🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.56 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.67

Radius: 1.85

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.018

Orbit Range: 0.55 AU - 0.57 AU

Year: 275 Days

Day: 37.9 Hours

Environment

Temp: -113 °C

Axial Tilt: 21 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.63 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.67

Radius: 1.23

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 0.61 AU - 0.65 AU

Year: 328 Days

Day: 46.2 Hours

Environment

Temp: -121 °C

Axial Tilt: 28.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.94 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 383.9

Radius: 12.6

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 1.07 AU - 1.43 AU

Year: 917 Days

Day: 14.4 Hours

Environment

Temp: -167 °C

Axial Tilt: 1.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 74,423,701 km

• M1: 156,928 km (0.074 R)
• M2: 552,465 km (0.079 R)
• M3: 1,303,297 km (0.088 R)
• M4: 1,750,145 km (0.098 R)
• M5: 2,164,382 km (0.085 R)
• M6: 3,221,590 km (0.094 R)
• M7: 5,416,490 km (0.094 R)
• M8: 5,823,845 km (0.069 R)
• M9: 7,018,683 km (0.113 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.28 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 624.5

Radius: 10.2

Gravity: 6 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 1.17 AU - 1.39 AU

Year: 950 Days

Day: 9.3 Hours

Environment

Temp: -178 °C

Axial Tilt: 11.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 74,423,701 km

• M1: 126,859 km (0.07 R)
• M2: 476,320 km (0.085 R)
• M3: 859,889 km (0.094 R)
• M4: 1,196,185 km (0.103 R)
• M5: 2,526,110 km (0.084 R)
• M6: 3,116,423 km (0.095 R)
• M7: 3,515,999 km (0.09 R)
• M8: 4,043,930 km (0.103 R)
• M9: 4,469,685 km (0.069 R)
• M10: 5,258,664 km (0.115 R)
• M11: 6,307,645 km (0.093 R)
• M12: 7,088,695 km (0.078 R)
• M13: 8,033,555 km (0.038 R)
• M14: 8,682,062 km (0.074 R)
• M15: 9,198,025 km (0.078 R)
• M16: 9,562,595 km (0.113 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.43 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 873.4

Radius: 8.3

Gravity: 12.68 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.16 AU - 1.7 AU

Year: 1122 Days

Day: 8.6 Hours

Environment

Temp: -175 °C

Axial Tilt: 44.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 74,423,701 km

• M1: 103,223 km (0.12 R)
• M2: 404,662 km (0.079 R)
• M3: 797,955 km (0.048 R)
• M4: 1,117,346 km (0.098 R)
• M5: 2,022,264 km (0.09 R)
• M6: 2,478,388 km (0.094 R)
• M7: 2,810,645 km (0.094 R)
• M8: 3,872,191 km (0.056 R)
• M9: 4,375,289 km (0.11 R)
• M10: 5,879,346 km (0.034 R)
• M11: 6,263,364 km (0.109 R)
• M12: 6,712,157 km (0.111 R)
• M13: 7,006,566 km (0.12 R)
• M14: 7,674,221 km (0.051 R)
• M15: 9,106,172 km (0.068 R)
• M16: 9,963,966 km (0.091 R)
• M17: 10,445,223 km (0.042 R)
• M18: 10,874,718 km (0.03 R)
• M19: 11,910,833 km (0.063 R)

Planet 6 - Gas Giant

Semi-Major Axis: 1.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 564.6

Radius: 9.5

Gravity: 6.26 G

Time & Orbit

Eccentricity (e): 0.139

Orbit Range: 1.31 AU - 1.73 AU

Year: 1229 Days

Day: 8.4 Hours

Environment

Temp: -174 °C

Axial Tilt: 35.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 74,423,701 km

• M1: 122,221 km (0.098 R)
• M2: 542,591 km (0.079 R)
• M3: 915,240 km (0.078 R)
• M4: 1,576,462 km (0.068 R)
• M5: 1,967,212 km (0.117 R)
• M6: 2,999,886 km (0.074 R)
• M7: 5,600,196 km (0.042 R)
• M8: 5,895,652 km (0.083 R)
• M9: 6,965,127 km (0.071 R)
• M10: 7,307,407 km (0.101 R)
• M11: 8,105,512 km (0.109 R)
• M12: 8,622,672 km (0.028 R)
• M13: 9,248,888 km (0.103 R)
• M14: 10,433,255 km (0.097 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 111.1

Radius: 9.8

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 1.84 AU - 2.76 AU

Year: 2288 Days

Day: 8.9 Hours

Environment

Temp: -200 °C

Axial Tilt: 0.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,423,701 km

• M1: 122,521 km (0.11 R)
• M2: 635,193 km (0.093 R)
• M3: 1,013,675 km (0.06 R)
• M4: 1,827,039 km (0.055 R)
• M5: 2,786,260 km (0.09 R)
• M6: 3,563,870 km (0.065 R)
• M7: 4,956,028 km (0.102 R)
• M8: 5,466,157 km (0.113 R)
• M9: 5,784,800 km (0.048 R)
• M10: 6,329,037 km (0.092 R)
• M11: 6,999,086 km (0.094 R)
• M12: 8,533,362 km (0.093 R)

Planet 8 - Ice Giant

Semi-Major Axis: 11.07 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 439.2

Radius: 6.4

Gravity: 10.72 G

Time & Orbit

Eccentricity (e): 0.062

Orbit Range: 10.38 AU - 11.76 AU

Year: 24162 Days

Day: 24.1 Hours

Environment

Temp: -225 °C

Axial Tilt: 26.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 74,423,701 km

• M1: 224,846 km (0.093 R)
• M2: 665,411 km (0.067 R)
• M3: 1,478,775 km (0.064 R)
• M4: 2,294,383 km (0.101 R)
• M5: 2,924,938 km (0.105 R)
• M6: 3,159,058 km (0.118 R)
• M7: 4,000,097 km (0.073 R)
• M8: 7,410,779 km (0.105 R)
• M9: 8,148,297 km (0.11 R)
• M10: 11,982,341 km (0.1 R)
• M11: 15,660,952 km (0.067 R)
• M12: 17,120,878 km (0.11 R)
• M13: 17,626,968 km (0.085 R)
• M14: 20,590,651 km (0.097 R)
• M15: 21,356,293 km (0.09 R)
• M16: 30,327,976 km (0.057 R)
• M17: 32,074,980 km (0.076 R)
• M18: 38,573,661 km (0.052 R)
• M19: 59,878,792 km (0.101 R)
• M20: 61,435,358 km (0.095 R)
• M21: 64,832,127 km (0.084 R)
• M22: 66,266,471 km (0.1 R)

Kuiper Belt

Range: 30 - 52 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 549 - 12,989 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit