🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.09

Radius: 1.76

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 0.5 AU - 0.52 AU

Year: 235 Days

Day: 47 Hours

Environment

Temp: -126 °C

Axial Tilt: 18.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.005

Orbit Range: 0.51 AU - 0.51 AU

Year: 235 Days

Day: 42.8 Hours

Environment

Temp: -114 °C

Axial Tilt: 32.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.1 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 1.69 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.1

Radius: 13.8

Gravity: 0.88 G

Time & Orbit

Eccentricity (e): 0.249

Orbit Range: 1.27 AU - 2.11 AU

Year: 1419 Days

Day: 14.4 Hours

Environment

Temp: -185 °C

Axial Tilt: 9.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 35,321,938 km

• M1: 172,337 km (0.044 R)
• M2: 1,395,299 km (0.104 R)
• M3: 2,208,065 km (0.052 R)
• M4: 2,706,375 km (0.11 R)
• M5: 3,305,814 km (0.112 R)
• M6: 3,992,917 km (0.12 R)
• M7: 4,626,015 km (0.06 R)
• M8: 5,415,443 km (0.11 R)
• M9: 6,114,215 km (0.035 R)
• M10: 7,153,471 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.98 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 362.6

Radius: 10.6

Gravity: 3.23 G

Time & Orbit

Eccentricity (e): 0.217

Orbit Range: 1.55 AU - 2.41 AU

Year: 1799 Days

Day: 6.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 33.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 35,321,938 km

• M1: 132,693 km (0.086 R)
• M2: 711,787 km (0.117 R)
• M3: 1,180,327 km (0.104 R)
• M4: 1,526,497 km (0.074 R)
• M5: 1,900,791 km (0.108 R)
• M6: 2,443,681 km (0.117 R)
• M7: 3,427,437 km (0.11 R)
• M8: 3,841,524 km (0.08 R)
• M9: 5,583,292 km (0.102 R)
• M10: 7,223,184 km (0.098 R)
• M11: 7,745,729 km (0.032 R)
• M12: 8,662,764 km (0.103 R)
• M13: 10,645,833 km (0.045 R)
• M14: 11,921,454 km (0.099 R)
• M15: 12,319,684 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 181.5

Radius: 13.4

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.079

Orbit Range: 4.91 AU - 5.75 AU

Year: 7945 Days

Day: 9 Hours

Environment

Temp: -228 °C

Axial Tilt: 37.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 35,321,938 km

• M1: 166,652 km (0.077 R)
• M2: 1,075,908 km (0.068 R)
• M3: 1,687,763 km (0.052 R)
• M4: 2,152,863 km (0.101 R)
• M5: 2,737,791 km (0.115 R)
• M6: 4,345,070 km (0.087 R)
• M7: 5,078,100 km (0.096 R)
• M8: 5,583,890 km (0.032 R)
• M9: 6,241,373 km (0.116 R)
• M10: 7,110,836 km (0.07 R)
• M11: 7,677,213 km (0.113 R)
• M12: 11,915,620 km (0.052 R)
• M13: 12,429,788 km (0.078 R)
• M14: 15,390,180 km (0.106 R)
• M15: 16,975,469 km (0.087 R)
• M16: 20,869,651 km (0.114 R)
• M17: 21,894,396 km (0.099 R)
• M18: 23,603,253 km (0.091 R)

Planet 6 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 461.8

Radius: 5.5

Gravity: 15.27 G

Time & Orbit

Eccentricity (e): 0.228

Orbit Range: 5.67 AU - 9.03 AU

Year: 12866 Days

Day: 20.3 Hours

Environment

Temp: -227 °C

Axial Tilt: 21 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 35,321,938 km

• M1: 68,366 km (0.112 R)
• M2: 260,599 km (0.119 R)
• M3: 649,105 km (0.045 R)
• M4: 1,477,129 km (0.063 R)
• M5: 1,901,838 km (0.054 R)
• M6: 2,645,040 km (0.099 R)
• M7: 4,155,230 km (0.109 R)
• M8: 5,628,171 km (0.086 R)
• M9: 5,838,506 km (0.105 R)
• M10: 6,889,730 km (0.088 R)
• M11: 7,294,093 km (0.028 R)
• M12: 8,419,368 km (0.052 R)
• M13: 8,976,022 km (0.092 R)
• M14: 9,166,759 km (0.106 R)
• M15: 9,507,393 km (0.025 R)
• M16: 9,906,820 km (0.078 R)
• M17: 11,673,870 km (0.112 R)
• M18: 11,901,408 km (0.084 R)
• M19: 12,721,205 km (0.068 R)
• M20: 13,206,350 km (0.107 R)
• M21: 13,578,101 km (0.097 R)
• M22: 14,213,294 km (0.1 R)
• M23: 14,407,621 km (0.109 R)
• M24: 15,542,620 km (0.072 R)
• M25: 16,449,931 km (0.106 R)
• M26: 16,808,069 km (0.061 R)
• M27: 17,098,438 km (0.09 R)
• M28: 18,140,836 km (0.097 R)
• M29: 20,681,158 km (0.081 R)
• M30: 22,471,395 km (0.041 R)
• M31: 24,734,213 km (0.116 R)
• M32: 25,204,399 km (0.117 R)
• M33: 36,263,421 km (0.043 R)
• M34: 46,942,017 km (0.114 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.99 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 128.9

Radius: 7.1

Gravity: 2.56 G

Time & Orbit

Eccentricity (e): 0.229

Orbit Range: 6.16 AU - 9.82 AU

Year: 14583 Days

Day: 17.3 Hours

Environment

Temp: -222 °C

Axial Tilt: 31.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 35,321,938 km

• M1: 88,412 km (0.038 R)
• M2: 423,960 km (0.102 R)
• M3: 766,539 km (0.108 R)
• M4: 1,148,164 km (0.091 R)
• M5: 2,067,742 km (0.108 R)
• M6: 2,309,642 km (0.068 R)
• M7: 4,284,483 km (0.065 R)
• M8: 5,013,922 km (0.105 R)
• M9: 5,393,452 km (0.114 R)
• M10: 7,435,463 km (0.066 R)
• M11: 8,283,982 km (0.081 R)
• M12: 9,853,862 km (0.027 R)
• M13: 11,612,684 km (0.05 R)
• M14: 13,184,509 km (0.07 R)
• M15: 14,135,503 km (0.06 R)
• M16: 21,573,808 km (0.094 R)
• M17: 22,655,550 km (0.074 R)
• M18: 23,289,696 km (0.094 R)
• M19: 23,530,548 km (0.051 R)
• M20: 27,883,697 km (0.106 R)
• M21: 29,166,349 km (0.069 R)
• M22: 33,453,375 km (0.059 R)

Kuiper Belt

Range: 30 - 56 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 541 - 18,051 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit