🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.87

Radius: 1.72

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.64 AU - 0.66 AU

Year: 344 Days

Day: 18.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 76.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 36,312,164 km

• M1: 193,131 km (0.05 R)

Asteroid Belt

Center: 0.93 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.21 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.7

Radius: 14.8

Gravity: 2.98 G

Time & Orbit

Eccentricity (e): 0.082

Orbit Range: 1.11 AU - 1.31 AU

Year: 873 Days

Day: 14 Hours

Environment

Temp: -160 °C

Axial Tilt: 16.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 36,312,164 km

• M1: 184,305 km (0.029 R)
• M2: 728,242 km (0.09 R)
• M3: 1,216,231 km (0.069 R)
• M4: 1,905,727 km (0.099 R)
• M5: 2,396,109 km (0.096 R)
• M6: 3,148,886 km (0.042 R)
• M7: 3,873,238 km (0.104 R)
• M8: 5,484,258 km (0.092 R)
• M9: 6,494,492 km (0.056 R)
• M10: 7,067,153 km (0.101 R)
• M11: 7,673,473 km (0.09 R)
• M12: 8,289,068 km (0.056 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 205.9

Radius: 11.8

Gravity: 1.48 G

Time & Orbit

Eccentricity (e): 0.095

Orbit Range: 1.21 AU - 1.47 AU

Year: 1018 Days

Day: 9.2 Hours

Environment

Temp: -175 °C

Axial Tilt: 34.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 36,312,164 km

• M1: 146,905 km (0.03 R)
• M2: 531,671 km (0.119 R)
• M3: 914,043 km (0.066 R)
• M4: 1,497,475 km (0.076 R)
• M5: 1,976,786 km (0.078 R)
• M6: 2,368,284 km (0.084 R)
• M7: 3,589,451 km (0.093 R)
• M8: 4,339,685 km (0.108 R)
• M9: 5,108,318 km (0.105 R)
• M10: 5,499,517 km (0.069 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 60.4

Radius: 14.2

Gravity: 0.3 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 1.66 AU - 2.36 AU

Year: 1869 Days

Day: 7.4 Hours

Environment

Temp: -194 °C

Axial Tilt: 19.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 36,312,164 km

• M1: 176,675 km (0.098 R)
• M2: 621,579 km (0.087 R)
• M3: 1,105,229 km (0.063 R)
• M4: 1,623,137 km (0.075 R)
• M5: 3,966,438 km (0.059 R)
• M6: 5,199,124 km (0.047 R)
• M7: 6,210,256 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 2.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 672.8

Radius: 8.9

Gravity: 8.49 G

Time & Orbit

Eccentricity (e): 0.045

Orbit Range: 2.46 AU - 2.7 AU

Year: 2719 Days

Day: 13.7 Hours

Environment

Temp: -193 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 36,312,164 km

• M1: 110,702 km (0.058 R)
• M2: 421,417 km (0.074 R)
• M3: 756,217 km (0.091 R)
• M4: 1,126,023 km (0.101 R)
• M5: 1,471,145 km (0.027 R)
• M6: 1,781,561 km (0.069 R)
• M7: 2,058,766 km (0.078 R)
• M8: 3,259,139 km (0.043 R)
• M9: 4,091,651 km (0.067 R)
• M10: 4,918,778 km (0.089 R)
• M11: 5,347,675 km (0.114 R)
• M12: 5,775,525 km (0.095 R)
• M13: 6,335,470 km (0.104 R)
• M14: 6,931,019 km (0.113 R)
• M15: 8,770,774 km (0.091 R)
• M16: 11,114,523 km (0.092 R)
• M17: 11,687,034 km (0.087 R)
• M18: 11,980,695 km (0.106 R)
• M19: 13,661,427 km (0.084 R)
• M20: 13,987,401 km (0.093 R)
• M21: 14,849,384 km (0.104 R)
• M22: 16,364,212 km (0.107 R)
• M23: 18,427,615 km (0.115 R)
• M24: 19,171,566 km (0.097 R)
• M25: 19,580,417 km (0.061 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.13 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 416.8

Radius: 13.8

Gravity: 2.19 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 2.63 AU - 3.63 AU

Year: 3633 Days

Day: 11.1 Hours

Environment

Temp: -202 °C

Axial Tilt: 17.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 36,312,164 km

• M1: 172,187 km (0.101 R)
• M2: 656,435 km (0.118 R)
• M3: 1,185,264 km (0.115 R)
• M4: 1,712,746 km (0.11 R)
• M5: 2,287,202 km (0.093 R)
• M6: 2,924,040 km (0.093 R)
• M7: 3,473,064 km (0.036 R)
• M8: 5,250,736 km (0.096 R)
• M9: 5,908,069 km (0.107 R)
• M10: 6,792,043 km (0.1 R)
• M11: 7,542,425 km (0.068 R)
• M12: 8,018,895 km (0.085 R)
• M13: 8,583,178 km (0.103 R)
• M14: 9,717,429 km (0.051 R)
• M15: 11,897,519 km (0.11 R)
• M16: 12,457,164 km (0.096 R)
• M17: 15,071,686 km (0.117 R)
• M18: 16,402,210 km (0.076 R)
• M19: 17,096,194 km (0.1 R)
• M20: 18,089,375 km (0.047 R)

Planet 7 - Ice Giant

Semi-Major Axis: 8.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 126.9

Radius: 5.2

Gravity: 4.69 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 6.43 AU - 9.91 AU

Year: 15319 Days

Day: 18.2 Hours

Environment

Temp: -218 °C

Axial Tilt: 38.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 36,312,164 km

• M1: 64,925 km (0.101 R)
• M2: 337,642 km (0.059 R)
• M3: 523,144 km (0.065 R)
• M4: 939,624 km (0.108 R)
• M5: 1,308,981 km (0.084 R)
• M6: 1,618,799 km (0.11 R)
• M7: 2,384,440 km (0.11 R)
• M8: 2,618,112 km (0.117 R)
• M9: 3,412,028 km (0.118 R)
• M10: 3,756,403 km (0.118 R)
• M11: 4,048,418 km (0.112 R)
• M12: 4,277,153 km (0.096 R)
• M13: 5,015,717 km (0.067 R)
• M14: 6,362,397 km (0.112 R)
• M15: 7,471,366 km (0.047 R)
• M16: 8,787,379 km (0.031 R)
• M17: 10,869,183 km (0.049 R)
• M18: 11,512,454 km (0.1 R)
• M19: 12,928,697 km (0.089 R)
• M20: 17,134,043 km (0.109 R)
• M21: 17,868,269 km (0.114 R)
• M22: 20,865,462 km (0.102 R)
• M23: 21,319,342 km (0.096 R)
• M24: 21,857,146 km (0.098 R)
• M25: 22,640,890 km (0.057 R)
• M26: 24,016,143 km (0.096 R)
• M27: 30,075,306 km (0.079 R)
• M28: 32,637,767 km (0.061 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 244 - 11,256 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit