🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 2.7 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.17

Radius: 1.77

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.086

Orbit Range: 2.47 AU - 2.93 AU

Year: 1581 Days

Day: 34.3 Hours

Environment

Temp: -84 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Terrestrial

Semi-Major Axis: 4.46 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.14

Radius: 1.77

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 4.45 AU - 4.47 AU

Year: 3357 Days

Day: 28.8 Hours

Environment

Temp: -124 °C

Axial Tilt: 13.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 6.21 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 3 - Gas Giant

Semi-Major Axis: 7.95 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.4

Radius: 13.3

Gravity: 5.01 G

Time & Orbit

Eccentricity (e): 0.039

Orbit Range: 7.64 AU - 8.26 AU

Year: 7990 Days

Day: 12.3 Hours

Environment

Temp: -169 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 55,855,012 km

• M1: 165,754 km (0.097 R)
• M2: 792,570 km (0.068 R)
• M3: 2,053,829 km (0.092 R)
• M4: 2,663,291 km (0.119 R)
• M5: 4,414,184 km (0.108 R)
• M6: 5,183,267 km (0.117 R)
• M7: 5,733,189 km (0.101 R)
• M8: 6,393,663 km (0.111 R)
• M9: 7,379,364 km (0.096 R)
• M10: 8,333,649 km (0.111 R)
• M11: 8,773,466 km (0.091 R)
• M12: 10,690,713 km (0.113 R)
• M13: 11,584,859 km (0.041 R)
• M14: 12,931,390 km (0.088 R)
• M15: 18,619,699 km (0.11 R)
• M16: 19,836,079 km (0.04 R)
• M17: 20,384,505 km (0.028 R)
• M18: 21,104,669 km (0.036 R)
• M19: 21,676,432 km (0.093 R)
• M20: 23,194,402 km (0.099 R)
• M21: 25,053,604 km (0.069 R)
• M22: 29,673,037 km (0.097 R)
• M23: 31,542,711 km (0.097 R)
• M24: 32,183,140 km (0.116 R)
• M25: 33,159,864 km (0.038 R)
• M26: 38,706,055 km (0.109 R)
• M27: 39,194,343 km (0.077 R)
• M28: 40,183,484 km (0.103 R)

Planet 4 - Gas Giant

Semi-Major Axis: 9.23 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 886.2

Radius: 8.4

Gravity: 12.56 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 8.38 AU - 10.08 AU

Year: 9995 Days

Day: 7.7 Hours

Environment

Temp: -173 °C

Axial Tilt: 13.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 55,855,012 km

• M1: 114,143 km (0.032 R)
• M2: 413,489 km (0.106 R)
• M3: 690,095 km (0.117 R)
• M4: 1,020,257 km (0.115 R)
• M5: 1,362,238 km (0.113 R)
• M6: 1,717,683 km (0.085 R)
• M7: 2,535,684 km (0.069 R)
• M8: 3,124,651 km (0.117 R)
• M9: 3,439,405 km (0.066 R)
• M10: 4,916,384 km (0.12 R)
• M11: 6,348,335 km (0.114 R)
• M12: 7,180,698 km (0.054 R)
• M13: 7,818,434 km (0.107 R)
• M14: 9,304,688 km (0.05 R)
• M15: 9,959,179 km (0.079 R)
• M16: 11,816,137 km (0.094 R)
• M17: 13,573,164 km (0.11 R)
• M18: 16,779,944 km (0.085 R)
• M19: 28,417,013 km (0.089 R)
• M20: 28,730,570 km (0.077 R)
• M21: 29,899,528 km (0.09 R)
• M22: 31,432,757 km (0.106 R)
• M23: 32,218,744 km (0.079 R)
• M24: 37,838,986 km (0.074 R)
• M25: 39,242,663 km (0.078 R)
• M26: 46,930,946 km (0.082 R)
• M27: 48,550,643 km (0.094 R)

Planet 5 - Gas Giant

Semi-Major Axis: 9.47 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 653.8

Radius: 13

Gravity: 3.87 G

Time & Orbit

Eccentricity (e): 0.243

Orbit Range: 7.17 AU - 11.77 AU

Year: 10388 Days

Day: 6.8 Hours

Environment

Temp: -160 °C

Axial Tilt: 28.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 55,855,012 km

• M1: 161,715 km (0.053 R)
• M2: 795,861 km (0.11 R)
• M3: 3,001,532 km (0.099 R)
• M4: 3,865,160 km (0.026 R)
• M5: 4,271,318 km (0.093 R)
• M6: 4,766,338 km (0.049 R)
• M7: 5,299,505 km (0.068 R)
• M8: 5,942,476 km (0.11 R)
• M9: 7,632,483 km (0.061 R)
• M10: 8,188,239 km (0.119 R)
• M11: 8,863,075 km (0.12 R)
• M12: 10,375,360 km (0.095 R)
• M13: 11,438,552 km (0.061 R)
• M14: 12,631,595 km (0.031 R)
• M15: 14,413,456 km (0.08 R)
• M16: 21,090,009 km (0.091 R)
• M17: 22,445,216 km (0.115 R)
• M18: 23,499,133 km (0.106 R)
• M19: 24,129,089 km (0.12 R)
• M20: 27,153,210 km (0.086 R)
• M21: 30,315,560 km (0.096 R)
• M22: 31,169,913 km (0.034 R)
• M23: 41,918,221 km (0.1 R)
• M24: 47,542,802 km (0.046 R)

Planet 6 - Ice Giant

Semi-Major Axis: 19.83 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 109.4

Radius: 5.3

Gravity: 3.89 G

Time & Orbit

Eccentricity (e): 0.123

Orbit Range: 17.39 AU - 22.27 AU

Year: 31476 Days

Day: 18.3 Hours

Environment

Temp: -188 °C

Axial Tilt: 25.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 55,855,012 km

• M1: 65,973 km (0.098 R)
• M2: 454,628 km (0.059 R)
• M3: 620,382 km (0.116 R)
• M4: 808,576 km (0.074 R)
• M5: 1,151,904 km (0.117 R)
• M6: 1,412,503 km (0.106 R)
• M7: 2,144,635 km (0.118 R)
• M8: 2,914,765 km (0.118 R)
• M9: 4,258,603 km (0.074 R)
• M10: 4,721,758 km (0.087 R)
• M11: 5,858,103 km (0.095 R)
• M12: 8,046,869 km (0.036 R)
• M13: 8,324,673 km (0.076 R)
• M14: 10,951,013 km (0.083 R)
• M15: 11,699,451 km (0.118 R)
• M16: 15,036,082 km (0.102 R)
• M17: 17,607,819 km (0.097 R)
• M18: 21,502,300 km (0.079 R)
• M19: 26,439,030 km (0.049 R)
• M20: 27,781,521 km (0.111 R)
• M21: 35,550,887 km (0.108 R)
• M22: 40,062,160 km (0.105 R)
• M23: 41,830,407 km (0.103 R)
• M24: 42,245,691 km (0.111 R)
• M25: 46,403,464 km (0.042 R)
• M26: 49,888,796 km (0.051 R)
• M27: 51,774,626 km (0.052 R)
• M28: 52,093,419 km (0.095 R)
• M29: 55,188,150 km (0.116 R)

Kuiper Belt

Range: 30.8 - 59.8 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 163 - 16,649 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit