🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.88 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.83

Radius: 0.93

Gravity: 0.96 G

Time & Orbit

Eccentricity (e): 0.014

Orbit Range: 0.87 AU - 0.89 AU

Year: 300 Days

Day: 30.7 Hours

Environment

Temp: 164 °C

Axial Tilt: 27.8 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 2.85 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.101

Orbit Range: 2.56 AU - 3.14 AU

Year: 1749 Days

Day: 27.7 Hours

Environment

Temp: -93 °C

Axial Tilt: 13 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 3.08 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.18

Radius: 1.37

Gravity: 1.16 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 2.9 AU - 3.26 AU

Year: 1965 Days

Day: 18.1 Hours

Environment

Temp: -96 °C

Axial Tilt: 29.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 4.11 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 613.9

Radius: 11.9

Gravity: 4.34 G

Time & Orbit

Eccentricity (e): 0.089

Orbit Range: 4.68 AU - 5.6 AU

Year: 4235 Days

Day: 6.2 Hours

Environment

Temp: -130 °C

Axial Tilt: 46.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 73,093,270 km

• M1: 216,169 km (0.065 R)
• M2: 997,219 km (0.109 R)
• M3: 1,536,520 km (0.113 R)
• M4: 4,366,163 km (0.106 R)
• M5: 5,943,823 km (0.101 R)
• M6: 6,414,308 km (0.074 R)
• M7: 7,232,010 km (0.09 R)
• M8: 8,477,412 km (0.081 R)
• M9: 9,541,203 km (0.12 R)
• M10: 11,080,714 km (0.056 R)
• M11: 11,613,881 km (0.089 R)
• M12: 19,740,935 km (0.053 R)
• M13: 21,535,212 km (0.06 R)
• M14: 22,648,370 km (0.043 R)

Planet 5 - Gas Giant

Semi-Major Axis: 6.19 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.3

Radius: 10.7

Gravity: 5.71 G

Time & Orbit

Eccentricity (e): 0.179

Orbit Range: 5.08 AU - 7.3 AU

Year: 5597 Days

Day: 14 Hours

Environment

Temp: -152 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 73,093,270 km

• M1: 133,142 km (0.117 R)
• M2: 496,515 km (0.115 R)
• M3: 1,140,085 km (0.079 R)
• M4: 1,749,397 km (0.084 R)
• M5: 2,463,727 km (0.119 R)
• M6: 3,362,362 km (0.068 R)
• M7: 3,773,606 km (0.1 R)
• M8: 5,185,960 km (0.034 R)
• M9: 7,738,399 km (0.097 R)
• M10: 8,656,182 km (0.117 R)
• M11: 9,307,381 km (0.1 R)
• M12: 13,434,786 km (0.115 R)
• M13: 13,812,222 km (0.104 R)
• M14: 14,307,840 km (0.084 R)
• M15: 19,250,404 km (0.092 R)
• M16: 21,364,820 km (0.071 R)
• M17: 23,318,867 km (0.105 R)
• M18: 24,499,045 km (0.085 R)
• M19: 25,063,029 km (0.045 R)
• M20: 25,801,145 km (0.1 R)

Planet 6 - Gas Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 218.8

Radius: 8.2

Gravity: 3.25 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 6.73 AU - 7.35 AU

Year: 6789 Days

Day: 6.2 Hours

Environment

Temp: -159 °C

Axial Tilt: 36.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 73,093,270 km

• M1: 102,026 km (0.096 R)
• M2: 377,735 km (0.111 R)
• M3: 729,589 km (0.117 R)
• M4: 1,110,315 km (0.087 R)
• M5: 1,574,368 km (0.078 R)
• M6: 1,929,813 km (0.087 R)
• M7: 2,669,275 km (0.101 R)
• M8: 2,924,638 km (0.112 R)
• M9: 3,329,151 km (0.091 R)
• M10: 3,728,727 km (0.097 R)
• M11: 4,250,225 km (0.109 R)
• M12: 4,576,348 km (0.089 R)
• M13: 5,020,205 km (0.084 R)
• M14: 5,331,818 km (0.072 R)
• M15: 6,080,555 km (0.063 R)
• M16: 6,495,390 km (0.037 R)
• M17: 7,785,672 km (0.093 R)
• M18: 8,600,681 km (0.074 R)
• M19: 9,123,974 km (0.059 R)
• M20: 11,881,063 km (0.081 R)
• M21: 12,156,323 km (0.092 R)
• M22: 12,767,580 km (0.09 R)
• M23: 13,349,815 km (0.087 R)
• M24: 14,463,122 km (0.044 R)
• M25: 14,777,128 km (0.097 R)
• M26: 15,256,888 km (0.1 R)
• M27: 25,309,117 km (0.094 R)

Planet 7 - Gas Giant

Semi-Major Axis: 12.07 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 484.1

Radius: 14.5

Gravity: 2.3 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 9.92 AU - 14.22 AU

Year: 15240 Days

Day: 10.6 Hours

Environment

Temp: -186 °C

Axial Tilt: 31.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 73,093,270 km

• M1: 180,714 km (0.065 R)
• M2: 702,362 km (0.116 R)
• M3: 1,598,004 km (0.112 R)
• M4: 2,454,751 km (0.054 R)
• M5: 2,921,048 km (0.1 R)
• M6: 3,680,407 km (0.12 R)
• M7: 4,179,615 km (0.096 R)
• M8: 4,661,470 km (0.091 R)
• M9: 6,335,919 km (0.065 R)
• M10: 8,859,635 km (0.119 R)
• M11: 10,618,158 km (0.047 R)
• M12: 11,464,134 km (0.085 R)
• M13: 12,172,928 km (0.06 R)
• M14: 17,668,855 km (0.039 R)
• M15: 19,845,803 km (0.107 R)
• M16: 22,468,553 km (0.049 R)
• M17: 23,392,021 km (0.051 R)
• M18: 28,929,685 km (0.118 R)
• M19: 31,256,680 km (0.078 R)
• M20: 32,993,511 km (0.032 R)
• M21: 37,680,263 km (0.115 R)
• M22: 43,640,990 km (0.063 R)
• M23: 44,933,216 km (0.046 R)
• M24: 48,199,387 km (0.103 R)
• M25: 50,358,383 km (0.087 R)
• M26: 51,779,862 km (0.067 R)
• M27: 56,204,967 km (0.077 R)

Planet 8 - Gas Giant

Semi-Major Axis: 12.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 591.8

Radius: 13.9

Gravity: 3.06 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 10.41 AU - 13.83 AU

Year: 15335 Days

Day: 9.4 Hours

Environment

Temp: -181 °C

Axial Tilt: 8.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 73,093,270 km

• M1: 172,935 km (0.096 R)
• M2: 642,822 km (0.04 R)
• M3: 1,200,373 km (0.09 R)
• M4: 2,083,001 km (0.091 R)
• M5: 2,904,143 km (0.076 R)
• M6: 4,047,221 km (0.111 R)
• M7: 5,155,741 km (0.114 R)
• M8: 5,726,008 km (0.084 R)
• M9: 6,538,474 km (0.082 R)
• M10: 8,062,128 km (0.096 R)
• M11: 9,864,783 km (0.083 R)
• M12: 11,741,488 km (0.06 R)
• M13: 13,913,350 km (0.048 R)
• M14: 19,886,943 km (0.103 R)
• M15: 20,407,244 km (0.105 R)
• M16: 21,025,682 km (0.117 R)
• M17: 21,656,685 km (0.113 R)
• M18: 23,819,272 km (0.115 R)
• M19: 28,460,546 km (0.117 R)
• M20: 29,568,318 km (0.085 R)
• M21: 33,428,392 km (0.06 R)
• M22: 40,449,619 km (0.101 R)
• M23: 41,991,374 km (0.09 R)
• M24: 44,450,763 km (0.065 R)
• M25: 54,403,360 km (0.111 R)
• M26: 54,911,245 km (0.113 R)
• M27: 59,267,385 km (0.102 R)
• M28: 59,805,190 km (0.069 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.93 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 454.9

Radius: 6.5

Gravity: 10.77 G

Time & Orbit

Eccentricity (e): 0.195

Orbit Range: 12.82 AU - 19.04 AU

Year: 23108 Days

Day: 20 Hours

Environment

Temp: -195 °C

Axial Tilt: 5.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 73,093,270 km

• M1: 81,381 km (0.06 R)
• M2: 332,257 km (0.103 R)
• M3: 912,547 km (0.063 R)
• M4: 1,683,574 km (0.081 R)
• M5: 2,032,586 km (0.046 R)
• M6: 2,610,483 km (0.044 R)
• M7: 3,809,211 km (0.118 R)
• M8: 4,512,620 km (0.113 R)
• M9: 7,141,354 km (0.094 R)
• M10: 12,971,781 km (0.06 R)
• M11: 13,179,722 km (0.095 R)
• M12: 17,397,634 km (0.118 R)
• M13: 20,692,228 km (0.106 R)
• M14: 21,552,266 km (0.093 R)
• M15: 27,789,300 km (0.107 R)
• M16: 32,768,366 km (0.072 R)
• M17: 42,130,949 km (0.111 R)
• M18: 43,047,236 km (0.076 R)
• M19: 46,197,618 km (0.08 R)
• M20: 51,726,007 km (0.062 R)
• M21: 53,840,872 km (0.029 R)
• M22: 58,242,341 km (0.061 R)
• M23: 67,961,565 km (0.111 R)

Kuiper Belt

Range: 30.2 - 47.2 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 341 - 10,877 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit