🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.49

Radius: 1.17

Gravity: 1.09 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 0.75 AU - 0.91 AU

Year: 275 Days

Day: 23.4 Hours

Environment

Temp: 180 °C

Axial Tilt: 36.3 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 82,301,574 km

• M1: 182,061 km (0.052 R)

Planet 2 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.76

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 1.11 AU - 1.67 AU

Year: 596 Days

Day: 25.8 Hours

Environment

Temp: -8 °C

Axial Tilt: 4.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Asteroid Belt

Center: 1.82 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Terrestrial

Semi-Major Axis: 2.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.12

Radius: 1.76

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.117

Orbit Range: 1.99 AU - 2.51 AU

Year: 1227 Days

Day: 14.8 Hours

Environment

Temp: -74 °C

Axial Tilt: 24 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.03 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 303.2

Radius: 12.8

Gravity: 1.85 G

Time & Orbit

Eccentricity (e): 0.239

Orbit Range: 4.42 AU - 7.2 AU

Year: 5090 Days

Day: 11.9 Hours

Environment

Temp: -145 °C

Axial Tilt: 4.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 82,301,574 km

• M1: 159,471 km (0.088 R)
• M2: 584,778 km (0.059 R)
• M3: 1,125,425 km (0.059 R)
• M4: 1,584,541 km (0.068 R)
• M5: 2,102,598 km (0.102 R)
• M6: 2,765,167 km (0.108 R)
• M7: 3,245,227 km (0.081 R)
• M8: 3,821,178 km (0.049 R)
• M9: 4,487,487 km (0.08 R)
• M10: 4,909,054 km (0.097 R)
• M11: 5,617,998 km (0.096 R)
• M12: 6,452,156 km (0.105 R)
• M13: 7,022,124 km (0.116 R)
• M14: 7,723,738 km (0.026 R)
• M15: 8,827,471 km (0.075 R)
• M16: 10,924,684 km (0.109 R)
• M17: 11,692,420 km (0.081 R)
• M18: 12,268,970 km (0.079 R)
• M19: 13,145,614 km (0.118 R)
• M20: 15,494,001 km (0.099 R)
• M21: 19,246,215 km (0.091 R)
• M22: 20,877,879 km (0.104 R)
• M23: 22,194,340 km (0.077 R)
• M24: 23,010,396 km (0.096 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.22 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 371

Radius: 10.3

Gravity: 3.5 G

Time & Orbit

Eccentricity (e): 0.175

Orbit Range: 6.78 AU - 9.66 AU

Year: 8565 Days

Day: 6.6 Hours

Environment

Temp: -171 °C

Axial Tilt: 36.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 82,301,574 km

• M1: 128,505 km (0.072 R)
• M2: 522,695 km (0.072 R)
• M3: 2,619,459 km (0.074 R)
• M4: 3,263,926 km (0.101 R)
• M5: 4,785,486 km (0.054 R)
• M6: 6,698,993 km (0.097 R)
• M7: 7,265,969 km (0.116 R)
• M8: 7,826,362 km (0.117 R)
• M9: 13,015,912 km (0.114 R)
• M10: 16,725,940 km (0.106 R)
• M11: 17,177,426 km (0.102 R)
• M12: 18,307,638 km (0.103 R)
• M13: 20,276,495 km (0.083 R)
• M14: 21,614,349 km (0.089 R)
• M15: 23,730,112 km (0.072 R)
• M16: 27,113,268 km (0.104 R)
• M17: 27,557,573 km (0.1 R)
• M18: 29,383,565 km (0.052 R)
• M19: 32,570,598 km (0.114 R)
• M20: 33,887,059 km (0.098 R)
• M21: 35,133,509 km (0.069 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 93.1

Radius: 13.1

Gravity: 0.54 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 9.67 AU - 12.43 AU

Year: 13350 Days

Day: 9.2 Hours

Environment

Temp: -189 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 82,301,574 km

• M1: 162,912 km (0.1 R)
• M2: 715,975 km (0.099 R)
• M3: 1,668,166 km (0.069 R)
• M4: 3,169,979 km (0.087 R)
• M5: 4,081,628 km (0.12 R)
• M6: 4,537,154 km (0.076 R)
• M7: 6,841,859 km (0.083 R)
• M8: 13,782,302 km (0.086 R)
• M9: 14,373,513 km (0.093 R)
• M10: 24,065,361 km (0.075 R)
• M11: 26,126,670 km (0.113 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.89 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 979.6

Radius: 6.8

Gravity: 21.19 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 10.65 AU - 17.13 AU

Year: 18814 Days

Day: 23.5 Hours

Environment

Temp: -181 °C

Axial Tilt: 46.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 82,301,574 km

• M1: 84,523 km (0.055 R)
• M2: 408,851 km (0.104 R)
• M3: 694,134 km (0.081 R)
• M4: 1,221,167 km (0.067 R)
• M5: 1,831,976 km (0.08 R)
• M6: 2,089,733 km (0.109 R)
• M7: 2,728,516 km (0.06 R)
• M8: 5,627,573 km (0.119 R)
• M9: 7,931,679 km (0.096 R)
• M10: 8,244,787 km (0.088 R)
• M11: 9,996,130 km (0.068 R)
• M12: 10,990,806 km (0.109 R)
• M13: 11,314,685 km (0.045 R)
• M14: 11,711,718 km (0.047 R)
• M15: 14,215,986 km (0.113 R)
• M16: 16,713,972 km (0.073 R)
• M17: 18,021,607 km (0.058 R)
• M18: 22,249,093 km (0.119 R)
• M19: 22,663,479 km (0.056 R)
• M20: 23,188,418 km (0.056 R)
• M21: 25,034,456 km (0.114 R)
• M22: 27,804,260 km (0.073 R)
• M23: 29,386,707 km (0.049 R)
• M24: 34,080,789 km (0.088 R)
• M25: 36,461,489 km (0.096 R)
• M26: 37,473,219 km (0.072 R)
• M27: 47,949,858 km (0.113 R)
• M28: 51,833,867 km (0.066 R)
• M29: 57,266,962 km (0.109 R)
• M30: 62,861,474 km (0.04 R)
• M31: 69,248,106 km (0.026 R)
• M32: 71,469,485 km (0.081 R)
• M33: 73,508,953 km (0.03 R)
• M34: 77,703,677 km (0.06 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: 179 - 16,005 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit