🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.72 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.98

Radius: 0.99

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.206

Orbit Range: 0.57 AU - 0.87 AU

Year: 215 Days

Day: 24.6 Hours

Environment

Temp: 191 °C

Axial Tilt: 48.7 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 0.95 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.58

Radius: 1.84

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 0.88 AU - 1.02 AU

Year: 325 Days

Day: 12.3 Hours

Environment

Temp: 176 °C

Axial Tilt: 31.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Satellites (1)

Outer Limit: 105,814,436 km

• M1: 45,777 km (0.12 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.55

Radius: 1.45

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.142

Orbit Range: 1.13 AU - 1.51 AU

Year: 533 Days

Day: 29.2 Hours

Environment

Temp: 5 °C

Axial Tilt: 18.2 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 4 - Terrestrial

Semi-Major Axis: 1.39 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.8

Radius: 1.51

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 1.06 AU - 1.72 AU

Year: 576 Days

Day: 38.6 Hours

Environment

Temp: 18 °C

Axial Tilt: 2.7 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Satellites (1)

Outer Limit: 105,814,436 km

• M1: 99,931 km (0.03 R)

Planet 5 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.8

Radius: 0.91

Gravity: 0.97 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 1.42 AU - 1.56 AU

Year: 639 Days

Day: 28.6 Hours

Environment

Temp: -0 °C

Axial Tilt: 48.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 6 - Terrestrial

Semi-Major Axis: 1.97 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.57

Radius: 1.46

Gravity: 1.21 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 1.61 AU - 2.33 AU

Year: 972 Days

Day: 25.8 Hours

Environment

Temp: -51 °C

Axial Tilt: 8.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 7 - Gas Giant

Semi-Major Axis: 5.73 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 589.7

Radius: 8.1

Gravity: 8.99 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 4.74 AU - 6.72 AU

Year: 4821 Days

Day: 11.3 Hours

Environment

Temp: -136 °C

Axial Tilt: 100.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 105,814,436 km

• M1: 109,954 km (0.097 R)
• M2: 477,367 km (0.041 R)
• M3: 893,249 km (0.12 R)
• M4: 1,150,856 km (0.082 R)
• M5: 2,368,433 km (0.094 R)
• M6: 2,837,423 km (0.074 R)
• M7: 3,228,771 km (0.111 R)
• M8: 4,096,738 km (0.113 R)
• M9: 4,572,908 km (0.116 R)
• M10: 4,980,113 km (0.059 R)
• M11: 6,472,352 km (0.12 R)
• M12: 7,950,379 km (0.083 R)
• M13: 9,039,751 km (0.099 R)
• M14: 10,225,613 km (0.058 R)
• M15: 11,146,837 km (0.109 R)
• M16: 11,791,155 km (0.088 R)
• M17: 13,613,107 km (0.11 R)
• M18: 16,775,456 km (0.12 R)
• M19: 17,682,618 km (0.112 R)
• M20: 18,494,934 km (0.117 R)
• M21: 18,942,531 km (0.114 R)
• M22: 19,201,485 km (0.111 R)
• M23: 19,528,656 km (0.092 R)
• M24: 20,464,241 km (0.084 R)
• M25: 21,081,182 km (0.108 R)
• M26: 27,866,942 km (0.059 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.46 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 129.7

Radius: 9.1

Gravity: 1.57 G

Time & Orbit

Eccentricity (e): 0.189

Orbit Range: 9.29 AU - 13.63 AU

Year: 13635 Days

Day: 12.8 Hours

Environment

Temp: -181 °C

Axial Tilt: 38.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 105,814,436 km

• M1: 113,246 km (0.104 R)
• M2: 556,504 km (0.08 R)
• M3: 5,973,742 km (0.11 R)
• M4: 7,657,167 km (0.118 R)
• M5: 13,506,743 km (0.115 R)
• M6: 20,177,312 km (0.086 R)
• M7: 20,464,989 km (0.099 R)
• M8: 21,344,325 km (0.117 R)
• M9: 24,214,659 km (0.076 R)
• M10: 27,245,063 km (0.115 R)
• M11: 28,579,177 km (0.116 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.51 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 521.2

Radius: 7.5

Gravity: 9.27 G

Time & Orbit

Eccentricity (e): 0.14

Orbit Range: 14.2 AU - 18.82 AU

Year: 23578 Days

Day: 23.1 Hours

Environment

Temp: -196 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 105,814,436 km

• M1: 123,418 km (0.099 R)
• M2: 583,432 km (0.116 R)
• M3: 1,023,100 km (0.085 R)
• M4: 1,485,806 km (0.091 R)
• M5: 2,121,597 km (0.051 R)
• M6: 5,048,479 km (0.07 R)
• M7: 6,335,470 km (0.047 R)
• M8: 9,887,970 km (0.087 R)
• M9: 10,183,576 km (0.109 R)
• M10: 10,854,672 km (0.1 R)
• M11: 15,994,705 km (0.06 R)
• M12: 19,638,161 km (0.065 R)
• M13: 20,389,741 km (0.056 R)
• M14: 22,657,495 km (0.07 R)
• M15: 25,088,311 km (0.07 R)
• M16: 27,804,559 km (0.08 R)
• M17: 28,275,494 km (0.048 R)
• M18: 32,887,745 km (0.117 R)
• M19: 36,273,145 km (0.101 R)
• M20: 36,977,003 km (0.068 R)
• M21: 47,641,835 km (0.061 R)
• M22: 58,438,463 km (0.085 R)
• M23: 59,211,286 km (0.053 R)
• M24: 60,186,814 km (0.085 R)

Asteroid Belt

Center: 17.66 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 10 - Ice Giant

Semi-Major Axis: 18.81 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 896.4

Radius: 4

Gravity: 56.03 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 16.36 AU - 21.26 AU

Year: 28672 Days

Day: 21 Hours

Environment

Temp: -204 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 105,814,436 km

• M1: 49,816 km (0.067 R)
• M2: 198,367 km (0.108 R)
• M3: 507,735 km (0.106 R)
• M4: 1,043,296 km (0.099 R)
• M5: 1,222,663 km (0.101 R)
• M6: 1,511,836 km (0.077 R)
• M7: 2,550,045 km (0.071 R)
• M8: 3,170,128 km (0.034 R)
• M9: 3,483,087 km (0.074 R)
• M10: 3,920,063 km (0.099 R)
• M11: 5,277,813 km (0.107 R)
• M12: 5,807,539 km (0.083 R)
• M13: 6,518,578 km (0.053 R)
• M14: 8,226,237 km (0.027 R)
• M15: 9,244,700 km (0.101 R)
• M16: 9,559,603 km (0.094 R)
• M17: 11,242,130 km (0.055 R)
• M18: 18,326,786 km (0.114 R)
• M19: 19,227,216 km (0.119 R)
• M20: 21,332,806 km (0.11 R)
• M21: 23,470,859 km (0.08 R)
• M22: 25,624,170 km (0.073 R)
• M23: 28,298,382 km (0.056 R)
• M24: 31,575,772 km (0.061 R)
• M25: 32,867,400 km (0.103 R)
• M26: 49,472,315 km (0.095 R)
• M27: 50,627,659 km (0.078 R)
• M28: 51,016,763 km (0.035 R)
• M29: 55,635,149 km (0.111 R)
• M30: 61,403,194 km (0.092 R)
• M31: 68,028,435 km (0.077 R)
• M32: 69,936,556 km (0.091 R)
• M33: 70,177,558 km (0.075 R)
• M34: 71,147,102 km (0.095 R)
• M35: 74,862,215 km (0.068 R)
• M36: 79,750,924 km (0.062 R)
• M37: 87,057,733 km (0.096 R)
• M38: 87,896,229 km (0.105 R)
• M39: 88,458,119 km (0.057 R)
• M40: 91,016,392 km (0.098 R)
• M41: 102,984,371 km (0.113 R)

Kuiper Belt

Range: 31.2 - 56.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 233 - 13,248 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit