🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.52 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.98

Radius: 1.9

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.07

Orbit Range: 0.48 AU - 0.56 AU

Year: 141 Days

Day: 20.4 Hours

Environment

Temp: 211 °C

Axial Tilt: 14.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.77 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.12

Radius: 1.35

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.12

Orbit Range: 0.68 AU - 0.86 AU

Year: 253 Days

Day: 40.5 Hours

Environment

Temp: 88 °C

Axial Tilt: 12.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.1 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.33

Radius: 1.12

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.066

Orbit Range: 1.03 AU - 1.17 AU

Year: 432 Days

Day: 21.9 Hours

Environment

Temp: 19 °C

Axial Tilt: 49.6 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 4 - Gas Giant

Semi-Major Axis: 5.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.8

Radius: 11

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.246

Orbit Range: 4.12 AU - 6.82 AU

Year: 4794 Days

Day: 6.5 Hours

Environment

Temp: -153 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 66,816,399 km

• M1: 137,331 km (0.103 R)
• M2: 529,576 km (0.05 R)
• M3: 936,782 km (0.112 R)
• M4: 2,704,430 km (0.074 R)
• M5: 3,912,583 km (0.048 R)
• M6: 4,761,401 km (0.114 R)
• M7: 5,450,449 km (0.102 R)
• M8: 7,086,601 km (0.074 R)
• M9: 7,698,606 km (0.1 R)
• M10: 8,050,011 km (0.109 R)
• M11: 8,479,207 km (0.111 R)
• M12: 8,958,369 km (0.091 R)
• M13: 9,564,540 km (0.072 R)
• M14: 10,121,942 km (0.094 R)
• M15: 11,589,646 km (0.098 R)
• M16: 12,009,567 km (0.119 R)
• M17: 12,969,537 km (0.089 R)
• M18: 13,745,651 km (0.079 R)
• M19: 16,417,469 km (0.071 R)
• M20: 18,042,550 km (0.092 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 169.5

Radius: 9

Gravity: 2.09 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 5.06 AU - 6.04 AU

Year: 4900 Days

Day: 13.2 Hours

Environment

Temp: -155 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 66,816,399 km

• M1: 122,521 km (0.078 R)
• M2: 446,250 km (0.12 R)
• M3: 786,137 km (0.035 R)
• M4: 1,431,053 km (0.111 R)
• M5: 1,728,155 km (0.027 R)
• M6: 2,312,484 km (0.054 R)
• M7: 2,666,133 km (0.109 R)
• M8: 3,104,904 km (0.088 R)
• M9: 3,394,226 km (0.058 R)
• M10: 3,852,893 km (0.065 R)
• M11: 4,415,232 km (0.043 R)
• M12: 5,170,402 km (0.075 R)
• M13: 5,628,620 km (0.066 R)
• M14: 7,554,094 km (0.039 R)
• M15: 8,866,516 km (0.052 R)
• M16: 9,846,233 km (0.099 R)
• M17: 10,250,147 km (0.113 R)
• M18: 11,091,485 km (0.099 R)
• M19: 12,102,468 km (0.12 R)
• M20: 12,396,278 km (0.097 R)
• M21: 14,683,031 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 139.9

Radius: 12.5

Gravity: 0.9 G

Time & Orbit

Eccentricity (e): 0.186

Orbit Range: 5.15 AU - 7.51 AU

Year: 5968 Days

Day: 12.6 Hours

Environment

Temp: -147 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 66,816,399 km

• M1: 155,731 km (0.117 R)
• M2: 586,573 km (0.039 R)
• M3: 984,952 km (0.118 R)
• M4: 1,407,118 km (0.092 R)
• M5: 1,835,117 km (0.1 R)
• M6: 2,229,906 km (0.052 R)
• M7: 2,727,618 km (0.059 R)
• M8: 3,178,656 km (0.11 R)
• M9: 3,736,356 km (0.087 R)
• M10: 4,933,139 km (0.079 R)
• M11: 5,582,693 km (0.11 R)
• M12: 6,020,417 km (0.103 R)
• M13: 7,382,206 km (0.085 R)
• M14: 8,464,397 km (0.031 R)
• M15: 9,361,386 km (0.114 R)
• M16: 10,667,525 km (0.069 R)
• M17: 12,134,332 km (0.108 R)
• M18: 14,104,686 km (0.065 R)
• M19: 14,580,706 km (0.087 R)
• M20: 15,265,266 km (0.082 R)
• M21: 17,231,431 km (0.111 R)
• M22: 18,841,702 km (0.075 R)

Planet 7 - Ice Giant

Semi-Major Axis: 18.06 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 224.3

Radius: 4

Gravity: 14.02 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 15.42 AU - 20.7 AU

Year: 28761 Days

Day: 17.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 45.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (35)

Outer Limit: 66,816,399 km

• M1: 52,658 km (0.096 R)
• M2: 303,235 km (0.08 R)
• M3: 493,374 km (0.111 R)
• M4: 780,302 km (0.109 R)
• M5: 1,250,489 km (0.119 R)
• M6: 1,438,234 km (0.117 R)
• M7: 2,217,040 km (0.088 R)
• M8: 2,362,898 km (0.069 R)
• M9: 3,404,399 km (0.101 R)
• M10: 4,164,506 km (0.034 R)
• M11: 5,067,329 km (0.112 R)
• M12: 7,714,014 km (0.107 R)
• M13: 9,222,709 km (0.101 R)
• M14: 11,037,331 km (0.089 R)
• M15: 11,837,979 km (0.107 R)
• M16: 12,676,624 km (0.12 R)
• M17: 12,942,460 km (0.119 R)
• M18: 13,972,441 km (0.114 R)
• M19: 14,184,870 km (0.11 R)
• M20: 15,204,529 km (0.074 R)
• M21: 16,904,111 km (0.119 R)
• M22: 19,595,975 km (0.111 R)
• M23: 22,463,467 km (0.054 R)
• M24: 25,916,485 km (0.05 R)
• M25: 27,325,098 km (0.032 R)
• M26: 36,060,567 km (0.03 R)
• M27: 38,364,224 km (0.078 R)
• M28: 43,562,601 km (0.117 R)
• M29: 52,892,422 km (0.062 R)
• M30: 54,101,172 km (0.103 R)
• M31: 54,975,871 km (0.112 R)
• M32: 55,328,324 km (0.109 R)
• M33: 55,859,845 km (0.086 R)
• M34: 60,985,816 km (0.035 R)
• M35: 65,424,086 km (0.106 R)

Kuiper Belt

Range: 30 - 60 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 509 - 15,461 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit