🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.54 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.63

Radius: 1.22

Gravity: 1.1 G

Time & Orbit

Eccentricity (e): 0.209

Orbit Range: 0.43 AU - 0.65 AU

Year: 141 Days

Day: 29.8 Hours

Environment

Temp: 190 °C

Axial Tilt: 33.4 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.83 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.33

Radius: 1.62

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.16

Orbit Range: 0.7 AU - 0.96 AU

Year: 270 Days

Day: 19.1 Hours

Environment

Temp: 120 °C

Axial Tilt: 3.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 3 - Terrestrial

Semi-Major Axis: 1.18 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.86

Radius: 1.88

Gravity: 1.38 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 1.15 AU - 1.21 AU

Year: 457 Days

Day: 26.1 Hours

Environment

Temp: 4 °C

Axial Tilt: 11.6 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 71,403,225 km

• M1: 268,379 km (0.063 R)

Planet 4 - Terrestrial

Semi-Major Axis: 3.55 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.74

Radius: 1.5

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 2.79 AU - 4.31 AU

Year: 2384 Days

Day: 26 Hours

Environment

Temp: -117 °C

Axial Tilt: 35.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 5.17 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 6.78 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 570.1

Radius: 8.5

Gravity: 7.89 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 6.44 AU - 7.12 AU

Year: 6293 Days

Day: 14.8 Hours

Environment

Temp: -156 °C

Axial Tilt: 25.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 71,403,225 km

• M1: 105,766 km (0.118 R)
• M2: 567,724 km (0.119 R)
• M3: 845,826 km (0.116 R)
• M4: 1,207,554 km (0.118 R)
• M5: 2,139,698 km (0.102 R)
• M6: 2,447,571 km (0.114 R)
• M7: 3,173,719 km (0.063 R)
• M8: 3,488,622 km (0.078 R)
• M9: 4,305,876 km (0.09 R)
• M10: 4,587,419 km (0.118 R)
• M11: 5,019,158 km (0.069 R)
• M12: 5,778,367 km (0.092 R)
• M13: 6,282,213 km (0.114 R)
• M14: 7,670,780 km (0.114 R)
• M15: 8,476,515 km (0.1 R)
• M16: 9,169,302 km (0.117 R)
• M17: 10,255,832 km (0.117 R)
• M18: 14,140,739 km (0.096 R)
• M19: 15,172,814 km (0.078 R)
• M20: 16,192,922 km (0.09 R)
• M21: 17,580,143 km (0.094 R)
• M22: 18,840,505 km (0.06 R)
• M23: 21,097,638 km (0.114 R)
• M24: 23,215,495 km (0.076 R)
• M25: 24,005,073 km (0.107 R)
• M26: 24,325,960 km (0.063 R)
• M27: 25,888,959 km (0.1 R)
• M28: 26,566,637 km (0.074 R)
• M29: 28,491,363 km (0.044 R)
• M30: 31,742,275 km (0.091 R)

Planet 6 - Gas Giant

Semi-Major Axis: 11.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 739.5

Radius: 8.6

Gravity: 10 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 9.67 AU - 14.17 AU

Year: 14669 Days

Day: 8.9 Hours

Environment

Temp: -187 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (34)

Outer Limit: 71,403,225 km

• M1: 106,962 km (0.104 R)
• M2: 598,840 km (0.114 R)
• M3: 1,061,995 km (0.093 R)
• M4: 1,354,310 km (0.116 R)
• M5: 2,203,128 km (0.117 R)
• M6: 2,511,000 km (0.055 R)
• M7: 3,422,350 km (0.07 R)
• M8: 4,316,946 km (0.111 R)
• M9: 5,251,932 km (0.114 R)
• M10: 7,426,936 km (0.104 R)
• M11: 9,488,843 km (0.11 R)
• M12: 11,476,999 km (0.117 R)
• M13: 11,967,680 km (0.097 R)
• M14: 12,344,816 km (0.057 R)
• M15: 13,389,608 km (0.051 R)
• M16: 15,357,867 km (0.038 R)
• M17: 16,565,271 km (0.063 R)
• M18: 18,410,262 km (0.025 R)
• M19: 19,946,482 km (0.044 R)
• M20: 24,258,043 km (0.117 R)
• M21: 25,684,458 km (0.119 R)
• M22: 32,555,339 km (0.06 R)
• M23: 37,402,460 km (0.086 R)
• M24: 38,617,045 km (0.114 R)
• M25: 43,002,058 km (0.089 R)
• M26: 45,086,853 km (0.113 R)
• M27: 45,694,670 km (0.036 R)
• M28: 46,154,085 km (0.068 R)
• M29: 47,238,071 km (0.099 R)
• M30: 48,338,962 km (0.102 R)
• M31: 50,265,932 km (0.059 R)
• M32: 51,910,312 km (0.113 R)
• M33: 52,914,113 km (0.101 R)
• M34: 53,760,388 km (0.076 R)

Planet 7 - Ice Giant

Semi-Major Axis: 14.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 86.8

Radius: 6.8

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 13.61 AU - 14.77 AU

Year: 19053 Days

Day: 19 Hours

Environment

Temp: -190 °C

Axial Tilt: 21.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 71,403,225 km

• M1: 84,672 km (0.09 R)
• M2: 329,863 km (0.052 R)
• M3: 682,465 km (0.089 R)
• M4: 948,151 km (0.11 R)
• M5: 1,399,189 km (0.1 R)
• M6: 2,175,003 km (0.058 R)
• M7: 2,500,828 km (0.068 R)
• M8: 3,229,369 km (0.104 R)
• M9: 4,091,203 km (0.065 R)
• M10: 5,995,135 km (0.075 R)
• M11: 8,098,630 km (0.114 R)
• M12: 9,626,773 km (0.088 R)
• M13: 10,553,980 km (0.059 R)
• M14: 11,287,608 km (0.117 R)
• M15: 11,743,882 km (0.075 R)
• M16: 12,371,146 km (0.094 R)
• M17: 13,186,304 km (0.042 R)
• M18: 13,692,244 km (0.088 R)
• M19: 16,547,619 km (0.08 R)
• M20: 17,469,291 km (0.114 R)
• M21: 24,144,049 km (0.059 R)
• M22: 33,569,912 km (0.119 R)
• M23: 36,450,718 km (0.088 R)

Planet 8 - Ice Giant

Semi-Major Axis: 15.17 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 510.5

Radius: 3.3

Gravity: 46.88 G

Time & Orbit

Eccentricity (e): 0.202

Orbit Range: 12.11 AU - 18.23 AU

Year: 21061 Days

Day: 15.6 Hours

Environment

Temp: -182 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 71,403,225 km

• M1: 43,533 km (0.092 R)
• M2: 224,546 km (0.105 R)
• M3: 361,578 km (0.065 R)
• M4: 1,590,824 km (0.076 R)
• M5: 2,445,776 km (0.07 R)
• M6: 4,472,528 km (0.099 R)
• M7: 7,032,596 km (0.108 R)
• M8: 7,309,053 km (0.111 R)
• M9: 7,689,031 km (0.097 R)
• M10: 8,801,740 km (0.12 R)
• M11: 9,959,777 km (0.081 R)
• M12: 10,786,006 km (0.059 R)
• M13: 13,892,705 km (0.113 R)
• M14: 14,036,768 km (0.088 R)
• M15: 19,820,371 km (0.094 R)
• M16: 20,557,440 km (0.051 R)
• M17: 30,267,539 km (0.042 R)
• M18: 31,739,731 km (0.113 R)
• M19: 37,129,294 km (0.05 R)
• M20: 42,640,479 km (0.117 R)
• M21: 47,358,048 km (0.036 R)

Kuiper Belt

Range: 30.8 - 57.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 194 - 14,023 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit