 R)
• M41: 21,509,481 km (0.076 R)
• M42: 22,212,741 km (0.115 R)
• M43: 24,440,253 km (0.077 R)
• M44: 24,586,410 km (0.065 R)
• M45: 25,395,435 km (0.091 R)
• M46: 27,266,306 km (0.113 R)
• M47: 27,417,849 km (0.082 R)
• M48: 27,645,687 km (0.042 R)
• M49: 27,721,832 km (0.051 R)
• M50: 30,743,709 km (0.088 R)
• M51: 31,614,668 km (0.115 R)
• M52: 35,178,986 km (0.094 R)
• M53: 35,757,631 km (0.082 R)
• M54: 36,172,915 km (0.076 R)
• M55: 36,339,567 km (0.084 R)
• M56: 37,934,430 km (0.109 R)
• M57: 39,380,742 km (0.037 R)
• M58: 40,326,200 km (0.091 R)
• M59: 41,192,222 km (0.106 R)
• M60: 41,714,618 km (0.066 R)
• M61: 42,064,228 km (0.051 R)
• M62: 42,590,364 km (0.094 R)
• M63: 42,766,291 km (0.114 R)
• M64: 42,942,368 km (0.081 R)
• M65: 43,118,744 km (0.092 R)
• M66: 44,270,947 km (0.1 R)
• M67: 44,806,058 km (0.118 R)
• M68: 45,882,864 km (0.115 R)
• M69: 45,973,071 km (0.086 R)
• M70: 46,696,078 km (0.037 R)
• M71: 46,968,196 km (0.097 R)
• M72: 48,245,014 km (0.029 R)
• M73: 48,336,568 km (0.092 R)
• M74: 49,071,842 km (0.098 R)
• M75: 49,996,057 km (0.038 R)
• M76: 50,088,808 km (0.099 R)
• M77: 51,486,650 km (0.075 R)
• M78: 52,331,430 km (0.109 R)
• M79: 53,559,927 km (0.106 R)
• M80: 53,939,756 km (0.061 R)
• M81: 55,468,347 km (0.057 R)
• M82: 56,141,538 km (0.066 R)
• M83: 57,690,324 km (0.082 R)
• M84: 58,079,728 km (0.108 R)
• M85: 59,646,017 km (0.118 R)
• M86: 60,335,664 km (0.097 R)
• M87: 60,632,017 km (0.112 R)
• M88: 61,127,036 km (0.062 R)
• M89: 63,823,239 km (0.088 R)
• M90: 64,427,614 km (0.103 R)
• M91: 64,528,593 km (0.119 R)
• M92: 64,831,678 km (0.085 R)
• M93: 65,033,934 km (0.1 R)
• M94: 65,439,195 km (0.052 R)
• M95: 65,743,776 km (0.106 R)
• M96: 67,478,064 km (0.082 R)
• M97: 67,991,035 km (0.111 R)
• M98: 68,093,660 km (0.084 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 186 - 16,449 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit