🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.6 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.15

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.2

Orbit Range: 0.48 AU - 0.72 AU

Year: 179 Days

Day: 23.6 Hours

Environment

Temp: 170 °C

Axial Tilt: 17 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (2)

Outer Limit: 47,195,397 km

• M1: 41,439 km (0.066 R)
• M2: 112,049 km (0.058 R)

Planet 2 - Terrestrial

Semi-Major Axis: 0.65 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.24

Radius: 1.6

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 0.59 AU - 0.71 AU

Year: 202 Days

Day: 18 Hours

Environment

Temp: 97 °C

Axial Tilt: 38.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 2.42 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.41

Radius: 1.15

Gravity: 1.07 G

Time & Orbit

Eccentricity (e): 0.06

Orbit Range: 2.27 AU - 2.57 AU

Year: 1449 Days

Day: 14.9 Hours

Environment

Temp: -93 °C

Axial Tilt: 27.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 3.98 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.66

Radius: 1.22

Gravity: 1.12 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 3.12 AU - 4.84 AU

Year: 3057 Days

Day: 34.5 Hours

Environment

Temp: -145 °C

Axial Tilt: 29.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.8 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 5.62 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 199.8

Radius: 9.6

Gravity: 2.17 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 5.4 AU - 5.84 AU

Year: 5129 Days

Day: 8.7 Hours

Environment

Temp: -150 °C

Axial Tilt: 42.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 47,195,397 km

• M1: 122,371 km (0.038 R)
• M2: 526,884 km (0.092 R)
• M3: 873,951 km (0.065 R)
• M4: 1,844,392 km (0.093 R)
• M5: 3,203,040 km (0.064 R)
• M6: 4,215,219 km (0.06 R)
• M7: 4,899,031 km (0.105 R)
• M8: 5,353,509 km (0.111 R)
• M9: 5,888,471 km (0.112 R)
• M10: 6,599,809 km (0.113 R)
• M11: 10,881,151 km (0.116 R)
• M12: 11,203,235 km (0.058 R)
• M13: 12,687,695 km (0.049 R)
• M14: 13,778,712 km (0.11 R)
• M15: 14,931,064 km (0.065 R)
• M16: 16,460,403 km (0.114 R)
• M17: 17,591,363 km (0.115 R)
• M18: 19,887,541 km (0.07 R)

Planet 6 - Ice Giant

Semi-Major Axis: 11.8 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 619.1

Radius: 7.4

Gravity: 11.31 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 9.92 AU - 13.68 AU

Year: 15606 Days

Day: 19.1 Hours

Environment

Temp: -183 °C

Axial Tilt: 24.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 47,195,397 km

• M1: 92,451 km (0.102 R)
• M2: 408,851 km (0.102 R)
• M3: 644,318 km (0.069 R)
• M4: 920,775 km (0.063 R)
• M5: 1,211,743 km (0.114 R)
• M6: 2,094,221 km (0.069 R)
• M7: 2,517,583 km (0.113 R)
• M8: 2,830,691 km (0.035 R)
• M9: 3,271,257 km (0.084 R)
• M10: 4,973,381 km (0.098 R)
• M11: 7,921,357 km (0.087 R)
• M12: 10,507,156 km (0.092 R)
• M13: 13,206,799 km (0.117 R)
• M14: 14,085,388 km (0.088 R)
• M15: 16,643,810 km (0.111 R)
• M16: 17,668,107 km (0.085 R)
• M17: 18,817,617 km (0.067 R)
• M18: 22,187,907 km (0.075 R)
• M19: 24,914,478 km (0.101 R)
• M20: 29,410,941 km (0.05 R)
• M21: 35,306,893 km (0.094 R)
• M22: 40,527,559 km (0.079 R)
• M23: 43,688,263 km (0.099 R)
• M24: 52,467,264 km (0.069 R)
• M25: 56,041,008 km (0.085 R)
• M26: 57,976,206 km (0.037 R)
• M27: 61,793,495 km (0.053 R)

Planet 7 - Ice Giant

Semi-Major Axis: 12.01 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 224.5

Radius: 7

Gravity: 4.58 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 11.01 AU - 13.01 AU

Year: 16024 Days

Day: 15 Hours

Environment

Temp: -184 °C

Axial Tilt: 42.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 47,195,397 km

• M1: 89,160 km (0.106 R)
• M2: 548,575 km (0.098 R)
• M3: 1,294,470 km (0.116 R)
• M4: 2,604,798 km (0.047 R)
• M5: 2,828,597 km (0.105 R)
• M6: 3,457,356 km (0.095 R)
• M7: 5,938,736 km (0.088 R)
• M8: 7,278,684 km (0.099 R)
• M9: 17,442,364 km (0.104 R)
• M10: 17,948,453 km (0.095 R)
• M11: 19,914,618 km (0.088 R)
• M12: 20,788,120 km (0.111 R)
• M13: 22,187,758 km (0.061 R)
• M14: 23,039,867 km (0.032 R)
• M15: 29,118,029 km (0.088 R)
• M16: 36,652,974 km (0.06 R)
• M17: 37,963,003 km (0.108 R)

Planet 8 - Ice Giant

Semi-Major Axis: 12.41 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 230.8

Radius: 5.4

Gravity: 7.91 G

Time & Orbit

Eccentricity (e): 0.188

Orbit Range: 10.08 AU - 14.74 AU

Year: 16832 Days

Day: 21.4 Hours

Environment

Temp: -195 °C

Axial Tilt: 14 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 47,195,397 km

• M1: 67,319 km (0.105 R)
• M2: 509,830 km (0.115 R)
• M3: 2,140,147 km (0.085 R)
• M4: 2,552,439 km (0.057 R)
• M5: 3,083,362 km (0.064 R)
• M6: 3,339,174 km (0.105 R)
• M7: 4,477,315 km (0.091 R)
• M8: 7,004,322 km (0.096 R)
• M9: 7,365,152 km (0.119 R)
• M10: 7,696,212 km (0.096 R)
• M11: 9,599,396 km (0.076 R)
• M12: 11,408,184 km (0.042 R)
• M13: 11,964,090 km (0.096 R)
• M14: 12,950,089 km (0.117 R)
• M15: 15,684,290 km (0.068 R)
• M16: 16,721,900 km (0.101 R)
• M17: 19,869,888 km (0.117 R)
• M18: 26,242,758 km (0.119 R)
• M19: 31,208,360 km (0.073 R)
• M20: 39,965,520 km (0.105 R)
• M21: 40,346,247 km (0.101 R)
• M22: 40,986,226 km (0.093 R)
• M23: 46,073,302 km (0.053 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 507 - 14,872 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit