🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.01

Radius: 1.55

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.15

Orbit Range: 0.51 AU - 0.69 AU

Year: 178 Days

Day: 35.3 Hours

Environment

Temp: 146 °C

Axial Tilt: 2.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 88,329,286 km

• M1: 375,042 km (0.115 R)

Asteroid Belt

Center: 2.35 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 4.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 961.2

Radius: 14.6

Gravity: 4.51 G

Time & Orbit

Eccentricity (e): 0.171

Orbit Range: 3.39 AU - 4.79 AU

Year: 3167 Days

Day: 9.4 Hours

Environment

Temp: -136 °C

Axial Tilt: 38.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 88,329,286 km

• M1: 181,612 km (0.081 R)
• M2: 713,283 km (0.052 R)
• M3: 1,307,785 km (0.112 R)
• M4: 2,204,923 km (0.08 R)
• M5: 2,867,941 km (0.118 R)
• M6: 3,369,243 km (0.102 R)
• M7: 4,254,863 km (0.057 R)
• M8: 4,789,525 km (0.098 R)
• M9: 5,608,574 km (0.111 R)
• M10: 6,979,040 km (0.081 R)
• M11: 7,930,034 km (0.1 R)
• M12: 10,252,241 km (0.069 R)
• M13: 12,854,347 km (0.075 R)
• M14: 13,531,427 km (0.094 R)
• M15: 14,904,436 km (0.085 R)
• M16: 16,145,649 km (0.1 R)
• M17: 19,142,843 km (0.111 R)
• M18: 21,402,967 km (0.11 R)
• M19: 22,701,926 km (0.059 R)

Planet 3 - Gas Giant

Semi-Major Axis: 4.15 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 231.7

Radius: 12.8

Gravity: 1.41 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 3.22 AU - 5.08 AU

Year: 3237 Days

Day: 11.8 Hours

Environment

Temp: -127 °C

Axial Tilt: 47.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 88,329,286 km

• M1: 162,762 km (0.107 R)
• M2: 745,147 km (0.097 R)
• M3: 1,450,950 km (0.094 R)
• M4: 2,202,380 km (0.11 R)
• M5: 6,347,737 km (0.089 R)
• M6: 7,414,070 km (0.091 R)
• M7: 10,672,162 km (0.042 R)
• M8: 12,020,638 km (0.097 R)
• M9: 12,858,087 km (0.074 R)
• M10: 15,054,034 km (0.064 R)

Planet 4 - Gas Giant

Semi-Major Axis: 4.55 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 682.2

Radius: 10.9

Gravity: 5.74 G

Time & Orbit

Eccentricity (e): 0.116

Orbit Range: 4.02 AU - 5.08 AU

Year: 3716 Days

Day: 9.3 Hours

Environment

Temp: -133 °C

Axial Tilt: 19.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 88,329,286 km

• M1: 135,536 km (0.079 R)
• M2: 593,455 km (0.083 R)
• M3: 1,264,551 km (0.094 R)
• M4: 2,011,194 km (0.084 R)
• M5: 3,174,616 km (0.074 R)
• M6: 3,696,115 km (0.113 R)
• M7: 4,387,706 km (0.05 R)
• M8: 5,011,379 km (0.092 R)
• M9: 5,971,648 km (0.097 R)
• M10: 6,893,021 km (0.106 R)
• M11: 7,306,659 km (0.091 R)
• M12: 10,809,643 km (0.081 R)
• M13: 11,993,112 km (0.066 R)
• M14: 12,686,797 km (0.08 R)
• M15: 13,603,682 km (0.108 R)
• M16: 17,599,441 km (0.077 R)
• M17: 20,703,897 km (0.114 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.7 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 854.8

Radius: 10.1

Gravity: 8.38 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 5.45 AU - 5.95 AU

Year: 5211 Days

Day: 7.4 Hours

Environment

Temp: -148 °C

Axial Tilt: 34.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 88,329,286 km

• M1: 126,111 km (0.11 R)
• M2: 557,701 km (0.054 R)
• M3: 1,079,498 km (0.067 R)
• M4: 1,704,817 km (0.118 R)
• M5: 2,146,281 km (0.117 R)
• M6: 2,539,573 km (0.098 R)
• M7: 3,365,952 km (0.106 R)
• M8: 4,412,838 km (0.118 R)
• M9: 4,915,188 km (0.079 R)
• M10: 5,574,017 km (0.05 R)
• M11: 6,003,213 km (0.078 R)
• M12: 10,546,799 km (0.118 R)
• M13: 11,301,072 km (0.071 R)
• M14: 12,040,385 km (0.069 R)
• M15: 13,835,409 km (0.111 R)
• M16: 14,566,644 km (0.086 R)
• M17: 15,442,240 km (0.031 R)
• M18: 16,601,175 km (0.03 R)
• M19: 17,491,581 km (0.118 R)
• M20: 19,927,184 km (0.075 R)
• M21: 20,425,644 km (0.085 R)
• M22: 21,373,646 km (0.118 R)
• M23: 24,964,444 km (0.114 R)
• M24: 29,947,998 km (0.07 R)
• M25: 32,133,922 km (0.108 R)

Planet 6 - Ice Giant

Semi-Major Axis: 15.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 741.3

Radius: 4.2

Gravity: 42.02 G

Time & Orbit

Eccentricity (e): 0.081

Orbit Range: 14.52 AU - 17.08 AU

Year: 24047 Days

Day: 19.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 35.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 88,329,286 km

• M1: 54,005 km (0.069 R)
• M2: 374,593 km (0.091 R)
• M3: 611,107 km (0.067 R)
• M4: 2,318,468 km (0.114 R)
• M5: 2,581,610 km (0.033 R)
• M6: 3,224,582 km (0.057 R)
• M7: 3,869,648 km (0.103 R)
• M8: 4,973,082 km (0.079 R)
• M9: 7,883,808 km (0.08 R)
• M10: 9,693,493 km (0.035 R)
• M11: 10,694,303 km (0.033 R)
• M12: 11,219,840 km (0.108 R)
• M13: 11,762,282 km (0.038 R)
• M14: 15,638,363 km (0.09 R)
• M15: 20,386,599 km (0.106 R)
• M16: 22,020,657 km (0.102 R)
• M17: 22,869,625 km (0.085 R)
• M18: 23,302,112 km (0.044 R)
• M19: 37,294,151 km (0.089 R)
• M20: 65,051,886 km (0.088 R)
• M21: 71,058,540 km (0.092 R)
• M22: 79,875,090 km (0.077 R)
• M23: 83,137,820 km (0.101 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 164 - 18,373 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit