🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.73 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.44

Radius: 1.82

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 0.65 AU - 0.81 AU

Year: 263 Days

Day: 32.5 Hours

Environment

Temp: -1 °C

Axial Tilt: 79.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 2 - Terrestrial

Semi-Major Axis: 0.9 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.42

Radius: 1.81

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.81 AU - 0.99 AU

Year: 360 Days

Day: 14.6 Hours

Environment

Temp: -37 °C

Axial Tilt: 31.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.32 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.35

Radius: 0.66

Gravity: 0.8 G

Time & Orbit

Eccentricity (e): 0.032

Orbit Range: 1.28 AU - 1.36 AU

Year: 640 Days

Day: 26.6 Hours

Environment

Temp: -71 °C

Axial Tilt: 5.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.92 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.77

Radius: 1.7

Gravity: 1.3 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 1.65 AU - 2.19 AU

Year: 1122 Days

Day: 24.3 Hours

Environment

Temp: -105 °C

Axial Tilt: 42.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Asteroid Belt

Center: 3.18 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 5 - Gas Giant

Semi-Major Axis: 4.44 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 251.6

Radius: 9.9

Gravity: 2.57 G

Time & Orbit

Eccentricity (e): 0.22

Orbit Range: 3.46 AU - 5.42 AU

Year: 3946 Days

Day: 7.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 175.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 99,073,551 km

• M1: 125,064 km (0.092 R)
• M2: 538,852 km (0.104 R)
• M3: 1,424,770 km (0.052 R)
• M4: 1,897,051 km (0.035 R)
• M5: 2,254,889 km (0.119 R)
• M6: 4,065,621 km (0.119 R)
• M7: 4,688,098 km (0.085 R)
• M8: 5,325,385 km (0.074 R)
• M9: 6,045,100 km (0.073 R)
• M10: 6,772,146 km (0.071 R)
• M11: 7,347,499 km (0.094 R)
• M12: 7,924,050 km (0.12 R)
• M13: 10,237,281 km (0.045 R)
• M14: 12,244,287 km (0.093 R)
• M15: 14,221,821 km (0.095 R)
• M16: 15,702,241 km (0.09 R)
• M17: 17,494,125 km (0.101 R)

Planet 6 - Gas Giant

Semi-Major Axis: 5.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 663

Radius: 13.7

Gravity: 3.53 G

Time & Orbit

Eccentricity (e): 0.029

Orbit Range: 4.94 AU - 5.24 AU

Year: 4843 Days

Day: 8.3 Hours

Environment

Temp: -164 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (19)

Outer Limit: 99,073,551 km

• M1: 170,392 km (0.088 R)
• M2: 749,037 km (0.08 R)
• M3: 1,243,906 km (0.112 R)
• M4: 2,044,853 km (0.108 R)
• M5: 2,646,835 km (0.117 R)
• M6: 3,804,274 km (0.094 R)
• M7: 4,305,277 km (0.062 R)
• M8: 5,871,866 km (0.102 R)
• M9: 6,355,965 km (0.116 R)
• M10: 7,031,998 km (0.082 R)
• M11: 7,934,970 km (0.1 R)
• M12: 8,758,207 km (0.066 R)
• M13: 9,596,404 km (0.059 R)
• M14: 10,707,617 km (0.095 R)
• M15: 15,562,816 km (0.086 R)
• M16: 16,494,212 km (0.097 R)
• M17: 23,780,975 km (0.118 R)
• M18: 28,037,483 km (0.068 R)
• M19: 29,154,231 km (0.045 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.34 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 328.8

Radius: 11.7

Gravity: 2.4 G

Time & Orbit

Eccentricity (e): 0.085

Orbit Range: 7.63 AU - 9.05 AU

Year: 10158 Days

Day: 13.6 Hours

Environment

Temp: -181 °C

Axial Tilt: 48 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 99,073,551 km

• M1: 145,559 km (0.08 R)
• M2: 564,433 km (0.08 R)
• M3: 965,953 km (0.115 R)
• M4: 1,515,576 km (0.082 R)
• M5: 2,456,247 km (0.12 R)
• M6: 3,363,708 km (0.059 R)
• M7: 3,751,316 km (0.067 R)
• M8: 4,194,276 km (0.118 R)
• M9: 4,563,034 km (0.099 R)
• M10: 5,519,114 km (0.06 R)
• M11: 6,995,645 km (0.118 R)
• M12: 7,516,695 km (0.106 R)
• M13: 8,305,823 km (0.113 R)
• M14: 9,236,771 km (0.04 R)
• M15: 11,105,847 km (0.118 R)
• M16: 12,024,378 km (0.12 R)
• M17: 17,867,521 km (0.113 R)
• M18: 22,697,587 km (0.09 R)
• M19: 23,841,263 km (0.08 R)
• M20: 27,594,674 km (0.09 R)
• M21: 28,427,335 km (0.057 R)
• M22: 29,276,752 km (0.083 R)
• M23: 30,631,361 km (0.054 R)
• M24: 31,026,000 km (0.073 R)
• M25: 33,989,534 km (0.072 R)
• M26: 34,946,212 km (0.093 R)
• M27: 36,249,808 km (0.051 R)
• M28: 37,136,624 km (0.112 R)
• M29: 37,698,215 km (0.1 R)

Planet 8 - Ice Giant

Semi-Major Axis: 10.87 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 688.9

Radius: 5.6

Gravity: 21.97 G

Time & Orbit

Eccentricity (e): 0.119

Orbit Range: 9.58 AU - 12.16 AU

Year: 15115 Days

Day: 15.9 Hours

Environment

Temp: -189 °C

Axial Tilt: 21.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (32)

Outer Limit: 99,073,551 km

• M1: 69,862 km (0.105 R)
• M2: 250,576 km (0.078 R)
• M3: 432,039 km (0.032 R)
• M4: 697,575 km (0.108 R)
• M5: 1,068,727 km (0.03 R)
• M6: 1,340,995 km (0.111 R)
• M7: 1,642,585 km (0.044 R)
• M8: 2,082,253 km (0.107 R)
• M9: 2,299,170 km (0.069 R)
• M10: 3,374,778 km (0.115 R)
• M11: 4,022,836 km (0.097 R)
• M12: 4,392,343 km (0.083 R)
• M13: 6,340,407 km (0.115 R)
• M14: 8,206,490 km (0.054 R)
• M15: 8,649,300 km (0.091 R)
• M16: 16,323,222 km (0.05 R)
• M17: 17,181,315 km (0.079 R)
• M18: 18,902,140 km (0.039 R)
• M19: 20,466,036 km (0.117 R)
• M20: 22,970,304 km (0.107 R)
• M21: 23,749,859 km (0.111 R)
• M22: 24,446,237 km (0.085 R)
• M23: 33,028,068 km (0.056 R)
• M24: 39,558,763 km (0.09 R)
• M25: 45,821,529 km (0.043 R)
• M26: 47,994,886 km (0.078 R)
• M27: 54,238,653 km (0.101 R)
• M28: 56,492,943 km (0.114 R)
• M29: 56,668,870 km (0.075 R)
• M30: 57,732,361 km (0.065 R)
• M31: 59,716,328 km (0.115 R)
• M32: 60,817,518 km (0.113 R)

Planet 9 - Ice Giant

Semi-Major Axis: 16.12 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 811.8

Radius: 7.1

Gravity: 16.1 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 14.06 AU - 18.18 AU

Year: 27297 Days

Day: 23 Hours

Environment

Temp: -213 °C

Axial Tilt: 35.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (41)

Outer Limit: 99,073,551 km

• M1: 88,412 km (0.114 R)
• M2: 493,673 km (0.116 R)
• M3: 953,537 km (0.064 R)
• M4: 1,292,675 km (0.075 R)
• M5: 1,788,293 km (0.097 R)
• M6: 2,452,807 km (0.031 R)
• M7: 2,681,542 km (0.036 R)
• M8: 3,549,359 km (0.097 R)
• M9: 4,332,354 km (0.114 R)
• M10: 4,823,035 km (0.079 R)
• M11: 6,050,785 km (0.095 R)
• M12: 6,518,877 km (0.108 R)
• M13: 7,214,357 km (0.089 R)
• M14: 7,527,166 km (0.066 R)
• M15: 10,898,953 km (0.03 R)
• M16: 12,093,941 km (0.062 R)
• M17: 12,387,302 km (0.057 R)
• M18: 17,471,685 km (0.044 R)
• M19: 20,417,716 km (0.071 R)
• M20: 20,939,064 km (0.075 R)
• M21: 25,915,288 km (0.072 R)
• M22: 32,464,683 km (0.118 R)
• M23: 33,174,674 km (0.117 R)
• M24: 35,967,218 km (0.096 R)
• M25: 36,574,435 km (0.098 R)
• M26: 39,231,742 km (0.061 R)
• M27: 42,857,995 km (0.084 R)
• M28: 43,198,330 km (0.117 R)
• M29: 43,884,386 km (0.086 R)
• M30: 47,971,100 km (0.115 R)
• M31: 51,724,960 km (0.082 R)
• M32: 52,110,773 km (0.102 R)
• M33: 52,888,233 km (0.113 R)
• M34: 59,599,343 km (0.05 R)
• M35: 72,972,495 km (0.104 R)
• M36: 74,680,753 km (0.031 R)
• M37: 77,166,920 km (0.103 R)
• M38: 78,176,706 km (0.079 R)
• M39: 78,430,424 km (0.1 R)
• M40: 85,762,365 km (0.093 R)
• M41: 90,989,464 km (0.086 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 513 - 16,090 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit