🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 1.06 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.81

Radius: 1.71

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.236

Orbit Range: 0.81 AU - 1.31 AU

Year: 409 Days

Day: 24.3 Hours

Environment

Temp: 14 °C

Axial Tilt: 17.4 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 1.12 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.4

Radius: 1.14

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.165

Orbit Range: 0.94 AU - 1.3 AU

Year: 444 Days

Day: 32.4 Hours

Environment

Temp: 9 °C

Axial Tilt: 33.8 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 3.18 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.67

Radius: 1.48

Gravity: 1.22 G

Time & Orbit

Eccentricity (e): 0.24

Orbit Range: 2.42 AU - 3.94 AU

Year: 2125 Days

Day: 29.5 Hours

Environment

Temp: -119 °C

Axial Tilt: 2 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 64,018,083 km

• M1: 1,180,327 km (0.065 R)

Asteroid Belt

Center: 3.97 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 4 - Gas Giant

Semi-Major Axis: 4.76 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 966.7

Radius: 10.8

Gravity: 8.29 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 4.55 AU - 4.97 AU

Year: 3892 Days

Day: 12.2 Hours

Environment

Temp: -133 °C

Axial Tilt: 3.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 64,018,083 km

• M1: 134,339 km (0.097 R)
• M2: 518,805 km (0.106 R)
• M3: 935,735 km (0.073 R)
• M4: 2,324,003 km (0.088 R)
• M5: 3,490,268 km (0.1 R)
• M6: 4,098,982 km (0.074 R)
• M7: 4,601,032 km (0.09 R)
• M8: 5,116,846 km (0.055 R)
• M9: 6,022,511 km (0.113 R)
• M10: 6,672,813 km (0.111 R)
• M11: 7,438,006 km (0.098 R)
• M12: 7,859,872 km (0.099 R)
• M13: 8,372,394 km (0.104 R)
• M14: 10,086,936 km (0.093 R)
• M15: 11,740,142 km (0.075 R)
• M16: 12,804,830 km (0.09 R)
• M17: 15,462,586 km (0.048 R)
• M18: 16,093,141 km (0.108 R)
• M19: 16,503,338 km (0.109 R)
• M20: 16,860,428 km (0.087 R)
• M21: 19,112,774 km (0.111 R)
• M22: 20,584,069 km (0.114 R)
• M23: 21,558,848 km (0.086 R)
• M24: 22,564,146 km (0.12 R)
• M25: 25,135,135 km (0.036 R)
• M26: 25,767,485 km (0.12 R)
• M27: 26,167,959 km (0.11 R)

Planet 5 - Gas Giant

Semi-Major Axis: 8.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.9

Radius: 12.1

Gravity: 2.12 G

Time & Orbit

Eccentricity (e): 0.001

Orbit Range: 8.29 AU - 8.31 AU

Year: 8961 Days

Day: 10.8 Hours

Environment

Temp: -166 °C

Axial Tilt: 48.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 64,018,083 km

• M1: 150,495 km (0.084 R)
• M2: 587,172 km (0.105 R)
• M3: 2,332,081 km (0.076 R)
• M4: 2,748,861 km (0.119 R)
• M5: 3,382,557 km (0.117 R)
• M6: 4,259,799 km (0.051 R)
• M7: 5,977,931 km (0.07 R)
• M8: 6,463,226 km (0.092 R)
• M9: 9,906,072 km (0.059 R)
• M10: 11,842,467 km (0.061 R)
• M11: 13,520,356 km (0.05 R)
• M12: 14,531,040 km (0.034 R)
• M13: 18,739,676 km (0.108 R)
• M14: 22,289,036 km (0.085 R)
• M15: 24,424,844 km (0.108 R)
• M16: 25,083,075 km (0.11 R)
• M17: 26,954,395 km (0.097 R)
• M18: 28,553,446 km (0.115 R)
• M19: 31,842,056 km (0.057 R)

Planet 6 - Gas Giant

Semi-Major Axis: 8.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 168.9

Radius: 11.7

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.173

Orbit Range: 7.36 AU - 10.44 AU

Year: 9950 Days

Day: 9.5 Hours

Environment

Temp: -167 °C

Axial Tilt: 36.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 64,018,083 km

• M1: 145,559 km (0.028 R)
• M2: 669,450 km (0.071 R)
• M3: 1,391,111 km (0.073 R)
• M4: 2,499,182 km (0.115 R)
• M5: 2,880,208 km (0.104 R)
• M6: 5,132,404 km (0.061 R)
• M7: 7,423,495 km (0.113 R)
• M8: 12,373,090 km (0.074 R)
• M9: 21,661,024 km (0.112 R)

Planet 7 - Gas Giant

Semi-Major Axis: 9.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 299

Radius: 12.1

Gravity: 2.04 G

Time & Orbit

Eccentricity (e): 0.072

Orbit Range: 8.7 AU - 10.04 AU

Year: 10748 Days

Day: 8.1 Hours

Environment

Temp: -180 °C

Axial Tilt: 7.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 64,018,083 km

• M1: 150,495 km (0.083 R)
• M2: 566,228 km (0.115 R)
• M3: 1,116,150 km (0.088 R)
• M4: 2,474,798 km (0.115 R)
• M5: 3,431,925 km (0.105 R)
• M6: 3,897,922 km (0.104 R)
• M7: 5,712,544 km (0.092 R)
• M8: 6,268,300 km (0.102 R)
• M9: 8,524,087 km (0.114 R)
• M10: 11,175,410 km (0.108 R)
• M11: 16,182,450 km (0.119 R)
• M12: 22,194,938 km (0.101 R)
• M13: 25,521,397 km (0.072 R)
• M14: 32,017,235 km (0.073 R)
• M15: 35,481,174 km (0.073 R)

Planet 8 - Gas Giant

Semi-Major Axis: 11.63 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 801.9

Radius: 11.4

Gravity: 6.17 G

Time & Orbit

Eccentricity (e): 0.083

Orbit Range: 10.66 AU - 12.6 AU

Year: 14863 Days

Day: 9.5 Hours

Environment

Temp: -178 °C

Axial Tilt: 39.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (26)

Outer Limit: 64,018,083 km

• M1: 141,819 km (0.036 R)
• M2: 584,928 km (0.07 R)
• M3: 1,243,158 km (0.083 R)
• M4: 2,022,862 km (0.06 R)
• M5: 2,458,491 km (0.077 R)
• M6: 3,153,972 km (0.12 R)
• M7: 6,490,304 km (0.025 R)
• M8: 10,769,252 km (0.032 R)
• M9: 15,712,564 km (0.074 R)
• M10: 16,793,109 km (0.071 R)
• M11: 17,840,294 km (0.09 R)
• M12: 18,759,872 km (0.096 R)
• M13: 20,153,526 km (0.101 R)
• M14: 23,837,972 km (0.078 R)
• M15: 29,303,381 km (0.102 R)
• M16: 30,582,891 km (0.115 R)
• M17: 32,020,826 km (0.116 R)
• M18: 33,253,213 km (0.113 R)
• M19: 34,644,922 km (0.098 R)
• M20: 35,160,586 km (0.046 R)
• M21: 37,951,933 km (0.092 R)
• M22: 38,914,296 km (0.082 R)
• M23: 42,631,803 km (0.114 R)
• M24: 46,423,361 km (0.113 R)
• M25: 52,101,049 km (0.109 R)
• M26: 63,073,454 km (0.117 R)

Planet 9 - Ice Giant

Semi-Major Axis: 15.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 338.2

Radius: 5

Gravity: 13.53 G

Time & Orbit

Eccentricity (e): 0.013

Orbit Range: 14.89 AU - 15.29 AU

Year: 21967 Days

Day: 19.4 Hours

Environment

Temp: -200 °C

Axial Tilt: 47.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 64,018,083 km

• M1: 62,831 km (0.054 R)
• M2: 314,455 km (0.095 R)
• M3: 573,857 km (0.118 R)
• M4: 1,252,433 km (0.101 R)
• M5: 1,876,705 km (0.11 R)
• M6: 2,734,350 km (0.06 R)
• M7: 3,599,325 km (0.059 R)
• M8: 4,699,767 km (0.107 R)
• M9: 5,326,582 km (0.087 R)
• M10: 6,166,424 km (0.114 R)
• M11: 7,866,305 km (0.097 R)
• M12: 8,496,261 km (0.111 R)
• M13: 10,702,830 km (0.074 R)
• M14: 12,157,520 km (0.047 R)
• M15: 13,331,414 km (0.096 R)
• M16: 14,365,884 km (0.103 R)
• M17: 18,116,901 km (0.11 R)
• M18: 18,449,307 km (0.084 R)
• M19: 19,125,938 km (0.061 R)
• M20: 21,999,115 km (0.095 R)
• M21: 22,472,443 km (0.114 R)
• M22: 25,147,103 km (0.113 R)
• M23: 29,947,998 km (0.117 R)
• M24: 32,562,669 km (0.073 R)
• M25: 34,429,950 km (0.033 R)
• M26: 36,105,147 km (0.062 R)
• M27: 44,393,467 km (0.113 R)
• M28: 53,013,596 km (0.077 R)
• M29: 54,378,527 km (0.057 R)
• M30: 60,811,534 km (0.104 R)
• M31: 63,635,045 km (0.076 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: 488 - 17,988 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit