🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 0.57 AU - 0.69 AU

Year: 188 Days

Day: 34.7 Hours

Environment

Temp: 135 °C

Axial Tilt: 8.9 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.19 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.26

Radius: 0.58

Gravity: 0.77 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 1.17 AU - 1.21 AU

Year: 489 Days

Day: 26 Hours

Environment

Temp: -2 °C

Axial Tilt: 19.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (2)

Outer Limit: 44,298,698 km

• M1: 47,423 km (0.1 R)
• M2: 330,163 km (0.087 R)

Planet 3 - Terrestrial

Semi-Major Axis: 2.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.94

Radius: 1.89

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.047

Orbit Range: 1.98 AU - 2.18 AU

Year: 1130 Days

Day: 30.5 Hours

Environment

Temp: -71 °C

Axial Tilt: 21.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 2.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.72

Radius: 1.24

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.21 AU - 2.43 AU

Year: 1331 Days

Day: 40 Hours

Environment

Temp: -84 °C

Axial Tilt: 20.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 44,298,698 km

• M1: 896,690 km (0.071 R)

Asteroid Belt

Center: 3.57 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 137.5

Radius: 10.8

Gravity: 1.18 G

Time & Orbit

Eccentricity (e): 0.073

Orbit Range: 4.46 AU - 5.16 AU

Year: 3974 Days

Day: 11.9 Hours

Environment

Temp: -140 °C

Axial Tilt: 7.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 44,298,698 km

• M1: 134,339 km (0.098 R)
• M2: 471,532 km (0.087 R)
• M3: 812,765 km (0.106 R)
• M4: 1,715,439 km (0.1 R)
• M5: 2,411,069 km (0.075 R)
• M6: 2,904,293 km (0.117 R)
• M7: 3,648,991 km (0.092 R)
• M8: 4,187,843 km (0.075 R)
• M9: 5,607,377 km (0.09 R)
• M10: 6,787,106 km (0.079 R)
• M11: 7,575,935 km (0.097 R)
• M12: 9,832,170 km (0.064 R)
• M13: 11,652,926 km (0.053 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 414.4

Radius: 12.9

Gravity: 2.49 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 5.36 AU - 5.78 AU

Year: 4952 Days

Day: 8.3 Hours

Environment

Temp: -145 °C

Axial Tilt: 45.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 44,298,698 km

• M1: 160,369 km (0.108 R)
• M2: 1,366,577 km (0.078 R)
• M3: 1,860,399 km (0.113 R)
• M4: 2,535,534 km (0.088 R)
• M5: 3,090,842 km (0.085 R)
• M6: 3,809,211 km (0.08 R)
• M7: 5,260,460 km (0.109 R)
• M8: 6,025,653 km (0.114 R)
• M9: 7,278,684 km (0.029 R)
• M10: 8,735,319 km (0.104 R)
• M11: 9,147,162 km (0.057 R)
• M12: 10,419,641 km (0.115 R)
• M13: 11,055,432 km (0.071 R)
• M14: 11,493,455 km (0.106 R)
• M15: 12,357,981 km (0.108 R)
• M16: 12,877,834 km (0.116 R)
• M17: 16,367,054 km (0.088 R)
• M18: 17,757,118 km (0.074 R)
• M19: 18,177,039 km (0.116 R)
• M20: 19,413,465 km (0.097 R)
• M21: 21,036,901 km (0.116 R)
• M22: 21,711,139 km (0.051 R)
• M23: 23,892,725 km (0.083 R)

Planet 7 - Gas Giant

Semi-Major Axis: 6.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 232.5

Radius: 13

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 6.51 AU - 7.07 AU

Year: 6665 Days

Day: 11.9 Hours

Environment

Temp: -165 °C

Axial Tilt: 4.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 44,298,698 km

• M1: 164,258 km (0.078 R)
• M2: 644,168 km (0.081 R)
• M3: 1,056,311 km (0.116 R)
• M4: 1,771,987 km (0.063 R)
• M5: 2,645,489 km (0.036 R)
• M6: 3,144,248 km (0.092 R)
• M7: 4,613,748 km (0.087 R)
• M8: 5,944,271 km (0.068 R)
• M9: 7,285,715 km (0.087 R)
• M10: 9,943,022 km (0.099 R)
• M11: 10,985,720 km (0.112 R)
• M12: 13,986,803 km (0.111 R)
• M13: 16,798,195 km (0.079 R)
• M14: 17,261,949 km (0.117 R)
• M15: 19,015,086 km (0.062 R)
• M16: 20,422,054 km (0.1 R)
• M17: 20,884,012 km (0.104 R)
• M18: 22,242,511 km (0.111 R)
• M19: 23,299,270 km (0.099 R)
• M20: 23,876,568 km (0.083 R)
• M21: 25,210,233 km (0.077 R)

Planet 8 - Gas Giant

Semi-Major Axis: 7.6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 867.9

Radius: 14.9

Gravity: 3.91 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 7.44 AU - 7.76 AU

Year: 7893 Days

Day: 12.4 Hours

Environment

Temp: -166 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 44,298,698 km

• M1: 185,352 km (0.04 R)
• M2: 750,533 km (0.048 R)
• M3: 1,317,808 km (0.094 R)
• M4: 1,828,984 km (0.074 R)
• M5: 3,137,516 km (0.094 R)
• M6: 3,643,905 km (0.114 R)
• M7: 4,340,582 km (0.11 R)
• M8: 4,853,553 km (0.107 R)
• M9: 5,471,093 km (0.074 R)
• M10: 7,287,062 km (0.081 R)
• M11: 8,615,491 km (0.084 R)
• M12: 10,198,236 km (0.113 R)
• M13: 11,967,530 km (0.116 R)
• M14: 13,994,881 km (0.104 R)
• M15: 15,511,504 km (0.092 R)
• M16: 16,857,137 km (0.093 R)
• M17: 17,772,825 km (0.119 R)
• M18: 19,397,608 km (0.083 R)
• M19: 19,934,814 km (0.089 R)
• M20: 20,403,055 km (0.073 R)
• M21: 25,591,558 km (0.107 R)
• M22: 27,564,305 km (0.089 R)
• M23: 28,736,105 km (0.111 R)
• M24: 32,774,650 km (0.097 R)
• M25: 37,768,675 km (0.081 R)
• M26: 42,343,229 km (0.12 R)
• M27: 43,248,445 km (0.051 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: 217 - 11,197 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit