🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.62 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.65

Radius: 0.84

Gravity: 0.92 G

Time & Orbit

Eccentricity (e): 0.068

Orbit Range: 0.58 AU - 0.66 AU

Year: 315 Days

Day: 33.7 Hours

Environment

Temp: -120 °C

Axial Tilt: 39.8 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.84 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 691.7

Radius: 13.7

Gravity: 3.69 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.69 AU - 0.99 AU

Year: 497 Days

Day: 7.3 Hours

Environment

Temp: -159 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,065,396 km

• M1: 170,392 km (0.091 R)
• M2: 626,217 km (0.106 R)
• M3: 1,178,382 km (0.108 R)
• M4: 1,869,225 km (0.115 R)
• M5: 2,465,074 km (0.101 R)
• M6: 2,960,542 km (0.04 R)
• M7: 3,725,286 km (0.12 R)
• M8: 4,169,143 km (0.103 R)
• M9: 4,633,495 km (0.1 R)
• M10: 5,295,615 km (0.109 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 336.3

Radius: 13.9

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.111

Orbit Range: 0.9 AU - 1.12 AU

Year: 655 Days

Day: 6.9 Hours

Environment

Temp: -169 °C

Axial Tilt: 33.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 64,065,396 km

• M1: 172,935 km (0.06 R)
• M2: 661,223 km (0.108 R)
• M3: 1,199,625 km (0.053 R)
• M4: 1,724,265 km (0.111 R)
• M5: 2,857,918 km (0.037 R)
• M6: 3,675,769 km (0.04 R)
• M7: 4,370,053 km (0.095 R)
• M8: 4,947,052 km (0.092 R)
• M9: 5,574,615 km (0.099 R)
• M10: 6,057,517 km (0.104 R)

Planet 4 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 737.5

Radius: 8.6

Gravity: 9.97 G

Time & Orbit

Eccentricity (e): 0.181

Orbit Range: 0.89 AU - 1.29 AU

Year: 735 Days

Day: 9.5 Hours

Environment

Temp: -158 °C

Axial Tilt: 4.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 64,065,396 km

• M1: 106,962 km (0.078 R)
• M2: 401,820 km (0.12 R)
• M3: 733,030 km (0.1 R)
• M4: 1,108,371 km (0.091 R)
• M5: 1,784,852 km (0.079 R)
• M6: 2,286,304 km (0.12 R)
• M7: 2,806,905 km (0.067 R)
• M8: 3,570,004 km (0.05 R)
• M9: 4,630,353 km (0.096 R)
• M10: 5,080,044 km (0.104 R)
• M11: 5,596,606 km (0.087 R)
• M12: 6,777,980 km (0.111 R)
• M13: 8,142,463 km (0.109 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.37 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 42.4

Radius: 12.5

Gravity: 0.27 G

Time & Orbit

Eccentricity (e): 0.037

Orbit Range: 1.32 AU - 1.42 AU

Year: 1035 Days

Day: 8.6 Hours

Environment

Temp: -184 °C

Axial Tilt: 37 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (5)

Outer Limit: 64,065,396 km

• M1: 155,432 km (0.119 R)
• M2: 768,335 km (0.112 R)
• M3: 1,472,043 km (0.108 R)
• M4: 2,000,273 km (0.054 R)
• M5: 2,473,750 km (0.117 R)

Planet 6 - Gas Giant

Semi-Major Axis: 2.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 547

Radius: 10.4

Gravity: 5.06 G

Time & Orbit

Eccentricity (e): 0.092

Orbit Range: 2.49 AU - 2.99 AU

Year: 2928 Days

Day: 10.2 Hours

Environment

Temp: -193 °C

Axial Tilt: 9.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 64,065,396 km

• M1: 129,402 km (0.043 R)
• M2: 599,588 km (0.114 R)
• M3: 978,968 km (0.091 R)
• M4: 1,320,949 km (0.098 R)
• M5: 1,964,370 km (0.116 R)
• M6: 2,868,539 km (0.099 R)
• M7: 5,236,225 km (0.116 R)
• M8: 6,281,914 km (0.091 R)
• M9: 7,190,721 km (0.109 R)
• M10: 9,954,990 km (0.089 R)
• M11: 11,511,855 km (0.105 R)
• M12: 16,517,699 km (0.025 R)
• M13: 16,937,920 km (0.078 R)
• M14: 18,297,166 km (0.095 R)

Asteroid Belt

Center: 4.19 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 5.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 646.5

Radius: 11.7

Gravity: 4.72 G

Time & Orbit

Eccentricity (e): 0.176

Orbit Range: 4.65 AU - 6.63 AU

Year: 8648 Days

Day: 9.8 Hours

Environment

Temp: -214 °C

Axial Tilt: 15.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (36)

Outer Limit: 64,065,396 km

• M1: 145,559 km (0.078 R)
• M2: 545,135 km (0.075 R)
• M3: 946,057 km (0.094 R)
• M4: 1,831,976 km (0.099 R)
• M5: 2,265,211 km (0.099 R)
• M6: 3,893,584 km (0.113 R)
• M7: 4,477,464 km (0.05 R)
• M8: 5,118,940 km (0.078 R)
• M9: 6,057,367 km (0.098 R)
• M10: 6,622,249 km (0.111 R)
• M11: 7,416,763 km (0.118 R)
• M12: 8,022,485 km (0.117 R)
• M13: 8,660,819 km (0.105 R)
• M14: 9,424,965 km (0.089 R)
• M15: 9,991,043 km (0.037 R)
• M16: 10,529,745 km (0.078 R)
• M17: 13,697,181 km (0.074 R)
• M18: 14,609,878 km (0.035 R)
• M19: 16,087,306 km (0.096 R)
• M20: 16,691,831 km (0.119 R)
• M21: 18,816,719 km (0.098 R)
• M22: 20,957,315 km (0.104 R)
• M23: 21,355,994 km (0.095 R)
• M24: 22,168,609 km (0.091 R)
• M25: 22,917,496 km (0.088 R)
• M26: 23,855,475 km (0.065 R)
• M27: 25,445,551 km (0.095 R)
• M28: 27,578,517 km (0.119 R)
• M29: 29,627,858 km (0.087 R)
• M30: 30,740,866 km (0.096 R)
• M31: 31,463,574 km (0.088 R)
• M32: 31,986,718 km (0.114 R)
• M33: 32,728,873 km (0.108 R)
• M34: 34,468,247 km (0.094 R)
• M35: 37,424,899 km (0.119 R)
• M36: 40,793,694 km (0.071 R)

Planet 8 - Ice Giant

Semi-Major Axis: 7.19 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 884.9

Radius: 6.7

Gravity: 19.71 G

Time & Orbit

Eccentricity (e): 0.25

Orbit Range: 5.39 AU - 8.99 AU

Year: 12448 Days

Day: 18.6 Hours

Environment

Temp: -216 °C

Axial Tilt: 17.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (31)

Outer Limit: 64,065,396 km

• M1: 98,435 km (0.119 R)
• M2: 856,298 km (0.067 R)
• M3: 1,494,632 km (0.071 R)
• M4: 1,845,888 km (0.049 R)
• M5: 2,331,034 km (0.114 R)
• M6: 2,897,860 km (0.098 R)
• M7: 3,526,022 km (0.069 R)
• M8: 3,915,275 km (0.104 R)
• M9: 4,520,997 km (0.097 R)
• M10: 4,747,040 km (0.057 R)
• M11: 7,137,314 km (0.082 R)
• M12: 8,180,161 km (0.09 R)
• M13: 8,663,961 km (0.084 R)
• M14: 9,013,870 km (0.116 R)
• M15: 10,011,090 km (0.05 R)
• M16: 10,848,838 km (0.113 R)
• M17: 14,811,386 km (0.119 R)
• M18: 15,096,071 km (0.028 R)
• M19: 18,554,175 km (0.115 R)
• M20: 22,600,050 km (0.082 R)
• M21: 27,303,706 km (0.036 R)
• M22: 33,102,568 km (0.033 R)
• M23: 33,711,731 km (0.097 R)
• M24: 35,330,679 km (0.057 R)
• M25: 38,992,236 km (0.117 R)
• M26: 39,263,008 km (0.088 R)
• M27: 39,945,623 km (0.066 R)
• M28: 44,650,327 km (0.113 R)
• M29: 55,653,998 km (0.082 R)
• M30: 58,795,554 km (0.105 R)
• M31: 59,868,469 km (0.059 R)

Planet 9 - Ice Giant

Semi-Major Axis: 10.13 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 377.4

Radius: 7.8

Gravity: 6.2 G

Time & Orbit

Eccentricity (e): 0.169

Orbit Range: 8.42 AU - 11.84 AU

Year: 20818 Days

Day: 24.7 Hours

Environment

Temp: -231 °C

Axial Tilt: 18.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 64,065,396 km

• M1: 98,286 km (0.118 R)
• M2: 664,364 km (0.085 R)
• M3: 937,829 km (0.104 R)
• M4: 1,516,324 km (0.081 R)
• M5: 2,232,599 km (0.108 R)
• M6: 3,443,444 km (0.084 R)
• M7: 3,920,811 km (0.112 R)
• M8: 5,362,485 km (0.109 R)
• M9: 7,668,985 km (0.112 R)
• M10: 8,433,580 km (0.086 R)
• M11: 8,988,139 km (0.073 R)
• M12: 10,225,762 km (0.102 R)
• M13: 10,797,974 km (0.068 R)
• M14: 11,091,934 km (0.088 R)
• M15: 19,595,975 km (0.051 R)
• M16: 31,277,923 km (0.043 R)
• M17: 31,755,888 km (0.096 R)
• M18: 45,803,577 km (0.105 R)
• M19: 56,692,207 km (0.097 R)
• M20: 64,065,438 km (0.108 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: 178 - 10,779 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit