🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.78 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.91

Radius: 0.96

Gravity: 0.99 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 0.65 AU - 0.91 AU

Year: 254 Days

Day: 42.9 Hours

Environment

Temp: 173 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.87 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.53

Radius: 1.83

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 0.74 AU - 1 AU

Year: 299 Days

Day: 12.4 Hours

Environment

Temp: 152 °C

Axial Tilt: 145.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.21 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.34

Radius: 1.12

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 1.14 AU - 1.28 AU

Year: 491 Days

Day: 32.7 Hours

Environment

Temp: 11 °C

Axial Tilt: 11.1 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Satellites (1)

Outer Limit: 30,584,386 km

• M1: 39,793 km (0.099 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.68 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.31

Radius: 1.79

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.012

Orbit Range: 1.66 AU - 1.7 AU

Year: 803 Days

Day: 22.3 Hours

Environment

Temp: -50 °C

Axial Tilt: 6.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.71 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 38.4

Radius: 8.5

Gravity: 0.53 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 5.05 AU - 6.41 AU

Year: 5061 Days

Day: 6.6 Hours

Environment

Temp: -155 °C

Axial Tilt: 15.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 30,584,386 km

• M1: 107,262 km (0.099 R)
• M2: 631,004 km (0.092 R)
• M3: 998,117 km (0.1 R)
• M4: 1,700,928 km (0.102 R)
• M5: 3,562,224 km (0.12 R)
• M6: 9,301,696 km (0.096 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.86 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 275.4

Radius: 11.6

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.85 AU - 6.87 AU

Year: 5234 Days

Day: 14.1 Hours

Environment

Temp: -152 °C

Axial Tilt: 66.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,584,386 km

• M1: 145,260 km (0.046 R)
• M2: 527,332 km (0.116 R)
• M3: 1,025,942 km (0.058 R)
• M4: 1,683,574 km (0.115 R)
• M5: 2,514,740 km (0.077 R)
• M6: 3,281,130 km (0.117 R)
• M7: 3,860,672 km (0.09 R)
• M8: 5,352,163 km (0.109 R)
• M9: 5,880,543 km (0.093 R)
• M10: 6,299,417 km (0.117 R)
• M11: 6,768,107 km (0.063 R)
• M12: 7,134,921 km (0.101 R)
• M13: 10,127,327 km (0.104 R)
• M14: 11,358,518 km (0.114 R)
• M15: 11,877,921 km (0.1 R)
• M16: 13,532,175 km (0.081 R)
• M17: 13,919,783 km (0.104 R)
• M18: 14,666,426 km (0.096 R)
• M19: 18,273,081 km (0.113 R)
• M20: 19,107,837 km (0.083 R)
• M21: 22,297,862 km (0.063 R)
• M22: 22,839,257 km (0.047 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.59 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 758

Radius: 10.3

Gravity: 7.14 G

Time & Orbit

Eccentricity (e): 0.196

Orbit Range: 6.91 AU - 10.27 AU

Year: 9289 Days

Day: 13.8 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 30,584,386 km

• M1: 881,431 km (0.098 R)
• M2: 1,276,070 km (0.115 R)
• M3: 1,961,976 km (0.106 R)
• M4: 2,752,002 km (0.041 R)
• M5: 3,095,629 km (0.047 R)
• M6: 5,268,987 km (0.101 R)
• M7: 5,768,344 km (0.099 R)
• M8: 7,135,968 km (0.104 R)
• M9: 8,663,213 km (0.093 R)
• M10: 10,603,647 km (0.095 R)
• M11: 11,675,366 km (0.094 R)
• M12: 12,237,704 km (0.053 R)
• M13: 12,817,845 km (0.118 R)
• M14: 14,348,979 km (0.107 R)
• M15: 16,273,556 km (0.07 R)
• M16: 18,066,037 km (0.087 R)
• M17: 18,666,374 km (0.096 R)
• M18: 22,811,431 km (0.095 R)
• M19: 25,051,211 km (0.119 R)
• M20: 26,848,779 km (0.094 R)
• M21: 30,172,694 km (0.119 R)
• M22: 40,358,663 km (0.071 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.91 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 184.8

Radius: 12

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.174

Orbit Range: 7.36 AU - 10.46 AU

Year: 9813 Days

Day: 10.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 30,584,386 km

• M1: 149,299 km (0.078 R)
• M2: 1,082,490 km (0.12 R)
• M3: 1,690,905 km (0.101 R)
• M4: 2,420,194 km (0.042 R)
• M5: 3,773,905 km (0.05 R)
• M6: 4,210,282 km (0.07 R)
• M7: 7,263,276 km (0.088 R)
• M8: 7,795,695 km (0.115 R)
• M9: 9,426,461 km (0.113 R)
• M10: 10,768,504 km (0.049 R)
• M11: 11,180,945 km (0.102 R)
• M12: 12,382,515 km (0.118 R)
• M13: 14,703,676 km (0.059 R)
• M14: 17,677,831 km (0.096 R)
• M15: 18,906,328 km (0.102 R)
• M16: 24,159,159 km (0.068 R)
• M17: 25,186,896 km (0.087 R)
• M18: 30,130,208 km (0.109 R)

Kuiper Belt

Range: 30 - 46 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 204 - 13,247 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit