🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.77

Radius: 1.5

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 0.47 AU - 0.61 AU

Year: 260 Days

Day: 28.4 Hours

Environment

Temp: -118 °C

Axial Tilt: 45.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.38

Radius: 0.68

Gravity: 0.82 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.48 AU - 0.7 AU

Year: 297 Days

Day: 17.6 Hours

Environment

Temp: -134 °C

Axial Tilt: 13.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.08 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 442.1

Radius: 8.1

Gravity: 6.74 G

Time & Orbit

Eccentricity (e): 0.161

Orbit Range: 1.31 AU - 1.81 AU

Year: 1278 Days

Day: 5.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,357,275 km

• M1: 103,073 km (0.115 R)
• M2: 499,208 km (0.082 R)
• M3: 1,174,642 km (0.036 R)
• M4: 1,739,973 km (0.064 R)
• M5: 2,059,215 km (0.066 R)
• M6: 2,452,059 km (0.103 R)
• M7: 2,728,665 km (0.077 R)
• M8: 3,446,735 km (0.096 R)
• M9: 4,100,777 km (0.087 R)
• M10: 4,816,453 km (0.063 R)
• M11: 5,331,369 km (0.115 R)
• M12: 6,359,405 km (0.097 R)
• M13: 6,791,743 km (0.073 R)
• M14: 7,919,711 km (0.09 R)
• M15: 8,366,710 km (0.04 R)
• M16: 8,858,139 km (0.075 R)
• M17: 9,601,790 km (0.117 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 936.6

Radius: 8.9

Gravity: 11.82 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.52 AU - 1.66 AU

Year: 1315 Days

Day: 8.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 17.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,357,275 km

• M1: 110,702 km (0.038 R)
• M2: 440,117 km (0.076 R)
• M3: 742,155 km (0.114 R)
• M4: 1,180,776 km (0.1 R)
• M5: 1,610,720 km (0.095 R)
• M6: 2,040,814 km (0.08 R)
• M7: 2,759,931 km (0.031 R)
• M8: 3,426,838 km (0.104 R)
• M9: 3,773,008 km (0.038 R)
• M10: 4,308,269 km (0.081 R)
• M11: 4,832,310 km (0.111 R)
• M12: 5,708,954 km (0.085 R)
• M13: 6,031,337 km (0.092 R)
• M14: 6,390,372 km (0.086 R)
• M15: 6,865,495 km (0.035 R)
• M16: 7,663,600 km (0.077 R)
• M17: 9,160,326 km (0.118 R)
• M18: 10,566,247 km (0.099 R)
• M19: 10,877,860 km (0.11 R)
• M20: 12,490,375 km (0.077 R)
• M21: 13,154,141 km (0.12 R)
• M22: 13,434,188 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.94 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 932.2

Radius: 13.6

Gravity: 5.04 G

Time & Orbit

Eccentricity (e): 0.129

Orbit Range: 1.69 AU - 2.19 AU

Year: 1773 Days

Day: 5.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 10.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 53,357,275 km

• M1: 169,195 km (0.032 R)
• M2: 702,661 km (0.059 R)
• M3: 1,168,659 km (0.084 R)
• M4: 1,784,104 km (0.114 R)
• M5: 2,370,079 km (0.071 R)
• M6: 4,397,579 km (0.09 R)
• M7: 5,114,901 km (0.117 R)
• M8: 6,544,608 km (0.103 R)
• M9: 7,309,950 km (0.115 R)
• M10: 8,728,288 km (0.078 R)
• M11: 10,180,135 km (0.097 R)
• M12: 11,133,074 km (0.096 R)
• M13: 12,590,456 km (0.053 R)
• M14: 13,386,616 km (0.071 R)
• M15: 13,862,786 km (0.103 R)
• M16: 15,406,486 km (0.118 R)
• M17: 16,563,177 km (0.109 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487

Radius: 14.4

Gravity: 2.35 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 4.66 AU - 6.82 AU

Year: 9021 Days

Day: 10 Hours

Environment

Temp: -225 °C

Axial Tilt: 18.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 53,357,275 km

• M1: 179,069 km (0.097 R)
• M2: 695,181 km (0.082 R)
• M3: 1,169,107 km (0.088 R)
• M4: 1,647,372 km (0.101 R)
• M5: 2,501,725 km (0.025 R)
• M6: 3,062,418 km (0.099 R)
• M7: 4,177,072 km (0.117 R)
• M8: 5,001,805 km (0.059 R)
• M9: 5,453,740 km (0.1 R)
• M10: 7,542,874 km (0.087 R)
• M11: 9,980,272 km (0.099 R)
• M12: 13,527,687 km (0.082 R)
• M13: 14,835,770 km (0.08 R)
• M14: 16,488,827 km (0.103 R)
• M15: 17,156,183 km (0.088 R)
• M16: 18,050,778 km (0.077 R)
• M17: 18,545,199 km (0.093 R)
• M18: 20,537,693 km (0.043 R)
• M19: 29,263,139 km (0.116 R)
• M20: 32,785,869 km (0.03 R)
• M21: 36,469,717 km (0.095 R)
• M22: 38,995,378 km (0.072 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 477.2

Radius: 6.9

Gravity: 10.02 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 7.59 AU - 7.85 AU

Year: 14071 Days

Day: 18.4 Hours

Environment

Temp: -217 °C

Axial Tilt: 8.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 53,357,275 km

• M1: 85,869 km (0.06 R)
• M2: 356,941 km (0.111 R)
• M3: 622,626 km (0.063 R)
• M4: 859,739 km (0.031 R)
• M5: 1,642,285 km (0.097 R)
• M6: 2,429,021 km (0.079 R)
• M7: 3,368,944 km (0.099 R)
• M8: 4,562,137 km (0.055 R)
• M9: 5,546,341 km (0.095 R)
• M10: 5,831,175 km (0.111 R)
• M11: 6,088,334 km (0.067 R)
• M12: 6,468,911 km (0.11 R)
• M13: 6,865,345 km (0.114 R)
• M14: 9,192,789 km (0.103 R)
• M15: 9,643,079 km (0.074 R)
• M16: 10,107,879 km (0.07 R)
• M17: 10,971,059 km (0.119 R)
• M18: 11,420,750 km (0.095 R)
• M19: 11,707,829 km (0.106 R)
• M20: 12,720,606 km (0.111 R)
• M21: 16,179,758 km (0.102 R)
• M22: 16,396,525 km (0.103 R)
• M23: 18,911,564 km (0.062 R)
• M24: 20,135,425 km (0.106 R)
• M25: 21,760,357 km (0.097 R)
• M26: 23,378,557 km (0.096 R)
• M27: 25,365,965 km (0.113 R)
• M28: 26,052,619 km (0.112 R)
• M29: 29,673,486 km (0.074 R)
• M30: 32,227,271 km (0.095 R)
• M31: 32,916,767 km (0.096 R)
• M32: 34,683,668 km (0.087 R)
• M33: 36,761,433 km (0.082 R)
• M34: 41,838,784 km (0.085 R)
• M35: 42,659,179 km (0.079 R)
• M36: 43,490,345 km (0.088 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: 455 - 17,687 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit