🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.61 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Terrestrial

Semi-Major Axis: 1.22 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.053

Orbit Range: 1.16 AU - 1.28 AU

Year: 497 Days

Day: 18.9 Hours

Environment

Temp: -3 °C

Axial Tilt: 33.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.88 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.66

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.6 AU - 2.16 AU

Year: 951 Days

Day: 27.4 Hours

Environment

Temp: -68 °C

Axial Tilt: 37.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 2.43 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.97

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 2.38 AU - 2.48 AU

Year: 1398 Days

Day: 32.2 Hours

Environment

Temp: -88 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.07 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.59

Radius: 1.2

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.031

Orbit Range: 2.97 AU - 3.17 AU

Year: 1985 Days

Day: 17.7 Hours

Environment

Temp: -109 °C

Axial Tilt: 5.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,581,134 km

• M1: 967,001 km (0.042 R)

Planet 5 - Terrestrial

Semi-Major Axis: 3.87 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.56

Radius: 1.83

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.207

Orbit Range: 3.07 AU - 4.67 AU

Year: 2809 Days

Day: 21.4 Hours

Environment

Temp: -116 °C

Axial Tilt: 44.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 43,581,134 km

• M1: 2,028,547 km (0.083 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.24 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.2

Radius: 12.2

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 4.77 AU - 7.71 AU

Year: 5751 Days

Day: 6.6 Hours

Environment

Temp: -163 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (71)

Outer Limit: 43,581,134 km

• M1: 152,440 km (0.034 R)
• M2: 281,094 km (0.069 R)
• M3: 438,322 km (0.036 R)
• M4: 725,400 km (0.081 R)
• M5: 834,906 km (0.071 R)
• M6: 1,084,585 km (0.108 R)
• M7: 1,199,177 km (0.104 R)
• M8: 1,304,793 km (0.118 R)
• M9: 1,441,375 km (0.094 R)
• M10: 1,729,651 km (0.102 R)
• M11: 1,850,077 km (0.079 R)
• M12: 2,020,618 km (0.084 R)
• M13: 2,115,912 km (0.118 R)
• M14: 2,461,633 km (0.11 R)
• M15: 2,615,420 km (0.101 R)
• M16: 2,950,668 km (0.069 R)
• M17: 3,701,650 km (0.092 R)
• M18: 3,838,981 km (0.068 R)
• M19: 4,018,199 km (0.065 R)
• M20: 4,551,515 km (0.063 R)
• M21: 4,699,019 km (0.105 R)
• M22: 4,977,121 km (0.1 R)
• M23: 5,460,322 km (0.108 R)
• M24: 5,935,445 km (0.06 R)
• M25: 6,120,049 km (0.088 R)
• M26: 6,329,935 km (0.118 R)
• M27: 6,661,294 km (0.106 R)
• M28: 6,949,868 km (0.112 R)
• M29: 7,415,267 km (0.119 R)
• M30: 8,247,630 km (0.092 R)
• M31: 8,324,673 km (0.075 R)
• M32: 8,687,896 km (0.112 R)
• M33: 8,924,261 km (0.079 R)
• M34: 9,349,568 km (0.05 R)
• M35: 9,890,514 km (0.065 R)
• M36: 9,999,870 km (0.097 R)
• M37: 10,833,429 km (0.109 R)
• M38: 10,917,952 km (0.115 R)
• M39: 11,372,879 km (0.096 R)
• M40: 11,573,789 km (0.042 R)
• M41: 11,862,962 km (0.069 R)
• M42: 12,183,849 km (0.064 R)
• M43: 12,330,604 km (0.067 R)
• M44: 12,893,840 km (0.116 R)
• M45: 13,043,438 km (0.091 R)
• M46: 13,193,635 km (0.077 R)
• M47: 13,739,068 km (0.089 R)
• M48: 14,415,849 km (0.063 R)
• M49: 15,546,660 km (0.095 R)
• M50: 16,316,341 km (0.057 R)
• M51: 16,967,091 km (0.119 R)
• M52: 17,131,200 km (0.085 R)
• M53: 17,792,722 km (0.092 R)
• M54: 18,093,114 km (0.088 R)
• M55: 18,361,493 km (0.081 R)
• M56: 18,631,368 km (0.099 R)
• M57: 19,004,465 km (0.096 R)
• M58: 20,836,440 km (0.044 R)
• M59: 20,977,062 km (0.079 R)
• M60: 21,117,834 km (0.086 R)
• M61: 21,365,119 km (0.061 R)
• M62: 21,506,938 km (0.066 R)
• M63: 21,720,115 km (0.037 R)
• M64: 21,969,794 km (0.096 R)
• M65: 22,543,801 km (0.045 R)
• M66: 22,652,110 km (0.033 R)
• M67: 23,013,987 km (0.12 R)
• M68: 23,523,966 km (0.113 R)
• M69: 23,633,621 km (0.063 R)
• M70: 23,853,680 km (0.082 R)
• M71: 24,000,734 km (0.084 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 761.3

Radius: 10.7

Gravity: 6.65 G

Time & Orbit

Eccentricity (e): 0.003

Orbit Range: 7.9 AU - 7.94 AU

Year: 8224 Days

Day: 7.4 Hours

Environment

Temp: -172 °C

Axial Tilt: 49 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (76)

Outer Limit: 43,581,134 km

• M1: 148,401 km (0.079 R)
• M2: 304,880 km (0.117 R)
• M3: 417,528 km (0.099 R)
• M4: 520,451 km (0.071 R)
• M5: 724,353 km (0.074 R)
• M6: 1,007,691 km (0.084 R)
• M7: 1,267,244 km (0.094 R)
• M8: 1,718,132 km (0.116 R)
• M9: 2,433,509 km (0.055 R)
• M10: 2,581,760 km (0.088 R)
• M11: 2,733,303 km (0.089 R)
• M12: 3,018,735 km (0.119 R)
• M13: 3,562,374 km (0.111 R)
• M14: 3,674,722 km (0.11 R)
• M15: 3,816,990 km (0.039 R)
• M16: 4,195,323 km (0.104 R)
• M17: 4,284,483 km (0.085 R)
• M18: 4,525,036 km (0.104 R)
• M19: 5,019,607 km (0.12 R)
• M20: 5,466,605 km (0.057 R)
• M21: 5,564,143 km (0.084 R)
• M22: 5,662,130 km (0.068 R)
• M23: 6,296,574 km (0.026 R)
• M24: 6,708,866 km (0.082 R)
• M25: 6,988,614 km (0.112 R)
• M26: 8,294,753 km (0.096 R)
• M27: 10,270,492 km (0.092 R)
• M28: 10,633,716 km (0.067 R)
• M29: 11,456,055 km (0.053 R)
• M30: 11,790,706 km (0.087 R)
• M31: 12,213,619 km (0.097 R)
• M32: 12,555,450 km (0.08 R)
• M33: 13,336,201 km (0.086 R)
• M34: 13,467,848 km (0.043 R)
• M35: 13,865,479 km (0.117 R)
• M36: 14,177,390 km (0.051 R)
• M37: 14,311,879 km (0.088 R)
• M38: 14,581,903 km (0.049 R)
• M39: 14,672,260 km (0.108 R)
• M40: 15,356,221 km (0.113 R)
• M41: 15,448,224 km (0.115 R)
• M42: 16,097,180 km (0.057 R)
• M43: 17,230,533 km (0.094 R)
• M44: 18,243,161 km (0.119 R)
• M45: 19,923,444 km (0.06 R)
• M46: 20,376,427 km (0.111 R)
• M47: 21,241,402 km (0.082 R)
• M48: 21,498,112 km (0.054 R)
• M49: 22,326,435 km (0.1 R)
• M50: 23,535,335 km (0.106 R)
• M51: 23,694,508 km (0.099 R)
• M52: 24,335,235 km (0.119 R)
• M53: 24,711,474 km (0.08 R)
• M54: 25,035,652 km (0.09 R)
• M55: 25,306,873 km (0.084 R)
• M56: 25,415,481 km (0.074 R)
• M57: 25,742,652 km (0.037 R)
• M58: 26,898,744 km (0.115 R)
• M59: 29,033,356 km (0.088 R)
• M60: 30,409,507 km (0.074 R)
• M61: 30,814,768 km (0.094 R)
• M62: 30,989,049 km (0.085 R)
• M63: 31,397,003 km (0.089 R)
• M64: 31,924,036 km (0.067 R)
• M65: 32,572,244 km (0.078 R)
• M66: 32,809,057 km (0.096 R)
• M67: 33,105,859 km (0.106 R)
• M68: 33,702,156 km (0.032 R)
• M69: 34,301,894 km (0.085 R)
• M70: 36,551,697 km (0.058 R)
• M71: 37,291,458 km (0.12 R)
• M72: 38,723,409 km (0.116 R)
• M73: 38,848,772 km (0.113 R)
• M74: 39,730,053 km (0.042 R)
• M75: 41,256,250 km (0.119 R)
• M76: 43,515,926 km (0.107 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 279 - 15,055 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit