🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.78

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.127

Orbit Range: 0.58 AU - 0.74 AU

Year: 206 Days

Day: 43.1 Hours

Environment

Temp: 153 °C

Axial Tilt: 0.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 74,915,152 km

• M1: 616,642 km (0.086 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.17

Radius: 1.59

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.72 AU - 1.04 AU

Year: 318 Days

Day: 19.6 Hours

Environment

Temp: 34 °C

Axial Tilt: 15.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 3 - Terrestrial

Semi-Major Axis: 1.47 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.52

Radius: 1.65

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.1

Orbit Range: 1.32 AU - 1.62 AU

Year: 686 Days

Day: 25 Hours

Environment

Temp: -58 °C

Axial Tilt: 46.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 74,915,152 km

• M1: 41,289 km (0.106 R)

Asteroid Belt

Center: 2.88 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.29 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 348.7

Radius: 9.3

Gravity: 4.03 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 3.79 AU - 4.79 AU

Year: 3421 Days

Day: 12 Hours

Environment

Temp: -151 °C

Axial Tilt: 11.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 74,915,152 km

• M1: 116,238 km (0.107 R)
• M2: 469,737 km (0.113 R)
• M3: 766,240 km (0.101 R)
• M4: 1,210,845 km (0.096 R)
• M5: 2,251,298 km (0.112 R)
• M6: 2,686,628 km (0.106 R)
• M7: 3,194,214 km (0.104 R)
• M8: 3,507,023 km (0.119 R)
• M9: 4,745,693 km (0.119 R)
• M10: 5,343,935 km (0.092 R)
• M11: 6,043,455 km (0.073 R)
• M12: 6,973,505 km (0.113 R)
• M13: 8,091,001 km (0.089 R)
• M14: 8,477,861 km (0.034 R)
• M15: 9,930,157 km (0.053 R)
• M16: 11,142,947 km (0.107 R)
• M17: 11,460,992 km (0.094 R)
• M18: 12,157,221 km (0.118 R)
• M19: 12,536,900 km (0.034 R)
• M20: 12,924,658 km (0.106 R)
• M21: 13,860,392 km (0.116 R)
• M22: 16,524,880 km (0.115 R)
• M23: 17,148,554 km (0.098 R)
• M24: 17,519,706 km (0.049 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 350.4

Radius: 12.4

Gravity: 2.28 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 5.09 AU - 6.91 AU

Year: 5658 Days

Day: 11.5 Hours

Environment

Temp: -163 °C

Axial Tilt: 17.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,915,152 km

• M1: 162,014 km (0.086 R)
• M2: 803,341 km (0.096 R)
• M3: 1,291,329 km (0.113 R)
• M4: 1,688,810 km (0.093 R)
• M5: 2,329,987 km (0.073 R)
• M6: 3,221,441 km (0.069 R)
• M7: 4,683,909 km (0.064 R)
• M8: 5,454,338 km (0.109 R)
• M9: 6,580,511 km (0.097 R)
• M10: 7,413,622 km (0.042 R)
• M11: 9,020,153 km (0.112 R)
• M12: 11,152,970 km (0.078 R)
• M13: 13,402,772 km (0.073 R)
• M14: 14,793,584 km (0.114 R)
• M15: 17,027,828 km (0.101 R)
• M16: 19,542,718 km (0.051 R)
• M17: 21,464,751 km (0.106 R)
• M18: 23,582,608 km (0.03 R)
• M19: 24,467,480 km (0.087 R)

Planet 6 - Gas Giant

Semi-Major Axis: 9.08 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 86.9

Radius: 11.6

Gravity: 0.65 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 7.52 AU - 10.64 AU

Year: 10534 Days

Day: 8.7 Hours

Environment

Temp: -171 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 74,915,152 km

• M1: 144,212 km (0.117 R)
• M2: 706,102 km (0.118 R)
• M3: 1,093,112 km (0.067 R)
• M4: 1,483,263 km (0.047 R)
• M5: 2,868,838 km (0.116 R)
• M6: 3,589,900 km (0.034 R)
• M7: 4,069,660 km (0.103 R)
• M8: 4,663,265 km (0.068 R)
• M9: 5,132,853 km (0.1 R)
• M10: 5,995,583 km (0.104 R)
• M11: 7,271,504 km (0.056 R)
• M12: 8,430,738 km (0.052 R)
• M13: 10,395,107 km (0.095 R)
• M14: 11,374,076 km (0.1 R)
• M15: 11,818,531 km (0.109 R)
• M16: 14,064,593 km (0.104 R)
• M17: 16,980,854 km (0.118 R)
• M18: 17,917,187 km (0.065 R)
• M19: 19,260,277 km (0.052 R)
• M20: 21,804,488 km (0.114 R)
• M21: 22,283,800 km (0.118 R)

Planet 7 - Ice Giant

Semi-Major Axis: 15.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 484

Radius: 3.5

Gravity: 39.51 G

Time & Orbit

Eccentricity (e): 0.033

Orbit Range: 14.88 AU - 15.9 AU

Year: 23245 Days

Day: 17.5 Hours

Environment

Temp: -193 °C

Axial Tilt: 4.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,915,152 km

• M1: 49,966 km (0.107 R)
• M2: 172,935 km (0.061 R)
• M3: 509,979 km (0.088 R)
• M4: 808,576 km (0.097 R)
• M5: 1,390,063 km (0.107 R)
• M6: 1,776,774 km (0.074 R)
• M7: 2,105,740 km (0.071 R)
• M8: 3,281,280 km (0.109 R)
• M9: 3,478,898 km (0.07 R)
• M10: 4,980,562 km (0.117 R)
• M11: 5,166,063 km (0.112 R)
• M12: 6,730,707 km (0.097 R)
• M13: 14,651,915 km (0.091 R)
• M14: 22,161,279 km (0.096 R)
• M15: 25,945,208 km (0.114 R)
• M16: 32,522,727 km (0.036 R)
• M17: 35,710,807 km (0.087 R)
• M18: 50,029,866 km (0.117 R)
• M19: 59,108,961 km (0.119 R)
• M20: 60,656,401 km (0.104 R)
• M21: 70,728,078 km (0.05 R)
• M22: 74,243,329 km (0.092 R)

Kuiper Belt

Range: 30 - 54 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 230 - 18,187 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit