🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.89 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.22

Radius: 0.55

Gravity: 0.73 G

Time & Orbit

Eccentricity (e): 0.074

Orbit Range: 0.82 AU - 0.96 AU

Year: 305 Days

Day: 44.3 Hours

Environment

Temp: 88 °C

Axial Tilt: 37.1 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 97,054,813 km

• M1: 131,048 km (0.11 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.93 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 0.82 AU - 1.04 AU

Year: 326 Days

Day: 25.3 Hours

Environment

Temp: 147 °C

Axial Tilt: 10.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.4 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.019

Orbit Range: 1.37 AU - 1.43 AU

Year: 602 Days

Day: 13.5 Hours

Environment

Temp: 1 °C

Axial Tilt: 49.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 4.37 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.1

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.017

Orbit Range: 4.3 AU - 4.44 AU

Year: 3320 Days

Day: 23.5 Hours

Environment

Temp: -129 °C

Axial Tilt: 39.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 97,054,813 km

• M1: 1,245,253 km (0.112 R)
• M2: 3,696,563 km (0.115 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 478.9

Radius: 11.3

Gravity: 3.75 G

Time & Orbit

Eccentricity (e): 0.136

Orbit Range: 5.27 AU - 6.93 AU

Year: 5476 Days

Day: 12.4 Hours

Environment

Temp: -142 °C

Axial Tilt: 39 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 97,054,813 km

• M1: 140,622 km (0.101 R)
• M2: 498,909 km (0.079 R)
• M3: 928,704 km (0.099 R)
• M4: 1,293,872 km (0.08 R)
• M5: 1,808,339 km (0.117 R)
• M6: 3,100,865 km (0.075 R)
• M7: 4,170,489 km (0.078 R)
• M8: 5,332,416 km (0.069 R)
• M9: 6,893,021 km (0.073 R)
• M10: 7,258,788 km (0.049 R)
• M11: 9,207,300 km (0.118 R)
• M12: 9,984,012 km (0.112 R)
• M13: 12,382,515 km (0.065 R)
• M14: 15,819,376 km (0.088 R)
• M15: 22,856,610 km (0.093 R)
• M16: 24,585,961 km (0.039 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.96 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.2

Radius: 11.6

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 6.41 AU - 7.51 AU

Year: 6673 Days

Day: 6 Hours

Environment

Temp: -153 °C

Axial Tilt: 21.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 97,054,813 km

• M1: 158,424 km (0.104 R)
• M2: 567,425 km (0.075 R)
• M3: 1,073,963 km (0.074 R)
• M4: 1,508,545 km (0.063 R)
• M5: 2,223,174 km (0.082 R)
• M6: 2,687,675 km (0.116 R)
• M7: 3,506,574 km (0.064 R)
• M8: 5,829,380 km (0.105 R)
• M9: 6,577,370 km (0.034 R)
• M10: 7,048,902 km (0.085 R)
• M11: 7,503,979 km (0.117 R)
• M12: 7,938,261 km (0.056 R)
• M13: 9,478,820 km (0.059 R)
• M14: 10,562,058 km (0.07 R)
• M15: 11,673,720 km (0.101 R)
• M16: 12,366,358 km (0.087 R)
• M17: 18,930,863 km (0.092 R)
• M18: 19,663,743 km (0.12 R)
• M19: 21,499,608 km (0.102 R)
• M20: 22,785,401 km (0.078 R)
• M21: 28,922,504 km (0.12 R)
• M22: 29,405,855 km (0.043 R)
• M23: 36,190,717 km (0.114 R)
• M24: 36,752,158 km (0.104 R)

Planet 7 - Gas Giant

Semi-Major Axis: 11.38 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 651.6

Radius: 13

Gravity: 3.86 G

Time & Orbit

Eccentricity (e): 0.099

Orbit Range: 10.25 AU - 12.51 AU

Year: 13952 Days

Day: 5.2 Hours

Environment

Temp: -190 °C

Axial Tilt: 34.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 97,054,813 km

• M1: 161,715 km (0.088 R)
• M2: 713,133 km (0.069 R)
• M3: 1,668,615 km (0.094 R)
• M4: 4,236,911 km (0.101 R)
• M5: 5,690,853 km (0.094 R)
• M6: 6,101,648 km (0.111 R)
• M7: 9,663,723 km (0.086 R)
• M8: 11,147,136 km (0.116 R)
• M9: 16,506,180 km (0.07 R)
• M10: 17,974,783 km (0.117 R)
• M11: 26,855,511 km (0.116 R)
• M12: 35,077,260 km (0.076 R)
• M13: 38,020,897 km (0.091 R)
• M14: 41,125,651 km (0.084 R)
• M15: 51,932,751 km (0.108 R)
• M16: 57,636,619 km (0.036 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18.88 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 639.7

Radius: 7.2

Gravity: 12.34 G

Time & Orbit

Eccentricity (e): 0.055

Orbit Range: 17.84 AU - 19.92 AU

Year: 29815 Days

Day: 16.8 Hours

Environment

Temp: -206 °C

Axial Tilt: 105.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 97,054,813 km

• M1: 90,208 km (0.113 R)
• M2: 410,347 km (0.034 R)
• M3: 765,193 km (0.097 R)
• M4: 1,697,337 km (0.087 R)
• M5: 2,019,422 km (0.057 R)
• M6: 2,528,653 km (0.115 R)
• M7: 3,062,867 km (0.085 R)
• M8: 3,574,192 km (0.05 R)
• M9: 4,140,869 km (0.086 R)
• M10: 6,342,052 km (0.084 R)
• M11: 6,772,445 km (0.087 R)
• M12: 7,120,709 km (0.081 R)
• M13: 8,519,599 km (0.095 R)
• M14: 9,223,307 km (0.09 R)
• M15: 9,776,071 km (0.041 R)
• M16: 10,746,213 km (0.106 R)
• M17: 11,427,632 km (0.117 R)
• M18: 14,281,660 km (0.093 R)
• M19: 16,046,765 km (0.08 R)
• M20: 18,813,578 km (0.107 R)
• M21: 19,502,177 km (0.081 R)
• M22: 35,980,831 km (0.112 R)
• M23: 39,064,492 km (0.082 R)
• M24: 40,345,798 km (0.063 R)
• M25: 43,842,050 km (0.066 R)
• M26: 52,195,595 km (0.077 R)
• M27: 96,184,699 km (0.096 R)

Kuiper Belt

Range: 30.2 - 60.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 249 - 14,461 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit