🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.66 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.31

Radius: 1.11

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.238

Orbit Range: 0.5 AU - 0.82 AU

Year: 346 Days

Day: 26.7 Hours

Environment

Temp: -134 °C

Axial Tilt: 46.6 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 72,653,236 km

• M1: 30,668 km (0.12 R)

Planet 2 - Gas Giant

Semi-Major Axis: 1.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 467.6

Radius: 13.9

Gravity: 2.42 G

Time & Orbit

Eccentricity (e): 0.233

Orbit Range: 0.81 AU - 1.29 AU

Year: 695 Days

Day: 9.3 Hours

Environment

Temp: -166 °C

Axial Tilt: 29.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 72,653,236 km

• M1: 172,935 km (0.075 R)
• M2: 621,579 km (0.065 R)
• M3: 1,744,760 km (0.102 R)
• M4: 2,247,259 km (0.04 R)
• M5: 2,924,938 km (0.089 R)
• M6: 3,682,950 km (0.038 R)
• M7: 4,152,089 km (0.112 R)
• M8: 5,013,174 km (0.094 R)
• M9: 6,215,343 km (0.084 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.12 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 195.3

Radius: 9.1

Gravity: 2.36 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 0.99 AU - 1.25 AU

Year: 765 Days

Day: 14.5 Hours

Environment

Temp: -165 °C

Axial Tilt: 14.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 72,653,236 km

• M1: 113,246 km (0.04 R)
• M2: 483,351 km (0.036 R)
• M3: 1,097,300 km (0.095 R)
• M4: 1,560,605 km (0.119 R)
• M5: 1,912,459 km (0.104 R)
• M6: 2,281,368 km (0.092 R)
• M7: 2,657,756 km (0.086 R)
• M8: 3,064,213 km (0.047 R)
• M9: 3,745,631 km (0.096 R)
• M10: 4,524,438 km (0.092 R)
• M11: 5,059,699 km (0.102 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.4 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 436.9

Radius: 14.8

Gravity: 1.99 G

Time & Orbit

Eccentricity (e): 0.192

Orbit Range: 1.13 AU - 1.67 AU

Year: 1070 Days

Day: 9.8 Hours

Environment

Temp: -185 °C

Axial Tilt: 35.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 72,653,236 km

• M1: 187,745 km (0.115 R)
• M2: 737,218 km (0.048 R)
• M3: 1,236,576 km (0.05 R)
• M4: 2,595,373 km (0.093 R)
• M5: 3,283,075 km (0.094 R)
• M6: 3,758,347 km (0.109 R)
• M7: 5,171,898 km (0.102 R)
• M8: 7,608,996 km (0.107 R)
• M9: 8,221,301 km (0.06 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 295.3

Radius: 14.9

Gravity: 1.33 G

Time & Orbit

Eccentricity (e): 0.004

Orbit Range: 3.43 AU - 3.45 AU

Year: 4120 Days

Day: 11.3 Hours

Environment

Temp: -199 °C

Axial Tilt: 25.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (18)

Outer Limit: 72,653,236 km

• M1: 207,642 km (0.085 R)
• M2: 979,866 km (0.03 R)
• M3: 1,564,195 km (0.112 R)
• M4: 2,743,326 km (0.111 R)
• M5: 4,020,742 km (0.071 R)
• M6: 4,540,146 km (0.093 R)
• M7: 5,151,851 km (0.062 R)
• M8: 6,079,209 km (0.064 R)
• M9: 7,629,791 km (0.11 R)
• M10: 8,332,153 km (0.059 R)
• M11: 9,430,799 km (0.111 R)
• M12: 10,392,863 km (0.056 R)
• M13: 11,419,553 km (0.096 R)
• M14: 13,813,269 km (0.09 R)
• M15: 14,282,109 km (0.116 R)
• M16: 16,525,030 km (0.043 R)
• M17: 17,593,906 km (0.09 R)
• M18: 19,282,866 km (0.107 R)

Planet 6 - Gas Giant

Semi-Major Axis: 3.75 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 759.1

Radius: 11.7

Gravity: 5.55 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 3.42 AU - 4.08 AU

Year: 4689 Days

Day: 7 Hours

Environment

Temp: -211 °C

Axial Tilt: 24.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 72,653,236 km

• M1: 145,559 km (0.056 R)
• M2: 771,925 km (0.083 R)
• M3: 1,337,255 km (0.117 R)
• M4: 1,767,349 km (0.039 R)
• M5: 2,896,664 km (0.044 R)
• M6: 4,005,184 km (0.102 R)
• M7: 5,293,820 km (0.111 R)
• M8: 6,357,910 km (0.118 R)
• M9: 7,177,257 km (0.066 R)
• M10: 8,139,620 km (0.112 R)
• M11: 9,889,915 km (0.111 R)
• M12: 10,763,268 km (0.029 R)
• M13: 12,120,120 km (0.119 R)
• M14: 13,017,857 km (0.082 R)
• M15: 13,430,897 km (0.108 R)
• M16: 13,906,020 km (0.116 R)
• M17: 14,889,775 km (0.105 R)
• M18: 15,513,598 km (0.066 R)
• M19: 16,332,497 km (0.102 R)
• M20: 18,506,005 km (0.089 R)
• M21: 19,561,118 km (0.082 R)
• M22: 21,432,139 km (0.073 R)
• M23: 24,031,402 km (0.066 R)
• M24: 25,688,198 km (0.108 R)
• M25: 26,751,091 km (0.117 R)

Asteroid Belt

Center: 4.4 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 297.6

Radius: 8.2

Gravity: 4.43 G

Time & Orbit

Eccentricity (e): 0.154

Orbit Range: 4.27 AU - 5.83 AU

Year: 7327 Days

Day: 14.7 Hours

Environment

Temp: -215 °C

Axial Tilt: 20.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 72,653,236 km

• M1: 104,719 km (0.087 R)
• M2: 410,796 km (0.117 R)
• M3: 819,048 km (0.095 R)
• M4: 1,395,449 km (0.092 R)
• M5: 1,914,105 km (0.029 R)
• M6: 2,505,615 km (0.067 R)
• M7: 2,964,132 km (0.106 R)
• M8: 3,934,125 km (0.104 R)
• M9: 4,430,191 km (0.078 R)
• M10: 5,128,813 km (0.108 R)
• M11: 6,049,439 km (0.096 R)
• M12: 6,581,259 km (0.057 R)
• M13: 7,212,113 km (0.11 R)
• M14: 9,025,240 km (0.096 R)
• M15: 10,058,512 km (0.088 R)
• M16: 10,537,375 km (0.082 R)
• M17: 10,895,213 km (0.115 R)
• M18: 11,307,355 km (0.093 R)
• M19: 11,682,397 km (0.055 R)
• M20: 12,358,729 km (0.112 R)
• M21: 13,736,376 km (0.106 R)
• M22: 14,709,809 km (0.074 R)
• M23: 17,097,989 km (0.104 R)
• M24: 17,592,410 km (0.051 R)
• M25: 17,969,397 km (0.093 R)
• M26: 20,552,952 km (0.083 R)
• M27: 22,849,878 km (0.105 R)
• M28: 25,312,558 km (0.093 R)
• M29: 26,198,477 km (0.118 R)
• M30: 27,862,005 km (0.056 R)
• M31: 29,154,979 km (0.036 R)

Planet 8 - Ice Giant

Semi-Major Axis: 8.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 982.8

Radius: 5.1

Gravity: 37.79 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 6.35 AU - 10.35 AU

Year: 15579 Days

Day: 19.3 Hours

Environment

Temp: -221 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (38)

Outer Limit: 72,653,236 km

• M1: 63,429 km (0.104 R)
• M2: 679,623 km (0.03 R)
• M3: 1,054,366 km (0.115 R)
• M4: 1,310,029 km (0.112 R)
• M5: 1,691,354 km (0.081 R)
• M6: 2,184,428 km (0.026 R)
• M7: 3,311,050 km (0.079 R)
• M8: 3,740,246 km (0.111 R)
• M9: 4,173,631 km (0.085 R)
• M10: 5,479,920 km (0.112 R)
• M11: 5,997,379 km (0.118 R)
• M12: 8,499,403 km (0.076 R)
• M13: 9,301,397 km (0.081 R)
• M14: 10,270,193 km (0.116 R)
• M15: 10,567,444 km (0.108 R)
• M16: 11,304,214 km (0.067 R)
• M17: 11,814,193 km (0.039 R)
• M18: 13,648,562 km (0.103 R)
• M19: 13,863,384 km (0.107 R)
• M20: 14,299,911 km (0.081 R)
• M21: 16,948,392 km (0.111 R)
• M22: 17,870,812 km (0.091 R)
• M23: 20,461,997 km (0.103 R)
• M24: 21,123,070 km (0.092 R)
• M25: 22,190,301 km (0.115 R)
• M26: 24,432,025 km (0.107 R)
• M27: 29,478,560 km (0.093 R)
• M28: 29,717,767 km (0.117 R)
• M29: 30,442,867 km (0.096 R)
• M30: 34,246,693 km (0.104 R)
• M31: 35,177,790 km (0.096 R)
• M32: 37,508,824 km (0.05 R)
• M33: 41,870,050 km (0.085 R)
• M34: 46,234,568 km (0.069 R)
• M35: 50,550,168 km (0.106 R)
• M36: 52,453,950 km (0.12 R)
• M37: 62,496,904 km (0.1 R)
• M38: 65,294,983 km (0.071 R)

Kuiper Belt

Range: 30 - 53 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 284 - 17,415 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit