🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.82

Radius: 0.92

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 0.48 AU - 0.64 AU

Year: 155 Days

Day: 27.1 Hours

Environment

Temp: 159 °C

Axial Tilt: 53.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.149

Orbit Range: 1.57 AU - 2.13 AU

Year: 928 Days

Day: 38 Hours

Environment

Temp: -60 °C

Axial Tilt: 0 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.99 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.5 AU - 2.48 AU

Year: 1036 Days

Day: 15.7 Hours

Environment

Temp: -63 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 57,248,404 km

• M1: 1,348,176 km (0.06 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.09

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.094

Orbit Range: 2.08 AU - 2.52 AU

Year: 1287 Days

Day: 28.1 Hours

Environment

Temp: -78 °C

Axial Tilt: 15.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.48 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.65 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.4

Radius: 8.6

Gravity: 5.6 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 3.55 AU - 5.75 AU

Year: 3700 Days

Day: 14.8 Hours

Environment

Temp: -135 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 57,248,404 km

• M1: 107,112 km (0.103 R)
• M2: 516,113 km (0.094 R)
• M3: 945,758 km (0.087 R)
• M4: 1,702,573 km (0.118 R)
• M5: 2,196,845 km (0.119 R)
• M6: 2,674,062 km (0.082 R)
• M7: 2,962,636 km (0.063 R)
• M8: 3,527,518 km (0.066 R)
• M9: 4,141,467 km (0.072 R)
• M10: 4,596,544 km (0.086 R)
• M11: 6,671,317 km (0.07 R)
• M12: 10,669,320 km (0.098 R)
• M13: 11,483,581 km (0.116 R)
• M14: 12,207,635 km (0.099 R)
• M15: 13,466,202 km (0.108 R)
• M16: 13,793,971 km (0.053 R)
• M17: 17,315,654 km (0.05 R)
• M18: 19,076,870 km (0.106 R)
• M19: 20,091,892 km (0.116 R)
• M20: 20,767,625 km (0.088 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.77 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867

Radius: 9.3

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.034

Orbit Range: 9.44 AU - 10.1 AU

Year: 11267 Days

Day: 6.6 Hours

Environment

Temp: -179 °C

Axial Tilt: 1.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 57,248,404 km

• M1: 115,639 km (0.093 R)
• M2: 464,651 km (0.115 R)
• M3: 753,824 km (0.101 R)
• M4: 1,230,742 km (0.078 R)
• M5: 1,720,974 km (0.101 R)
• M6: 2,976,698 km (0.067 R)
• M7: 4,446,946 km (0.103 R)
• M8: 7,993,463 km (0.046 R)
• M9: 10,382,541 km (0.084 R)
• M10: 11,389,933 km (0.041 R)
• M11: 12,522,389 km (0.11 R)
• M12: 13,403,820 km (0.077 R)
• M13: 16,296,444 km (0.057 R)
• M14: 19,747,517 km (0.114 R)
• M15: 23,751,804 km (0.087 R)
• M16: 26,601,045 km (0.119 R)
• M17: 30,445,261 km (0.115 R)
• M18: 31,347,187 km (0.073 R)
• M19: 32,968,229 km (0.09 R)
• M20: 39,082,444 km (0.08 R)
• M21: 40,282,069 km (0.078 R)
• M22: 44,028,000 km (0.117 R)
• M23: 46,353,947 km (0.052 R)
• M24: 51,566,536 km (0.117 R)
• M25: 52,686,126 km (0.068 R)
• M26: 53,333,137 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.73 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 405.9

Radius: 6.4

Gravity: 9.91 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 12.58 AU - 12.88 AU

Year: 16758 Days

Day: 22.8 Hours

Environment

Temp: -194 °C

Axial Tilt: 31 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 57,248,404 km

• M1: 80,783 km (0.1 R)
• M2: 316,250 km (0.114 R)
• M3: 547,079 km (0.112 R)
• M4: 778,807 km (0.077 R)
• M5: 998,117 km (0.106 R)
• M6: 1,477,279 km (0.104 R)
• M7: 1,785,750 km (0.107 R)
• M8: 2,328,640 km (0.097 R)
• M9: 3,709,728 km (0.115 R)
• M10: 3,988,878 km (0.068 R)
• M11: 8,620,129 km (0.108 R)
• M12: 10,750,701 km (0.118 R)
• M13: 12,954,278 km (0.116 R)
• M14: 13,402,623 km (0.113 R)
• M15: 14,061,003 km (0.083 R)
• M16: 15,229,362 km (0.075 R)
• M17: 16,165,396 km (0.08 R)
• M18: 17,369,510 km (0.106 R)
• M19: 20,039,682 km (0.083 R)
• M20: 26,996,881 km (0.069 R)
• M21: 27,413,062 km (0.12 R)
• M22: 28,903,655 km (0.111 R)
• M23: 30,447,505 km (0.094 R)
• M24: 33,698,566 km (0.108 R)
• M25: 34,302,493 km (0.077 R)
• M26: 38,470,738 km (0.097 R)
• M27: 40,472,208 km (0.066 R)
• M28: 41,154,524 km (0.093 R)
• M29: 42,823,288 km (0.1 R)
• M30: 44,681,443 km (0.053 R)
• M31: 49,950,131 km (0.072 R)
• M32: 53,302,021 km (0.076 R)
• M33: 53,628,892 km (0.109 R)
• M34: 54,451,979 km (0.115 R)

Planet 8 - Ice Giant

Semi-Major Axis: 13.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 355.5

Radius: 3.1

Gravity: 36.99 G

Time & Orbit

Eccentricity (e): 0.108

Orbit Range: 11.96 AU - 14.86 AU

Year: 18118 Days

Day: 24.6 Hours

Environment

Temp: -190 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 57,248,404 km

• M1: 38,596 km (0.083 R)
• M2: 319,691 km (0.041 R)
• M3: 553,363 km (0.066 R)
• M4: 743,801 km (0.067 R)
• M5: 849,417 km (0.107 R)
• M6: 1,115,252 km (0.1 R)
• M7: 1,583,194 km (0.102 R)
• M8: 2,959,943 km (0.053 R)
• M9: 3,591,246 km (0.068 R)
• M10: 3,838,981 km (0.066 R)
• M11: 4,945,257 km (0.064 R)
• M12: 5,790,634 km (0.11 R)
• M13: 6,208,611 km (0.048 R)
• M14: 7,717,156 km (0.103 R)
• M15: 8,269,770 km (0.116 R)
• M16: 11,143,246 km (0.102 R)
• M17: 23,127,532 km (0.056 R)
• M18: 23,315,427 km (0.095 R)
• M19: 25,053,305 km (0.076 R)
• M20: 33,585,021 km (0.068 R)
• M21: 34,556,211 km (0.104 R)
• M22: 37,194,219 km (0.03 R)
• M23: 42,303,136 km (0.083 R)
• M24: 44,587,197 km (0.106 R)
• M25: 51,449,101 km (0.086 R)
• M26: 53,554,991 km (0.098 R)

Kuiper Belt

Range: 30 - 58 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 217 - 19,162 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit