🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.35

Radius: 1.62

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.234

Orbit Range: 0.61 AU - 0.97 AU

Year: 318 Days

Day: 32.2 Hours

Environment

Temp: -54 °C

Axial Tilt: 7.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.3

Radius: 1.4

Gravity: 1.17 G

Time & Orbit

Eccentricity (e): 0.078

Orbit Range: 0.77 AU - 0.89 AU

Year: 343 Days

Day: 37.3 Hours

Environment

Temp: -61 °C

Axial Tilt: 12 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 63,720,369 km

• M1: 598,541 km (0.117 R)
• M2: 695,929 km (0.115 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.2

Radius: 1.08

Gravity: 1.03 G

Time & Orbit

Eccentricity (e): 0.245

Orbit Range: 1.2 AU - 1.98 AU

Year: 908 Days

Day: 42.8 Hours

Environment

Temp: -113 °C

Axial Tilt: 36 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.48 AU

Composition

Type: Far Outer (Icy/Cometary)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.36 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 657.9

Radius: 8.4

Gravity: 9.32 G

Time & Orbit

Eccentricity (e): 0.18

Orbit Range: 4.4 AU - 6.32 AU

Year: 5622 Days

Day: 10.6 Hours

Environment

Temp: -183 °C

Axial Tilt: 32.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 63,720,369 km

• M1: 104,719 km (0.112 R)
• M2: 419,173 km (0.117 R)
• M3: 695,331 km (0.105 R)
• M4: 1,247,945 km (0.105 R)
• M5: 1,852,470 km (0.06 R)
• M6: 2,206,120 km (0.071 R)
• M7: 3,010,956 km (0.118 R)
• M8: 4,070,109 km (0.1 R)
• M9: 7,943,647 km (0.114 R)
• M10: 9,935,842 km (0.095 R)
• M11: 13,010,826 km (0.059 R)
• M12: 13,381,530 km (0.071 R)
• M13: 13,650,656 km (0.105 R)
• M14: 14,993,147 km (0.029 R)
• M15: 15,755,947 km (0.069 R)
• M16: 16,056,190 km (0.11 R)
• M17: 16,854,743 km (0.116 R)
• M18: 17,295,459 km (0.061 R)
• M19: 18,003,655 km (0.083 R)
• M20: 18,731,000 km (0.055 R)
• M21: 19,546,607 km (0.089 R)
• M22: 28,424,194 km (0.047 R)
• M23: 28,869,397 km (0.082 R)
• M24: 29,319,387 km (0.118 R)
• M25: 31,830,089 km (0.084 R)

Planet 5 - Gas Giant

Semi-Major Axis: 7.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 660.5

Radius: 15

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 5.99 AU - 9.59 AU

Year: 9850 Days

Day: 13.6 Hours

Environment

Temp: -192 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 63,720,369 km

• M1: 186,549 km (0.107 R)
• M2: 769,681 km (0.105 R)
• M3: 2,383,244 km (0.06 R)
• M4: 3,645,999 km (0.076 R)
• M5: 4,136,980 km (0.057 R)
• M6: 5,096,500 km (0.092 R)
• M7: 7,745,280 km (0.095 R)
• M8: 9,017,161 km (0.111 R)
• M9: 10,424,428 km (0.111 R)
• M10: 12,426,946 km (0.104 R)
• M11: 13,733,085 km (0.048 R)
• M12: 14,868,383 km (0.097 R)
• M13: 15,794,094 km (0.026 R)
• M14: 19,493,949 km (0.095 R)
• M15: 19,964,285 km (0.099 R)
• M16: 22,946,967 km (0.051 R)
• M17: 26,310,376 km (0.041 R)
• M18: 27,763,270 km (0.106 R)
• M19: 28,459,200 km (0.071 R)
• M20: 29,473,623 km (0.11 R)
• M21: 35,605,939 km (0.101 R)
• M22: 37,262,137 km (0.086 R)
• M23: 37,744,740 km (0.119 R)
• M24: 38,476,423 km (0.089 R)
• M25: 41,240,243 km (0.072 R)
• M26: 41,886,357 km (0.038 R)
• M27: 45,906,201 km (0.118 R)

Planet 6 - Ice Giant

Semi-Major Axis: 12.15 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 845.5

Radius: 4

Gravity: 52.84 G

Time & Orbit

Eccentricity (e): 0.166

Orbit Range: 10.13 AU - 14.17 AU

Year: 19187 Days

Day: 18.6 Hours

Environment

Temp: -201 °C

Axial Tilt: 41.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 63,720,369 km

• M1: 49,816 km (0.04 R)
• M2: 204,650 km (0.046 R)
• M3: 1,230,891 km (0.084 R)
• M4: 2,170,665 km (0.095 R)
• M5: 2,601,208 km (0.119 R)
• M6: 4,335,047 km (0.106 R)
• M7: 5,478,124 km (0.109 R)
• M8: 5,761,612 km (0.116 R)
• M9: 7,328,052 km (0.03 R)
• M10: 8,130,495 km (0.114 R)
• M11: 10,824,004 km (0.113 R)
• M12: 12,267,624 km (0.117 R)
• M13: 12,964,301 km (0.115 R)
• M14: 14,208,507 km (0.117 R)
• M15: 15,212,159 km (0.045 R)
• M16: 16,179,758 km (0.098 R)
• M17: 17,706,853 km (0.07 R)
• M18: 19,234,845 km (0.119 R)
• M19: 27,969,715 km (0.047 R)
• M20: 34,878,744 km (0.089 R)
• M21: 37,125,105 km (0.105 R)
• M22: 38,577,102 km (0.081 R)
• M23: 40,520,528 km (0.057 R)
• M24: 55,419,429 km (0.062 R)
• M25: 55,983,114 km (0.076 R)
• M26: 57,889,738 km (0.031 R)
• M27: 64,695,694 km (0.102 R)
• M28: 72,015,667 km (0.108 R)

Planet 7 - Ice Giant

Semi-Major Axis: 13.39 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 326.6

Radius: 7.3

Gravity: 6.13 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 11.44 AU - 15.34 AU

Year: 22198 Days

Day: 20.3 Hours

Environment

Temp: -207 °C

Axial Tilt: 35.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 63,720,369 km

• M1: 98,735 km (0.107 R)
• M2: 615,296 km (0.085 R)
• M3: 981,512 km (0.083 R)
• M4: 1,235,080 km (0.097 R)
• M5: 1,931,907 km (0.1 R)
• M6: 4,975,326 km (0.025 R)
• M7: 10,110,123 km (0.104 R)
• M8: 11,628,242 km (0.027 R)
• M9: 12,895,037 km (0.103 R)
• M10: 16,692,878 km (0.028 R)
• M11: 19,573,086 km (0.09 R)
• M12: 26,401,182 km (0.063 R)
• M13: 27,693,109 km (0.081 R)
• M14: 29,366,660 km (0.081 R)
• M15: 46,322,233 km (0.1 R)
• M16: 55,859,995 km (0.054 R)

Kuiper Belt

Range: 30 - 47 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 325 - 12,599 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit