🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.03

Radius: 1.33

Gravity: 1.15 G

Time & Orbit

Eccentricity (e): 0.035

Orbit Range: 0.49 AU - 0.53 AU

Year: 235 Days

Day: 40.1 Hours

Environment

Temp: -125 °C

Axial Tilt: 29.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.05

Radius: 1.02

Gravity: 1.01 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 0.47 AU - 0.61 AU

Year: 256 Days

Day: 36.4 Hours

Environment

Temp: -122 °C

Axial Tilt: 49.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 1.67 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 2.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 458.4

Radius: 10.1

Gravity: 4.49 G

Time & Orbit

Eccentricity (e): 0.048

Orbit Range: 2.66 AU - 2.92 AU

Year: 3009 Days

Day: 13.3 Hours

Environment

Temp: -198 °C

Axial Tilt: 21.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 84,813,307 km

• M1: 125,662 km (0.06 R)
• M2: 501,901 km (0.117 R)
• M3: 920,476 km (0.088 R)
• M4: 1,243,458 km (0.041 R)
• M5: 1,795,922 km (0.113 R)
• M6: 2,245,913 km (0.077 R)
• M7: 2,577,272 km (0.118 R)
• M8: 3,103,109 km (0.103 R)
• M9: 3,427,437 km (0.1 R)
• M10: 4,185,150 km (0.026 R)
• M11: 4,604,174 km (0.071 R)
• M12: 5,625,179 km (0.099 R)
• M13: 6,057,816 km (0.053 R)
• M14: 7,193,264 km (0.07 R)
• M15: 7,703,542 km (0.108 R)
• M16: 10,857,065 km (0.101 R)
• M17: 12,956,672 km (0.057 R)
• M18: 13,442,865 km (0.067 R)
• M19: 14,171,556 km (0.067 R)
• M20: 17,834,609 km (0.089 R)
• M21: 18,658,594 km (0.079 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.5

Radius: 8.6

Gravity: 9.85 G

Time & Orbit

Eccentricity (e): 0.022

Orbit Range: 4.94 AU - 5.16 AU

Year: 7327 Days

Day: 13.4 Hours

Environment

Temp: -220 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 84,813,307 km

• M1: 106,962 km (0.101 R)
• M2: 453,581 km (0.113 R)
• M3: 1,254,528 km (0.109 R)
• M4: 1,836,613 km (0.043 R)
• M5: 2,148,525 km (0.111 R)
• M6: 3,601,718 km (0.063 R)
• M7: 6,282,662 km (0.039 R)
• M8: 6,705,276 km (0.119 R)
• M9: 8,128,550 km (0.086 R)
• M10: 9,976,532 km (0.036 R)
• M11: 13,651,853 km (0.077 R)
• M12: 15,598,570 km (0.063 R)
• M13: 16,243,038 km (0.045 R)
• M14: 26,222,712 km (0.039 R)
• M15: 26,493,783 km (0.05 R)
• M16: 27,133,613 km (0.079 R)
• M17: 27,596,918 km (0.096 R)
• M18: 28,065,458 km (0.117 R)
• M19: 28,730,421 km (0.05 R)
• M20: 30,388,863 km (0.043 R)
• M21: 35,085,488 km (0.09 R)
• M22: 37,205,888 km (0.114 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 135.9

Radius: 6.2

Gravity: 3.54 G

Time & Orbit

Eccentricity (e): 0.183

Orbit Range: 5.27 AU - 7.63 AU

Year: 10577 Days

Day: 24.4 Hours

Environment

Temp: -229 °C

Axial Tilt: 21.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 84,813,307 km

• M1: 77,791 km (0.105 R)
• M2: 272,567 km (0.055 R)
• M3: 653,144 km (0.115 R)
• M4: 858,542 km (0.071 R)
• M5: 1,276,070 km (0.026 R)
• M6: 1,985,613 km (0.103 R)
• M7: 2,839,667 km (0.03 R)
• M8: 3,318,230 km (0.102 R)
• M9: 3,738,750 km (0.053 R)
• M10: 4,100,029 km (0.103 R)
• M11: 4,459,812 km (0.108 R)
• M12: 4,892,598 km (0.1 R)
• M13: 5,187,456 km (0.117 R)
• M14: 5,695,191 km (0.098 R)
• M15: 6,297,771 km (0.103 R)
• M16: 7,700,251 km (0.069 R)
• M17: 9,503,055 km (0.097 R)
• M18: 12,632,942 km (0.104 R)
• M19: 14,565,447 km (0.114 R)
• M20: 18,875,063 km (0.072 R)
• M21: 21,744,948 km (0.119 R)
• M22: 28,161,350 km (0.114 R)

Planet 6 - Ice Giant

Semi-Major Axis: 10.78 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 726.6

Radius: 3.1

Gravity: 75.61 G

Time & Orbit

Eccentricity (e): 0.152

Orbit Range: 9.14 AU - 12.42 AU

Year: 22853 Days

Day: 18.5 Hours

Environment

Temp: -229 °C

Axial Tilt: 6.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 84,813,307 km

• M1: 38,596 km (0.114 R)
• M2: 242,498 km (0.078 R)
• M3: 696,677 km (0.04 R)
• M4: 1,899,594 km (0.095 R)
• M5: 2,842,509 km (0.109 R)
• M6: 3,704,492 km (0.095 R)
• M7: 4,509,029 km (0.089 R)
• M8: 4,690,342 km (0.07 R)
• M9: 6,825,852 km (0.058 R)
• M10: 7,113,229 km (0.108 R)
• M11: 8,183,004 km (0.1 R)
• M12: 13,611,312 km (0.119 R)
• M13: 14,220,026 km (0.111 R)
• M14: 15,006,312 km (0.118 R)
• M15: 17,627,117 km (0.114 R)
• M16: 20,145,148 km (0.064 R)
• M17: 23,970,516 km (0.093 R)
• M18: 24,856,733 km (0.11 R)
• M19: 26,576,959 km (0.052 R)
• M20: 42,313,758 km (0.088 R)
• M21: 47,814,172 km (0.117 R)
• M22: 47,988,005 km (0.04 R)
• M23: 63,711,938 km (0.037 R)
• M24: 73,182,381 km (0.114 R)
• M25: 77,171,109 km (0.097 R)
• M26: 82,046,354 km (0.067 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: 169 - 19,340 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit