🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.08

Radius: 1.57

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 0.48 AU - 0.66 AU

Year: 282 Days

Day: 19.6 Hours

Environment

Temp: -121 °C

Axial Tilt: 16.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 201

Radius: 13.7

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 0.63 AU - 0.93 AU

Year: 452 Days

Day: 9.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 41.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 40,633,082 km

• M1: 170,542 km (0.119 R)
• M2: 609,312 km (0.117 R)
• M3: 1,498,073 km (0.113 R)
• M4: 1,944,324 km (0.098 R)
• M5: 2,781,324 km (0.113 R)
• M6: 3,283,823 km (0.093 R)
• M7: 4,041,087 km (0.086 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 26.8

Radius: 12.7

Gravity: 0.17 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.99 AU - 1.21 AU

Year: 757 Days

Day: 12.5 Hours

Environment

Temp: -162 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 40,633,082 km

• M1: 158,424 km (0.068 R)
• M2: 764,744 km (0.112 R)
• M3: 1,287,439 km (0.064 R)
• M4: 1,860,848 km (0.083 R)
• M5: 2,379,953 km (0.117 R)
• M6: 2,862,256 km (0.078 R)

Planet 4 - Ice Giant

Semi-Major Axis: 6.45 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 393.7

Radius: 6.3

Gravity: 9.92 G

Time & Orbit

Eccentricity (e): 0.185

Orbit Range: 5.26 AU - 7.64 AU

Year: 10746 Days

Day: 15.7 Hours

Environment

Temp: -213 °C

Axial Tilt: 15.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 40,633,082 km

• M1: 85,720 km (0.069 R)
• M2: 329,863 km (0.107 R)
• M3: 692,040 km (0.119 R)
• M4: 1,106,725 km (0.085 R)
• M5: 2,009,249 km (0.085 R)
• M6: 2,809,747 km (0.105 R)
• M7: 4,274,310 km (0.062 R)
• M8: 4,810,020 km (0.062 R)
• M9: 6,256,333 km (0.109 R)
• M10: 7,059,524 km (0.07 R)
• M11: 10,365,188 km (0.118 R)
• M12: 11,069,644 km (0.089 R)
• M13: 11,328,897 km (0.072 R)
• M14: 12,240,696 km (0.095 R)
• M15: 18,397,995 km (0.091 R)
• M16: 19,730,762 km (0.12 R)
• M17: 20,266,024 km (0.09 R)
• M18: 25,617,139 km (0.086 R)
• M19: 28,712,319 km (0.048 R)
• M20: 29,103,667 km (0.089 R)
• M21: 31,734,645 km (0.074 R)
• M22: 40,082,655 km (0.097 R)
• M23: 41,064,316 km (0.078 R)

Planet 5 - Ice Giant

Semi-Major Axis: 6.53 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 39.6

Radius: 4.6

Gravity: 1.87 G

Time & Orbit

Eccentricity (e): 0.155

Orbit Range: 5.52 AU - 7.54 AU

Year: 10947 Days

Day: 23.6 Hours

Environment

Temp: -212 °C

Axial Tilt: 44.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 40,633,082 km

• M1: 139,126 km (0.072 R)
• M2: 1,092,364 km (0.081 R)
• M3: 1,304,045 km (0.098 R)
• M4: 1,553,424 km (0.103 R)
• M5: 1,869,824 km (0.086 R)
• M6: 2,082,103 km (0.1 R)
• M7: 4,212,826 km (0.078 R)
• M8: 5,324,338 km (0.104 R)

Planet 6 - Ice Giant

Semi-Major Axis: 8.66 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 543.7

Radius: 5.1

Gravity: 20.9 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 8.56 AU - 8.76 AU

Year: 16718 Days

Day: 17.7 Hours

Environment

Temp: -225 °C

Axial Tilt: 22.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 40,633,082 km

• M1: 314,455 km (0.11 R)
• M2: 526,435 km (0.101 R)
• M3: 1,390,811 km (0.072 R)
• M4: 1,978,432 km (0.07 R)
• M5: 9,734,184 km (0.088 R)
• M6: 11,874,181 km (0.057 R)
• M7: 13,418,331 km (0.062 R)
• M8: 16,357,929 km (0.08 R)
• M9: 18,930,563 km (0.101 R)
• M10: 19,700,095 km (0.049 R)
• M11: 22,415,296 km (0.105 R)
• M12: 25,063,478 km (0.051 R)
• M13: 27,586,296 km (0.058 R)
• M14: 29,699,665 km (0.114 R)
• M15: 35,643,189 km (0.066 R)
• M16: 37,877,283 km (0.071 R)
• M17: 41,187,585 km (0.111 R)
• M18: 41,900,718 km (0.049 R)
• M19: 47,435,690 km (0.112 R)
• M20: 49,490,566 km (0.082 R)
• M21: 51,274,820 km (0.095 R)
• M22: 56,358,604 km (0.08 R)
• M23: 57,591,291 km (0.07 R)
• M24: 62,327,260 km (0.083 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.42 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 116

Radius: 7

Gravity: 2.37 G

Time & Orbit

Eccentricity (e): 0.135

Orbit Range: 8.15 AU - 10.69 AU

Year: 18966 Days

Day: 15.7 Hours

Environment

Temp: -223 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 40,633,082 km

• M1: 87,066 km (0.109 R)
• M2: 360,830 km (0.082 R)
• M3: 633,697 km (0.098 R)
• M4: 1,065,735 km (0.069 R)
• M5: 1,342,342 km (0.059 R)
• M6: 1,638,845 km (0.098 R)
• M7: 2,294,383 km (0.119 R)
• M8: 5,216,328 km (0.056 R)
• M9: 5,561,002 km (0.099 R)
• M10: 7,595,832 km (0.093 R)
• M11: 9,199,970 km (0.061 R)
• M12: 10,666,179 km (0.077 R)
• M13: 11,170,623 km (0.115 R)
• M14: 13,005,440 km (0.066 R)
• M15: 18,669,814 km (0.109 R)
• M16: 20,536,796 km (0.083 R)
• M17: 23,692,264 km (0.093 R)
• M18: 25,518,405 km (0.059 R)
• M19: 35,847,539 km (0.058 R)
• M20: 36,409,878 km (0.114 R)

Kuiper Belt

Range: 30 - 50 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 161 - 14,336 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit