🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.26 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.43 AU - 0.61 AU

Year: 242 Days

Day: 33.8 Hours

Environment

Temp: -119 °C

Axial Tilt: 16 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.97

Radius: 0.99

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.42 AU - 0.68 AU

Year: 263 Days

Day: 14.9 Hours

Environment

Temp: -112 °C

Axial Tilt: 46.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 38,583,946 km

• M1: 197,469 km (0.109 R)

Planet 3 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.75

Radius: 1.86

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.54 AU - 0.72 AU

Year: 323 Days

Day: 25.1 Hours

Environment

Temp: -136 °C

Axial Tilt: 31.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 38,583,946 km

• M1: 148,551 km (0.06 R)
• M2: 605,722 km (0.112 R)

Planet 4 - Terrestrial

Semi-Major Axis: 0.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.37

Radius: 0.67

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 0.51 AU - 0.83 AU

Year: 354 Days

Day: 22.4 Hours

Environment

Temp: -139 °C

Axial Tilt: 7.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Gas Giant

Semi-Major Axis: 1.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 319.5

Radius: 9.4

Gravity: 3.62 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 0.86 AU - 1.28 AU

Year: 715 Days

Day: 7.8 Hours

Environment

Temp: -165 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (49)

Outer Limit: 38,583,946 km

• M1: 117,135 km (0.084 R)
• M2: 358,736 km (0.095 R)
• M3: 474,674 km (0.117 R)
• M4: 538,104 km (0.037 R)
• M5: 616,942 km (0.045 R)
• M6: 691,741 km (0.104 R)
• M7: 761,004 km (0.082 R)
• M8: 837,449 km (0.087 R)
• M9: 902,524 km (0.1 R)
• M10: 1,003,503 km (0.087 R)
• M11: 1,073,066 km (0.117 R)
• M12: 1,139,337 km (0.102 R)
• M13: 1,222,663 km (0.105 R)
• M14: 1,571,675 km (0.096 R)
• M15: 1,790,986 km (0.077 R)
• M16: 1,882,839 km (0.093 R)
• M17: 1,944,922 km (0.088 R)
• M18: 2,187,270 km (0.064 R)
• M19: 2,272,541 km (0.067 R)
• M20: 2,624,695 km (0.117 R)
• M21: 2,708,320 km (0.106 R)
• M22: 2,914,466 km (0.074 R)
• M23: 3,015,893 km (0.101 R)
• M24: 3,162,798 km (0.109 R)
• M25: 3,327,057 km (0.101 R)
• M26: 3,486,678 km (0.099 R)
• M27: 3,555,792 km (0.095 R)
• M28: 3,758,198 km (0.055 R)
• M29: 3,821,328 km (0.118 R)
• M30: 3,916,472 km (0.073 R)
• M31: 3,988,578 km (0.082 R)
• M32: 4,052,906 km (0.112 R)
• M33: 4,182,607 km (0.031 R)
• M34: 4,264,437 km (0.104 R)
• M35: 4,388,154 km (0.047 R)
• M36: 4,496,314 km (0.116 R)
• M37: 4,588,615 km (0.078 R)
• M38: 4,647,557 km (0.118 R)
• M39: 4,723,852 km (0.099 R)
• M40: 4,783,542 km (0.095 R)
• M41: 5,269,585 km (0.087 R)
• M42: 5,340,345 km (0.108 R)
• M43: 5,500,714 km (0.109 R)
• M44: 5,807,988 km (0.066 R)
• M45: 5,899,392 km (0.104 R)
• M46: 6,028,345 km (0.108 R)
• M47: 6,158,047 km (0.096 R)
• M48: 6,279,371 km (0.103 R)
• M49: 6,354,469 km (0.114 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.45 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 869.9

Radius: 10.1

Gravity: 8.53 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 4.17 AU - 6.73 AU

Year: 8215 Days

Day: 7.4 Hours

Environment

Temp: -223 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (88)

Outer Limit: 38,583,946 km

• M1: 170,990 km (0.103 R)
• M2: 294,409 km (0.098 R)
• M3: 603,029 km (0.073 R)
• M4: 711,338 km (0.117 R)
• M5: 1,002,755 km (0.117 R)
• M6: 1,172,249 km (0.07 R)
• M7: 1,392,607 km (0.114 R)
• M8: 1,583,045 km (0.045 R)
• M9: 1,804,749 km (0.049 R)
• M10: 1,896,303 km (0.101 R)
• M11: 2,012,989 km (0.067 R)
• M12: 2,229,307 km (0.073 R)
• M13: 2,303,059 km (0.028 R)
• M14: 2,427,973 km (0.103 R)
• M15: 2,529,550 km (0.085 R)
• M16: 3,535,446 km (0.103 R)
• M17: 3,738,451 km (0.11 R)
• M18: 4,401,768 km (0.117 R)
• M19: 5,003,899 km (0.072 R)
• M20: 5,133,900 km (0.073 R)
• M21: 5,298,158 km (0.104 R)
• M22: 5,364,280 km (0.099 R)
• M23: 5,430,702 km (0.097 R)
• M24: 5,767,148 km (0.095 R)
• M25: 5,972,246 km (0.111 R)
• M26: 6,110,475 km (0.086 R)
• M27: 6,249,601 km (0.04 R)
• M28: 6,709,165 km (0.102 R)
• M29: 10,014,829 km (0.11 R)
• M30: 10,385,982 km (0.103 R)
• M31: 11,226,722 km (0.115 R)
• M32: 11,784,871 km (0.117 R)
• M33: 13,695,087 km (0.096 R)
• M34: 15,225,024 km (0.105 R)
• M35: 15,414,265 km (0.117 R)
• M36: 16,808,667 km (0.111 R)
• M37: 17,793,769 km (0.107 R)
• M38: 18,595,315 km (0.08 R)
• M39: 18,746,857 km (0.108 R)
• M40: 19,974,308 km (0.117 R)
• M41: 20,077,829 km (0.043 R)
• M42: 20,181,501 km (0.076 R)
• M43: 20,650,191 km (0.103 R)
• M44: 20,964,496 km (0.115 R)
• M45: 21,069,663 km (0.106 R)
• M46: 21,651,150 km (0.072 R)
• M47: 22,668,117 km (0.091 R)
• M48: 22,992,445 km (0.061 R)
• M49: 23,209,511 km (0.097 R)
• M50: 23,590,986 km (0.034 R)
• M51: 23,864,900 km (0.049 R)
• M52: 26,262,804 km (0.068 R)
• M53: 26,432,897 km (0.105 R)
• M54: 27,060,011 km (0.113 R)
• M55: 27,461,532 km (0.081 R)
• M56: 30,565,538 km (0.058 R)
• M57: 31,343,746 km (0.053 R)
• M58: 31,524,161 km (0.12 R)
• M59: 32,128,387 km (0.104 R)
• M60: 32,310,447 km (0.089 R)
• M61: 33,164,352 km (0.115 R)
• M62: 33,286,873 km (0.093 R)
• M63: 33,717,116 km (0.097 R)
• M64: 34,458,972 km (0.109 R)
• M65: 34,583,138 km (0.099 R)
• M66: 35,268,745 km (0.104 R)
• M67: 36,084,802 km (0.069 R)
• M68: 36,970,571 km (0.086 R)
• M69: 37,416,223 km (0.081 R)
• M70: 37,543,830 km (0.103 R)
• M71: 37,671,586 km (0.115 R)
• M72: 38,312,763 km (0.067 R)
• M73: 39,216,184 km (0.068 R)
• M74: 39,735,738 km (0.08 R)
• M75: 39,800,813 km (0.096 R)
• M76: 40,388,284 km (0.052 R)
• M77: 40,584,706 km (0.094 R)
• M78: 41,637,875 km (0.114 R)
• M79: 41,902,513 km (0.031 R)
• M80: 42,766,590 km (0.112 R)
• M81: 42,966,902 km (0.111 R)
• M82: 43,368,273 km (0.119 R)
• M83: 43,703,821 km (0.07 R)
• M84: 43,838,160 km (0.027 R)
• M85: 44,040,117 km (0.079 R)
• M86: 44,309,842 km (0.107 R)
• M87: 44,647,784 km (0.118 R)
• M88: 45,122,159 km (0.11 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.5 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 515.1

Radius: 8.2

Gravity: 7.66 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 5.12 AU - 5.89 AU

Year: 8328 Days

Day: 5.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 23.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (89)

Outer Limit: 38,583,946 km

• M1: 105,466 km (0.091 R)
• M2: 433,235 km (0.09 R)
• M3: 584,928 km (0.082 R)
• M4: 653,443 km (0.114 R)
• M5: 769,382 km (0.101 R)
• M6: 924,216 km (0.074 R)
• M7: 1,355,506 km (0.112 R)
• M8: 1,681,630 km (0.091 R)
• M9: 2,031,988 km (0.082 R)
• M10: 2,427,525 km (0.088 R)
• M11: 2,564,855 km (0.081 R)
• M12: 2,751,853 km (0.08 R)
• M13: 3,139,311 km (0.098 R)
• M14: 3,364,755 km (0.116 R)
• M15: 3,752,513 km (0.035 R)
• M16: 4,209,086 km (0.058 R)
• M17: 4,263,988 km (0.043 R)
• M18: 4,346,716 km (0.115 R)
• M19: 4,740,158 km (0.06 R)
• M20: 4,912,196 km (0.084 R)
• M21: 5,086,477 km (0.036 R)
• M22: 5,321,944 km (0.093 R)
• M23: 6,393,663 km (0.096 R)
• M24: 6,711,858 km (0.11 R)
• M25: 6,840,662 km (0.086 R)
• M26: 7,231,860 km (0.107 R)
• M27: 7,663,899 km (0.108 R)
• M28: 8,587,815 km (0.108 R)
• M29: 10,764,016 km (0.051 R)
• M30: 11,602,512 km (0.069 R)
• M31: 12,068,659 km (0.076 R)
• M32: 12,225,437 km (0.079 R)
• M33: 12,939,318 km (0.085 R)
• M34: 13,220,562 km (0.1 R)
• M35: 14,824,251 km (0.059 R)
• M36: 15,329,892 km (0.081 R)
• M37: 15,884,152 km (0.107 R)
• M38: 16,531,761 km (0.085 R)
• M39: 16,662,360 km (0.099 R)
• M40: 17,719,120 km (0.095 R)
• M41: 18,210,848 km (0.087 R)
• M42: 18,752,243 km (0.108 R)
• M43: 19,299,023 km (0.091 R)
• M44: 20,175,367 km (0.097 R)
• M45: 22,254,179 km (0.097 R)
• M46: 22,687,714 km (0.026 R)
• M47: 23,759,283 km (0.072 R)
• M48: 23,857,420 km (0.033 R)
• M49: 23,955,855 km (0.104 R)
• M50: 25,196,769 km (0.074 R)
• M51: 25,347,115 km (0.093 R)
• M52: 25,648,705 km (0.117 R)
• M53: 25,749,384 km (0.118 R)
• M54: 26,001,905 km (0.114 R)
• M55: 26,103,183 km (0.087 R)
• M56: 26,204,610 km (0.115 R)
• M57: 26,917,743 km (0.035 R)
• M58: 26,969,055 km (0.106 R)
• M59: 27,431,163 km (0.111 R)
• M60: 27,534,236 km (0.105 R)
• M61: 28,885,703 km (0.101 R)
• M62: 29,200,756 km (0.09 R)
• M63: 29,516,857 km (0.032 R)
• M64: 30,099,241 km (0.083 R)
• M65: 30,205,605 km (0.088 R)
• M66: 30,258,862 km (0.111 R)
• M67: 30,418,633 km (0.101 R)
• M68: 30,899,739 km (0.087 R)
• M69: 31,006,851 km (0.111 R)
• M70: 31,275,529 km (0.104 R)
• M71: 31,544,955 km (0.083 R)
• M72: 31,706,969 km (0.093 R)
• M73: 31,815,278 km (0.11 R)
• M74: 31,977,742 km (0.098 R)
• M75: 32,140,504 km (0.116 R)
• M76: 32,739,644 km (0.119 R)
• M77: 33,013,258 km (0.12 R)
• M78: 33,728,037 km (0.065 R)
• M79: 34,225,898 km (0.088 R)
• M80: 34,336,900 km (0.113 R)
• M81: 34,448,051 km (0.054 R)
• M82: 34,503,552 km (0.118 R)
• M83: 35,229,102 km (0.082 R)
• M84: 35,734,144 km (0.075 R)
• M85: 36,015,837 km (0.1 R)
• M86: 37,035,945 km (0.092 R)
• M87: 37,149,938 km (0.08 R)
• M88: 37,492,368 km (0.076 R)
• M89: 37,950,736 km (0.116 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 485 - 13,729 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit