🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.57 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.13

Radius: 1.05

Gravity: 1.02 G

Time & Orbit

Eccentricity (e): 0.075

Orbit Range: 0.53 AU - 0.61 AU

Year: 282 Days

Day: 17 Hours

Environment

Temp: -120 °C

Axial Tilt: 4.1 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 0.91 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 2 - Gas Giant

Semi-Major Axis: 1.25 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 893.4

Radius: 12.5

Gravity: 5.72 G

Time & Orbit

Eccentricity (e): 0.223

Orbit Range: 0.97 AU - 1.53 AU

Year: 917 Days

Day: 5.9 Hours

Environment

Temp: -172 °C

Axial Tilt: 18.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,722,191 km

• M1: 155,432 km (0.105 R)
• M2: 678,426 km (0.049 R)
• M3: 1,067,680 km (0.077 R)
• M4: 1,474,885 km (0.068 R)
• M5: 1,978,432 km (0.039 R)
• M6: 3,353,835 km (0.059 R)
• M7: 4,287,774 km (0.116 R)
• M8: 4,707,097 km (0.115 R)
• M9: 5,309,079 km (0.059 R)
• M10: 5,731,693 km (0.103 R)
• M11: 6,133,363 km (0.105 R)
• M12: 6,621,950 km (0.101 R)
• M13: 7,064,759 km (0.085 R)
• M14: 8,140,817 km (0.084 R)
• M15: 8,595,146 km (0.083 R)
• M16: 9,123,077 km (0.092 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 600.1

Radius: 11.8

Gravity: 4.31 G

Time & Orbit

Eccentricity (e): 0.13

Orbit Range: 1.17 AU - 1.53 AU

Year: 1029 Days

Day: 8.7 Hours

Environment

Temp: -163 °C

Axial Tilt: 18.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 62,722,191 km

• M1: 146,756 km (0.057 R)
• M2: 530,025 km (0.07 R)
• M3: 974,929 km (0.109 R)
• M4: 1,815,969 km (0.115 R)
• M5: 2,388,330 km (0.085 R)
• M6: 3,144,996 km (0.106 R)
• M7: 3,820,281 km (0.11 R)
• M8: 4,333,701 km (0.066 R)
• M9: 5,190,149 km (0.055 R)
• M10: 5,987,206 km (0.111 R)
• M11: 6,841,111 km (0.072 R)
• M12: 7,309,651 km (0.118 R)
• M13: 8,207,089 km (0.106 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 504.4

Radius: 9.6

Gravity: 5.47 G

Time & Orbit

Eccentricity (e): 0.112

Orbit Range: 1.4 AU - 1.76 AU

Year: 1303 Days

Day: 14.5 Hours

Environment

Temp: -170 °C

Axial Tilt: 34.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 62,722,191 km

• M1: 121,174 km (0.103 R)
• M2: 425,456 km (0.069 R)
• M3: 988,244 km (0.05 R)
• M4: 1,891,067 km (0.088 R)
• M5: 2,244,417 km (0.094 R)
• M6: 2,629,482 km (0.05 R)
• M7: 4,209,684 km (0.079 R)
• M8: 4,560,641 km (0.08 R)
• M9: 5,483,510 km (0.071 R)
• M10: 7,982,393 km (0.083 R)
• M11: 9,764,552 km (0.071 R)
• M12: 10,540,367 km (0.112 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 601.1

Radius: 9.3

Gravity: 6.95 G

Time & Orbit

Eccentricity (e): 0.144

Orbit Range: 1.54 AU - 2.06 AU

Year: 1584 Days

Day: 7.5 Hours

Environment

Temp: -192 °C

Axial Tilt: 36.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 62,722,191 km

• M1: 115,938 km (0.101 R)
• M2: 625,469 km (0.109 R)
• M3: 974,630 km (0.051 R)
• M4: 1,750,893 km (0.064 R)
• M5: 2,054,128 km (0.063 R)
• M6: 2,782,371 km (0.101 R)
• M7: 3,510,164 km (0.092 R)
• M8: 3,945,195 km (0.091 R)
• M9: 5,212,738 km (0.104 R)
• M10: 6,436,748 km (0.12 R)
• M11: 7,064,311 km (0.034 R)
• M12: 7,568,007 km (0.102 R)
• M13: 9,192,939 km (0.065 R)
• M14: 10,186,418 km (0.072 R)
• M15: 10,521,817 km (0.108 R)
• M16: 11,143,845 km (0.113 R)
• M17: 12,122,813 km (0.085 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.52 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 310.5

Radius: 11.1

Gravity: 2.52 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 2.15 AU - 2.89 AU

Year: 2624 Days

Day: 9.6 Hours

Environment

Temp: -205 °C

Axial Tilt: 20.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 62,722,191 km

• M1: 138,079 km (0.098 R)
• M2: 518,057 km (0.081 R)
• M3: 1,394,701 km (0.115 R)
• M4: 1,750,893 km (0.099 R)
• M5: 2,505,914 km (0.068 R)
• M6: 3,368,196 km (0.072 R)
• M7: 4,575,600 km (0.062 R)
• M8: 6,523,066 km (0.12 R)
• M9: 7,289,455 km (0.093 R)
• M10: 9,001,603 km (0.076 R)
• M11: 9,716,531 km (0.102 R)
• M12: 10,225,314 km (0.047 R)
• M13: 12,012,260 km (0.097 R)
• M14: 13,122,276 km (0.05 R)

Planet 7 - Gas Giant

Semi-Major Axis: 2.81 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 461.4

Radius: 15

Gravity: 2.05 G

Time & Orbit

Eccentricity (e): 0.071

Orbit Range: 2.61 AU - 3.01 AU

Year: 3090 Days

Day: 6.1 Hours

Environment

Temp: -201 °C

Axial Tilt: 13.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 62,722,191 km

• M1: 186,848 km (0.106 R)
• M2: 684,709 km (0.081 R)
• M3: 1,332,169 km (0.067 R)
• M4: 2,250,550 km (0.12 R)
• M5: 2,876,169 km (0.097 R)
• M6: 3,455,412 km (0.09 R)
• M7: 4,377,234 km (0.111 R)
• M8: 5,242,508 km (0.082 R)
• M9: 6,681,938 km (0.1 R)
• M10: 7,314,737 km (0.101 R)
• M11: 10,557,870 km (0.053 R)
• M12: 11,139,656 km (0.083 R)
• M13: 12,115,184 km (0.069 R)
• M14: 12,796,602 km (0.029 R)
• M15: 13,458,722 km (0.091 R)
• M16: 16,595,490 km (0.101 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.35 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 898.2

Radius: 7

Gravity: 18.33 G

Time & Orbit

Eccentricity (e): 0.159

Orbit Range: 6.18 AU - 8.52 AU

Year: 13072 Days

Day: 15.1 Hours

Environment

Temp: -231 °C

Axial Tilt: 38 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 62,722,191 km

• M1: 90,806 km (0.102 R)
• M2: 324,777 km (0.108 R)
• M3: 580,589 km (0.099 R)
• M4: 1,536,969 km (0.101 R)
• M5: 1,761,365 km (0.088 R)
• M6: 2,063,403 km (0.114 R)
• M7: 2,726,720 km (0.101 R)
• M8: 3,058,379 km (0.052 R)
• M9: 3,363,708 km (0.114 R)
• M10: 4,065,771 km (0.115 R)
• M11: 5,136,742 km (0.1 R)
• M12: 6,466,218 km (0.093 R)
• M13: 6,927,728 km (0.074 R)
• M14: 7,683,945 km (0.096 R)
• M15: 9,464,908 km (0.118 R)
• M16: 10,170,561 km (0.101 R)
• M17: 11,027,906 km (0.037 R)
• M18: 11,747,771 km (0.106 R)
• M19: 12,885,762 km (0.059 R)
• M20: 13,548,780 km (0.119 R)
• M21: 14,164,674 km (0.04 R)
• M22: 16,506,479 km (0.091 R)
• M23: 24,855,985 km (0.104 R)
• M24: 26,090,766 km (0.068 R)
• M25: 28,793,551 km (0.082 R)
• M26: 35,257,675 km (0.093 R)
• M27: 36,814,839 km (0.089 R)
• M28: 38,688,852 km (0.094 R)
• M29: 44,840,915 km (0.114 R)
• M30: 45,748,076 km (0.035 R)
• M31: 52,110,773 km (0.087 R)
• M32: 59,945,662 km (0.115 R)
• M33: 61,601,561 km (0.119 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: 262 - 11,938 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit