🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.76 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.21

Radius: 0.54

Gravity: 0.72 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 0.69 AU - 0.83 AU

Year: 281 Days

Day: 18.3 Hours

Environment

Temp: 0 °C

Axial Tilt: 5.1 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.91 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.21

Radius: 1.59

Gravity: 1.27 G

Time & Orbit

Eccentricity (e): 0.126

Orbit Range: 0.8 AU - 1.02 AU

Year: 369 Days

Day: 14.4 Hours

Environment

Temp: -33 °C

Axial Tilt: 34.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 19,187,004 km

• M1: 37,399 km (0.086 R)

Planet 3 - Terrestrial

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.04

Radius: 1.56

Gravity: 1.25 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 1.01 AU - 1.01 AU

Year: 431 Days

Day: 45.8 Hours

Environment

Temp: -58 °C

Axial Tilt: 36.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Gas Giant

Semi-Major Axis: 3.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 487

Radius: 9.2

Gravity: 5.75 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.83 AU - 3.27 AU

Year: 2262 Days

Day: 5.2 Hours

Environment

Temp: -150 °C

Axial Tilt: 27.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 19,187,004 km

• M1: 114,442 km (0.111 R)
• M2: 407,804 km (0.051 R)
• M3: 739,612 km (0.071 R)
• M4: 1,265,897 km (0.115 R)
• M5: 1,580,053 km (0.116 R)
• M6: 2,267,904 km (0.108 R)
• M7: 4,075,495 km (0.083 R)
• M8: 4,444,104 km (0.119 R)
• M9: 5,093,658 km (0.091 R)
• M10: 5,499,068 km (0.115 R)
• M11: 5,853,166 km (0.039 R)
• M12: 6,349,083 km (0.114 R)
• M13: 6,926,681 km (0.114 R)
• M14: 7,340,169 km (0.04 R)
• M15: 7,711,920 km (0.099 R)
• M16: 8,999,509 km (0.095 R)
• M17: 10,749,056 km (0.078 R)
• M18: 11,341,763 km (0.107 R)
• M19: 12,511,768 km (0.074 R)
• M20: 12,918,973 km (0.116 R)
• M21: 13,803,246 km (0.118 R)
• M22: 15,135,714 km (0.1 R)
• M23: 15,833,139 km (0.048 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 192.5

Radius: 10.3

Gravity: 1.81 G

Time & Orbit

Eccentricity (e): 0.088

Orbit Range: 3.39 AU - 4.05 AU

Year: 3046 Days

Day: 13.7 Hours

Environment

Temp: -155 °C

Axial Tilt: 36.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 19,187,004 km

• M1: 128,056 km (0.107 R)
• M2: 581,038 km (0.12 R)
• M3: 1,590,674 km (0.112 R)
• M4: 5,429,804 km (0.106 R)
• M5: 5,952,798 km (0.038 R)
• M6: 6,534,136 km (0.073 R)
• M7: 7,952,024 km (0.07 R)
• M8: 12,091,547 km (0.113 R)

Planet 6 - Gas Giant

Semi-Major Axis: 6.57 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 772.3

Radius: 10.4

Gravity: 7.14 G

Time & Orbit

Eccentricity (e): 0.178

Orbit Range: 5.4 AU - 7.74 AU

Year: 7150 Days

Day: 9.9 Hours

Environment

Temp: -173 °C

Axial Tilt: 2.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 19,187,004 km

• M1: 129,402 km (0.118 R)
• M2: 497,563 km (0.102 R)
• M3: 1,030,580 km (0.082 R)
• M4: 1,506,899 km (0.098 R)
• M5: 1,908,270 km (0.032 R)
• M6: 2,617,215 km (0.1 R)
• M7: 5,311,323 km (0.042 R)
• M8: 6,116,309 km (0.113 R)
• M9: 6,566,000 km (0.061 R)
• M10: 9,977,280 km (0.111 R)
• M11: 16,637,078 km (0.066 R)
• M12: 18,637,950 km (0.091 R)
• M13: 23,696,452 km (0.113 R)
• M14: 24,721,048 km (0.075 R)
• M15: 25,244,192 km (0.047 R)
• M16: 30,789,785 km (0.044 R)
• M17: 31,294,079 km (0.088 R)
• M18: 34,328,223 km (0.102 R)
• M19: 35,528,597 km (0.104 R)
• M20: 38,013,268 km (0.108 R)

Planet 7 - Gas Giant

Semi-Major Axis: 7.1 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 603.4

Radius: 9.3

Gravity: 6.98 G

Time & Orbit

Eccentricity (e): 0.093

Orbit Range: 6.44 AU - 7.76 AU

Year: 8033 Days

Day: 7.2 Hours

Environment

Temp: -185 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 19,187,004 km

• M1: 115,639 km (0.106 R)
• M2: 413,788 km (0.069 R)
• M3: 795,561 km (0.075 R)
• M4: 1,603,988 km (0.119 R)
• M5: 2,104,692 km (0.045 R)
• M6: 3,154,720 km (0.072 R)
• M7: 4,173,631 km (0.102 R)
• M8: 4,801,942 km (0.118 R)
• M9: 5,877,102 km (0.116 R)
• M10: 6,314,975 km (0.119 R)
• M11: 6,810,742 km (0.049 R)
• M12: 7,960,551 km (0.104 R)
• M13: 10,591,380 km (0.097 R)
• M14: 11,139,207 km (0.108 R)
• M15: 11,810,752 km (0.057 R)
• M16: 12,291,260 km (0.031 R)
• M17: 12,784,784 km (0.118 R)
• M18: 15,264,817 km (0.072 R)
• M19: 16,158,216 km (0.068 R)
• M20: 16,884,364 km (0.088 R)
• M21: 19,193,407 km (0.089 R)
• M22: 24,172,024 km (0.111 R)
• M23: 26,637,546 km (0.111 R)
• M24: 33,951,536 km (0.047 R)
• M25: 35,032,530 km (0.117 R)

Planet 8 - Gas Giant

Semi-Major Axis: 9.49 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 728.9

Radius: 14.3

Gravity: 3.56 G

Time & Orbit

Eccentricity (e): 0.044

Orbit Range: 9.07 AU - 9.91 AU

Year: 12413 Days

Day: 14.8 Hours

Environment

Temp: -188 °C

Axial Tilt: 10.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (22)

Outer Limit: 19,187,004 km

• M1: 199,713 km (0.115 R)
• M2: 1,375,403 km (0.079 R)
• M3: 1,922,183 km (0.114 R)
• M4: 2,471,357 km (0.05 R)
• M5: 3,031,750 km (0.087 R)
• M6: 3,494,457 km (0.048 R)
• M7: 4,879,883 km (0.06 R)
• M8: 7,520,734 km (0.071 R)
• M9: 9,198,474 km (0.083 R)
• M10: 11,573,938 km (0.099 R)
• M11: 16,376,180 km (0.104 R)
• M12: 21,120,227 km (0.086 R)
• M13: 22,549,635 km (0.065 R)
• M14: 25,800,247 km (0.099 R)
• M15: 27,537,228 km (0.097 R)
• M16: 30,454,686 km (0.077 R)
• M17: 36,391,477 km (0.099 R)
• M18: 36,897,417 km (0.027 R)
• M19: 40,978,597 km (0.084 R)
• M20: 42,496,417 km (0.078 R)
• M21: 46,677,378 km (0.073 R)
• M22: 53,695,912 km (0.102 R)

Planet 9 - Ice Giant

Semi-Major Axis: 11.09 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 529.1

Radius: 7.8

Gravity: 8.7 G

Time & Orbit

Eccentricity (e): 0.038

Orbit Range: 10.67 AU - 11.51 AU

Year: 15681 Days

Day: 18.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 19,187,004 km

• M1: 97,089 km (0.058 R)
• M2: 808,726 km (0.045 R)
• M3: 1,102,985 km (0.12 R)
• M4: 2,955,156 km (0.049 R)
• M5: 4,550,767 km (0.092 R)
• M6: 6,733,400 km (0.089 R)
• M7: 9,171,995 km (0.093 R)
• M8: 10,729,159 km (0.077 R)
• M9: 12,770,273 km (0.116 R)
• M10: 23,056,921 km (0.097 R)
• M11: 29,987,043 km (0.067 R)
• M12: 34,972,392 km (0.049 R)
• M13: 37,529,468 km (0.115 R)
• M14: 38,055,454 km (0.11 R)
• M15: 49,635,078 km (0.111 R)
• M16: 49,951,327 km (0.053 R)
• M17: 52,529,497 km (0.056 R)
• M18: 53,851,194 km (0.067 R)
• M19: 54,520,346 km (0.107 R)

Planet 10 - Ice Giant

Semi-Major Axis: 11.21 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 17.3

Radius: 5.5

Gravity: 0.57 G

Time & Orbit

Eccentricity (e): 0.041

Orbit Range: 10.75 AU - 11.67 AU

Year: 15936 Days

Day: 16.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 19,187,004 km

• M1: 68,366 km (0.054 R)
• M2: 289,023 km (0.073 R)
• M3: 574,306 km (0.083 R)
• M4: 755,469 km (0.054 R)
• M5: 1,013,376 km (0.036 R)
• M6: 2,947,078 km (0.109 R)
• M7: 3,407,989 km (0.048 R)
• M8: 4,075,345 km (0.103 R)
• M9: 13,501,058 km (0.08 R)
• M10: 15,150,824 km (0.107 R)
• M11: 17,409,751 km (0.097 R)

Kuiper Belt

Range: 30 - 48 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 215 - 11,130 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit