🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.59 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.24

Radius: 0.57

Gravity: 0.74 G

Time & Orbit

Eccentricity (e): 0.182

Orbit Range: 0.48 AU - 0.7 AU

Year: 297 Days

Day: 41.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 36.4 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.68 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 394.5

Radius: 13.5

Gravity: 2.16 G

Time & Orbit

Eccentricity (e): 0.105

Orbit Range: 0.61 AU - 0.75 AU

Year: 368 Days

Day: 10.4 Hours

Environment

Temp: -146 °C

Axial Tilt: 0.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 74,163,132 km

• M1: 167,849 km (0.109 R)
• M2: 664,065 km (0.07 R)
• M3: 1,223,860 km (0.059 R)
• M4: 1,738,477 km (0.115 R)
• M5: 2,373,071 km (0.097 R)
• M6: 3,281,728 km (0.048 R)
• M7: 4,222,849 km (0.079 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 905.5

Radius: 10.4

Gravity: 8.37 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 0.61 AU - 0.83 AU

Year: 401 Days

Day: 5.6 Hours

Environment

Temp: -145 °C

Axial Tilt: 39.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 74,163,132 km

• M1: 129,402 km (0.05 R)
• M2: 457,620 km (0.115 R)
• M3: 804,687 km (0.059 R)
• M4: 1,306,139 km (0.115 R)
• M5: 1,659,190 km (0.106 R)
• M6: 2,102,149 km (0.102 R)
• M7: 2,475,695 km (0.051 R)
• M8: 3,553,249 km (0.077 R)
• M9: 4,046,622 km (0.081 R)
• M10: 4,704,554 km (0.091 R)
• M11: 5,702,521 km (0.104 R)
• M12: 6,106,735 km (0.082 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 188.9

Radius: 8.6

Gravity: 2.55 G

Time & Orbit

Eccentricity (e): 0

Orbit Range: 0.79 AU - 0.79 AU

Year: 461 Days

Day: 6.5 Hours

Environment

Temp: -147 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 74,163,132 km

• M1: 106,962 km (0.079 R)
• M2: 395,986 km (0.098 R)
• M3: 745,596 km (0.037 R)
• M4: 1,055,114 km (0.111 R)
• M5: 1,400,086 km (0.063 R)
• M6: 1,681,779 km (0.088 R)
• M7: 2,211,655 km (0.079 R)
• M8: 2,961,140 km (0.079 R)
• M9: 3,904,654 km (0.059 R)

Planet 5 - Gas Giant

Semi-Major Axis: 0.83 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 228

Radius: 14.7

Gravity: 1.06 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 0.68 AU - 0.98 AU

Year: 496 Days

Day: 7 Hours

Environment

Temp: -156 °C

Axial Tilt: 131.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 74,163,132 km

• M1: 182,809 km (0.096 R)
• M2: 649,704 km (0.089 R)
• M3: 1,107,323 km (0.114 R)
• M4: 1,633,160 km (0.09 R)
• M5: 2,328,042 km (0.111 R)
• M6: 2,919,103 km (0.092 R)
• M7: 3,499,992 km (0.117 R)
• M8: 4,109,005 km (0.112 R)

Planet 6 - Gas Giant

Semi-Major Axis: 0.89 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 313.4

Radius: 9.4

Gravity: 3.55 G

Time & Orbit

Eccentricity (e): 0.125

Orbit Range: 0.78 AU - 1 AU

Year: 551 Days

Day: 5.8 Hours

Environment

Temp: -142 °C

Axial Tilt: 34.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (6)

Outer Limit: 74,163,132 km

• M1: 116,986 km (0.06 R)
• M2: 562,338 km (0.081 R)
• M3: 958,922 km (0.104 R)
• M4: 1,513,781 km (0.056 R)
• M5: 1,941,780 km (0.116 R)
• M6: 3,537,092 km (0.096 R)

Planet 7 - Gas Giant

Semi-Major Axis: 1.41 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 217.6

Radius: 8.8

Gravity: 2.81 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.36 AU - 1.46 AU

Year: 1098 Days

Day: 12.4 Hours

Environment

Temp: -183 °C

Axial Tilt: 25.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 74,163,132 km

• M1: 171,290 km (0.079 R)
• M2: 493,075 km (0.099 R)
• M3: 1,016,817 km (0.118 R)
• M4: 1,536,669 km (0.044 R)
• M5: 2,495,592 km (0.038 R)
• M6: 3,128,989 km (0.062 R)
• M7: 3,431,626 km (0.086 R)
• M8: 3,979,603 km (0.094 R)
• M9: 4,366,463 km (0.092 R)
• M10: 4,761,850 km (0.088 R)
• M11: 7,130,283 km (0.087 R)

Planet 8 - Gas Giant

Semi-Major Axis: 5.82 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 741.3

Radius: 14.2

Gravity: 3.68 G

Time & Orbit

Eccentricity (e): 0.087

Orbit Range: 5.31 AU - 6.33 AU

Year: 9211 Days

Day: 13.7 Hours

Environment

Temp: -229 °C

Axial Tilt: 16.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 74,163,132 km

• M1: 176,525 km (0.109 R)
• M2: 637,885 km (0.114 R)
• M3: 1,120,937 km (0.118 R)
• M4: 1,814,323 km (0.103 R)
• M5: 3,282,476 km (0.061 R)
• M6: 3,815,344 km (0.055 R)
• M7: 4,635,290 km (0.11 R)
• M8: 6,118,254 km (0.067 R)
• M9: 7,046,957 km (0.115 R)
• M10: 8,907,955 km (0.119 R)
• M11: 9,756,773 km (0.064 R)
• M12: 11,398,759 km (0.097 R)
• M13: 16,647,401 km (0.12 R)
• M14: 18,082,942 km (0.04 R)
• M15: 20,791,860 km (0.111 R)
• M16: 24,932,430 km (0.088 R)
• M17: 25,393,042 km (0.115 R)
• M18: 26,236,774 km (0.079 R)
• M19: 27,098,906 km (0.092 R)
• M20: 31,267,900 km (0.076 R)
• M21: 37,386,752 km (0.08 R)
• M22: 41,623,663 km (0.082 R)
• M23: 43,857,608 km (0.081 R)

Planet 9 - Ice Giant

Semi-Major Axis: 7.04 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 72.3

Radius: 6.2

Gravity: 1.88 G

Time & Orbit

Eccentricity (e): 0.203

Orbit Range: 5.61 AU - 8.47 AU

Year: 12254 Days

Day: 15.8 Hours

Environment

Temp: -228 °C

Axial Tilt: 29.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (9)

Outer Limit: 74,163,132 km

• M1: 78,988 km (0.078 R)
• M2: 274,811 km (0.111 R)
• M3: 900,878 km (0.069 R)
• M4: 4,993,727 km (0.045 R)
• M5: 12,350,202 km (0.049 R)
• M6: 14,077,608 km (0.111 R)
• M7: 20,812,654 km (0.114 R)
• M8: 21,833,360 km (0.074 R)
• M9: 22,041,451 km (0.106 R)

Planet 10 - Ice Giant

Semi-Major Axis: 9.84 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 618.8

Radius: 3.3

Gravity: 56.82 G

Time & Orbit

Eccentricity (e): 0.011

Orbit Range: 9.73 AU - 9.95 AU

Year: 20249 Days

Day: 15.3 Hours

Environment

Temp: -226 °C

Axial Tilt: 35.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (33)

Outer Limit: 74,163,132 km

• M1: 40,990 km (0.073 R)
• M2: 159,771 km (0.1 R)
• M3: 373,995 km (0.106 R)
• M4: 642,972 km (0.056 R)
• M5: 841,039 km (0.07 R)
• M6: 1,241,363 km (0.07 R)
• M7: 1,467,854 km (0.114 R)
• M8: 1,924,577 km (0.091 R)
• M9: 2,492,749 km (0.101 R)
• M10: 3,032,199 km (0.091 R)
• M11: 3,586,459 km (0.11 R)
• M12: 3,735,010 km (0.096 R)
• M13: 3,856,783 km (0.083 R)
• M14: 8,655,134 km (0.099 R)
• M15: 10,463,174 km (0.093 R)
• M16: 11,264,570 km (0.106 R)
• M17: 16,373,786 km (0.09 R)
• M18: 18,050,479 km (0.043 R)
• M19: 18,224,312 km (0.08 R)
• M20: 18,930,264 km (0.074 R)
• M21: 22,938,590 km (0.05 R)
• M22: 24,603,165 km (0.043 R)
• M23: 25,356,091 km (0.033 R)
• M24: 26,794,923 km (0.082 R)
• M25: 28,287,312 km (0.118 R)
• M26: 34,811,574 km (0.111 R)
• M27: 34,945,913 km (0.066 R)
• M28: 45,883,313 km (0.067 R)
• M29: 47,022,500 km (0.079 R)
• M30: 53,537,488 km (0.089 R)
• M31: 61,802,321 km (0.109 R)
• M32: 62,196,960 km (0.106 R)
• M33: 67,899,781 km (0.096 R)

Kuiper Belt

Range: 30 - 49 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 214 - 19,288 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit