🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.98 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.78

Radius: 1.7

Gravity: 1.31 G

Time & Orbit

Eccentricity (e): 0.024

Orbit Range: 0.96 AU - 1 AU

Year: 339 Days

Day: 33.2 Hours

Environment

Temp: 121 °C

Axial Tilt: 18.5 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.4

Radius: 1.63

Gravity: 1.28 G

Time & Orbit

Eccentricity (e): 0.218

Orbit Range: 1.02 AU - 1.58 AU

Year: 519 Days

Day: 17.3 Hours

Environment

Temp: 17 °C

Axial Tilt: 41.3 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 2.04 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 1.85 AU - 2.23 AU

Year: 1019 Days

Day: 40.2 Hours

Environment

Temp: -54 °C

Axial Tilt: 16.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (2)

Outer Limit: 87,730,645 km

• M1: 116,686 km (0.065 R)
• M2: 1,001,259 km (0.108 R)

Planet 4 - Terrestrial

Semi-Major Axis: 2.2 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1

Radius: 1

Gravity: 1 G

Time & Orbit

Eccentricity (e): 0.058

Orbit Range: 2.07 AU - 2.33 AU

Year: 1142 Days

Day: 13.1 Hours

Environment

Temp: -55 °C

Axial Tilt: 13.2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 87,730,645 km

• M1: 34,557 km (0.098 R)

Asteroid Belt

Center: 4.68 AU

Composition

Type: Inner System (Rocky)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 7.16 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 224.6

Radius: 9.6

Gravity: 2.44 G

Time & Orbit

Eccentricity (e): 0.215

Orbit Range: 5.62 AU - 8.7 AU

Year: 6703 Days

Day: 6.9 Hours

Environment

Temp: -159 °C

Axial Tilt: 13.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 87,730,645 km

• M1: 119,379 km (0.039 R)
• M2: 513,121 km (0.101 R)
• M3: 945,010 km (0.119 R)
• M4: 1,246,599 km (0.117 R)
• M5: 1,637,049 km (0.037 R)
• M6: 2,193,254 km (0.039 R)
• M7: 2,587,744 km (0.114 R)
• M8: 3,156,814 km (0.061 R)
• M9: 4,153,286 km (0.113 R)
• M10: 5,111,909 km (0.088 R)
• M11: 5,951,452 km (0.105 R)
• M12: 6,329,785 km (0.078 R)
• M13: 6,848,740 km (0.117 R)
• M14: 7,199,547 km (0.082 R)
• M15: 7,937,214 km (0.049 R)
• M16: 8,947,897 km (0.101 R)
• M17: 9,880,491 km (0.119 R)
• M18: 10,919,597 km (0.043 R)
• M19: 18,061,400 km (0.086 R)
• M20: 19,738,541 km (0.103 R)
• M21: 20,060,177 km (0.093 R)
• M22: 20,979,456 km (0.114 R)
• M23: 21,585,028 km (0.079 R)
• M24: 23,328,442 km (0.104 R)
• M25: 25,013,512 km (0.115 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 954.4

Radius: 11.8

Gravity: 6.85 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 6.66 AU - 10.22 AU

Year: 8578 Days

Day: 5.9 Hours

Environment

Temp: -164 °C

Axial Tilt: 49.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (30)

Outer Limit: 87,730,645 km

• M1: 146,756 km (0.047 R)
• M2: 568,023 km (0.115 R)
• M3: 1,568,384 km (0.06 R)
• M4: 2,302,461 km (0.113 R)
• M5: 3,640,763 km (0.049 R)
• M6: 4,031,513 km (0.101 R)
• M7: 4,715,624 km (0.07 R)
• M8: 5,991,096 km (0.12 R)
• M9: 6,922,043 km (0.12 R)
• M10: 8,207,538 km (0.104 R)
• M11: 8,837,644 km (0.119 R)
• M12: 12,660,318 km (0.074 R)
• M13: 14,381,292 km (0.046 R)
• M14: 15,231,158 km (0.1 R)
• M15: 15,770,608 km (0.101 R)
• M16: 17,320,292 km (0.03 R)
• M17: 21,299,146 km (0.097 R)
• M18: 22,489,796 km (0.036 R)
• M19: 24,817,988 km (0.118 R)
• M20: 26,328,028 km (0.043 R)
• M21: 28,401,754 km (0.065 R)
• M22: 29,116,682 km (0.098 R)
• M23: 30,264,248 km (0.109 R)
• M24: 31,117,554 km (0.046 R)
• M25: 34,576,406 km (0.102 R)
• M26: 39,156,046 km (0.093 R)
• M27: 40,297,029 km (0.05 R)
• M28: 41,460,152 km (0.118 R)
• M29: 43,448,158 km (0.092 R)
• M30: 44,397,357 km (0.12 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 412.1

Radius: 8.3

Gravity: 5.98 G

Time & Orbit

Eccentricity (e): 0.121

Orbit Range: 7.84 AU - 10 AU

Year: 9320 Days

Day: 13.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 34.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 87,730,645 km

• M1: 103,372 km (0.069 R)
• M2: 547,678 km (0.046 R)
• M3: 869,612 km (0.084 R)
• M4: 1,550,881 km (0.092 R)
• M5: 2,006,556 km (0.046 R)
• M6: 2,283,462 km (0.112 R)
• M7: 3,080,071 km (0.084 R)
• M8: 3,450,774 km (0.104 R)
• M9: 5,424,269 km (0.068 R)
• M10: 6,757,336 km (0.118 R)
• M11: 7,733,312 km (0.066 R)
• M12: 11,375,871 km (0.105 R)
• M13: 14,655,804 km (0.051 R)
• M14: 15,580,469 km (0.048 R)
• M15: 15,961,046 km (0.076 R)
• M16: 17,207,196 km (0.058 R)
• M17: 18,517,075 km (0.115 R)
• M18: 19,892,178 km (0.032 R)
• M19: 22,279,760 km (0.106 R)
• M20: 29,024,380 km (0.111 R)
• M21: 29,311,758 km (0.088 R)
• M22: 30,677,587 km (0.12 R)
• M23: 31,476,888 km (0.1 R)
• M24: 32,908,988 km (0.093 R)
• M25: 34,277,061 km (0.108 R)
• M26: 34,705,659 km (0.112 R)

Planet 8 - Ice Giant

Semi-Major Axis: 18 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 588.4

Radius: 3.5

Gravity: 48.03 G

Time & Orbit

Eccentricity (e): 0.137

Orbit Range: 15.53 AU - 20.47 AU

Year: 26717 Days

Day: 23.9 Hours

Environment

Temp: -190 °C

Axial Tilt: 23 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 87,730,645 km

• M1: 58,044 km (0.112 R)
• M2: 289,322 km (0.072 R)
• M3: 489,783 km (0.052 R)
• M4: 664,215 km (0.117 R)
• M5: 890,855 km (0.097 R)
• M6: 2,706,674 km (0.107 R)
• M7: 2,863,303 km (0.096 R)
• M8: 3,081,567 km (0.113 R)
• M9: 5,047,582 km (0.077 R)
• M10: 5,165,465 km (0.081 R)
• M11: 5,365,926 km (0.112 R)
• M12: 6,175,849 km (0.091 R)
• M13: 6,493,744 km (0.074 R)
• M14: 8,634,490 km (0.067 R)
• M15: 14,316,516 km (0.084 R)
• M16: 18,144,277 km (0.099 R)
• M17: 19,751,706 km (0.1 R)
• M18: 21,451,587 km (0.083 R)
• M19: 35,289,091 km (0.103 R)
• M20: 45,957,064 km (0.089 R)
• M21: 46,816,803 km (0.117 R)
• M22: 51,461,219 km (0.094 R)
• M23: 56,012,285 km (0.03 R)
• M24: 56,599,307 km (0.076 R)
• M25: 57,586,803 km (0.029 R)
• M26: 59,393,347 km (0.056 R)
• M27: 66,340,073 km (0.045 R)
• M28: 82,321,614 km (0.045 R)
• M29: 83,080,225 km (0.082 R)

Kuiper Belt

Range: 31.4 - 49.4 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 500 - 10,973 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit