🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.99 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.79

Radius: 1.87

Gravity: 1.37 G

Time & Orbit

Eccentricity (e): 0.046

Orbit Range: 0.94 AU - 1.04 AU

Year: 367 Days

Day: 46.8 Hours

Environment

Temp: 26 °C

Axial Tilt: 12.7 °

Atmosphere: N₂, O₂

Biome: Oceanic/Continental

Planet 2 - Terrestrial

Semi-Major Axis: 1.49 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.48

Radius: 1.17

Gravity: 1.08 G

Time & Orbit

Eccentricity (e): 0.197

Orbit Range: 1.2 AU - 1.78 AU

Year: 678 Days

Day: 17.2 Hours

Environment

Temp: -40 °C

Axial Tilt: 4.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 3 - Terrestrial

Semi-Major Axis: 1.67 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 0.76

Radius: 0.9

Gravity: 0.94 G

Time & Orbit

Eccentricity (e): 0.157

Orbit Range: 1.41 AU - 1.93 AU

Year: 805 Days

Day: 13.2 Hours

Environment

Temp: -62 °C

Axial Tilt: 28 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 4 - Terrestrial

Semi-Major Axis: 1.71 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.51

Radius: 1.45

Gravity: 1.19 G

Time & Orbit

Eccentricity (e): 0.131

Orbit Range: 1.49 AU - 1.93 AU

Year: 834 Days

Day: 46.8 Hours

Environment

Temp: -56 °C

Axial Tilt: 38.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 3.93 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 1.86

Radius: 1.28

Gravity: 1.14 G

Time & Orbit

Eccentricity (e): 0.231

Orbit Range: 3.02 AU - 4.84 AU

Year: 2904 Days

Day: 22.3 Hours

Environment

Temp: -131 °C

Axial Tilt: 27.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Gas Giant

Semi-Major Axis: 6.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 981.8

Radius: 11.7

Gravity: 7.17 G

Time & Orbit

Eccentricity (e): 0.134

Orbit Range: 5.81 AU - 7.61 AU

Year: 6479 Days

Day: 11.3 Hours

Environment

Temp: -167 °C

Axial Tilt: 47.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 79,708,415 km

• M1: 145,559 km (0.08 R)
• M2: 648,956 km (0.11 R)
• M3: 1,059,452 km (0.045 R)
• M4: 1,479,224 km (0.073 R)
• M5: 1,964,669 km (0.087 R)
• M6: 2,464,475 km (0.109 R)
• M7: 3,090,393 km (0.108 R)
• M8: 3,650,936 km (0.036 R)
• M9: 4,331,756 km (0.087 R)
• M10: 6,354,618 km (0.102 R)
• M11: 9,895,450 km (0.045 R)
• M12: 10,715,546 km (0.087 R)
• M13: 11,580,521 km (0.105 R)
• M14: 15,960,597 km (0.106 R)
• M15: 16,551,209 km (0.113 R)
• M16: 17,706,404 km (0.114 R)
• M17: 20,101,316 km (0.114 R)
• M18: 20,790,214 km (0.067 R)
• M19: 21,893,200 km (0.085 R)
• M20: 22,296,366 km (0.106 R)
• M21: 24,473,613 km (0.12 R)
• M22: 27,065,396 km (0.103 R)
• M23: 28,094,630 km (0.118 R)
• M24: 36,043,064 km (0.057 R)
• M25: 36,718,797 km (0.1 R)

Planet 7 - Gas Giant

Semi-Major Axis: 8.01 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 423.7

Radius: 12

Gravity: 2.94 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 7.06 AU - 8.96 AU

Year: 8451 Days

Day: 14.5 Hours

Environment

Temp: -172 °C

Axial Tilt: 9.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 79,708,415 km

• M1: 151,393 km (0.093 R)
• M2: 841,189 km (0.061 R)
• M3: 1,318,406 km (0.11 R)
• M4: 1,946,418 km (0.069 R)
• M5: 3,851,996 km (0.08 R)
• M6: 4,776,062 km (0.068 R)
• M7: 5,623,384 km (0.101 R)
• M8: 6,989,063 km (0.103 R)
• M9: 7,427,833 km (0.057 R)
• M10: 8,360,875 km (0.028 R)
• M11: 11,580,820 km (0.054 R)
• M12: 12,726,590 km (0.089 R)
• M13: 15,733,806 km (0.102 R)
• M14: 16,489,724 km (0.118 R)
• M15: 16,941,809 km (0.049 R)
• M16: 19,327,746 km (0.106 R)
• M17: 20,048,658 km (0.1 R)
• M18: 21,012,517 km (0.116 R)
• M19: 22,397,793 km (0.091 R)
• M20: 26,126,371 km (0.074 R)
• M21: 26,564,692 km (0.071 R)
• M22: 28,275,194 km (0.079 R)
• M23: 32,114,325 km (0.033 R)
• M24: 33,228,081 km (0.1 R)

Planet 8 - Gas Giant

Semi-Major Axis: 10.35 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 342.3

Radius: 9.7

Gravity: 3.64 G

Time & Orbit

Eccentricity (e): 0.025

Orbit Range: 10.09 AU - 10.61 AU

Year: 12413 Days

Day: 11.5 Hours

Environment

Temp: -188 °C

Axial Tilt: 35.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 79,708,415 km

• M1: 120,725 km (0.061 R)
• M2: 587,172 km (0.08 R)
• M3: 1,888,524 km (0.044 R)
• M4: 3,413,075 km (0.119 R)
• M5: 4,329,662 km (0.106 R)
• M6: 6,569,590 km (0.056 R)
• M7: 7,732,564 km (0.112 R)
• M8: 9,442,618 km (0.116 R)
• M9: 11,659,508 km (0.063 R)
• M10: 13,297,456 km (0.062 R)
• M11: 14,828,291 km (0.117 R)
• M12: 18,163,575 km (0.081 R)
• M13: 22,384,329 km (0.119 R)
• M14: 28,377,818 km (0.12 R)
• M15: 39,003,456 km (0.099 R)
• M16: 39,982,724 km (0.098 R)

Planet 9 - Ice Giant

Semi-Major Axis: 12.48 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 555.4

Radius: 5.9

Gravity: 15.96 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 9.82 AU - 15.14 AU

Year: 16435 Days

Day: 18.7 Hours

Environment

Temp: -191 °C

Axial Tilt: 26.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 79,708,415 km

• M1: 73,453 km (0.11 R)
• M2: 418,126 km (0.096 R)
• M3: 624,870 km (0.059 R)
• M4: 810,222 km (0.099 R)
• M5: 1,243,607 km (0.064 R)
• M6: 1,820,157 km (0.029 R)
• M7: 2,348,537 km (0.057 R)
• M8: 2,626,490 km (0.073 R)
• M9: 2,926,134 km (0.117 R)
• M10: 3,539,186 km (0.082 R)
• M11: 4,880,032 km (0.074 R)
• M12: 5,120,885 km (0.078 R)
• M13: 5,929,910 km (0.098 R)
• M14: 7,122,654 km (0.039 R)
• M15: 7,891,886 km (0.09 R)
• M16: 8,128,251 km (0.06 R)
• M17: 15,917,812 km (0.061 R)
• M18: 16,679,564 km (0.057 R)
• M19: 25,781,996 km (0.084 R)
• M20: 26,831,276 km (0.116 R)
• M21: 28,568,705 km (0.055 R)
• M22: 31,668,373 km (0.059 R)
• M23: 36,140,302 km (0.062 R)
• M24: 38,526,239 km (0.091 R)
• M25: 43,315,914 km (0.115 R)
• M26: 47,546,691 km (0.102 R)
• M27: 48,645,787 km (0.052 R)
• M28: 48,962,934 km (0.098 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.9 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 563.9

Radius: 4.5

Gravity: 27.85 G

Time & Orbit

Eccentricity (e): 0.04

Orbit Range: 15.26 AU - 16.54 AU

Year: 23635 Days

Day: 16.6 Hours

Environment

Temp: -199 °C

Axial Tilt: 2.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 79,708,415 km

• M1: 59,690 km (0.089 R)
• M2: 243,396 km (0.097 R)
• M3: 407,355 km (0.089 R)
• M4: 1,089,671 km (0.106 R)
• M5: 1,555,070 km (0.1 R)
• M6: 1,804,450 km (0.093 R)
• M7: 2,521,921 km (0.087 R)
• M8: 2,997,193 km (0.103 R)
• M9: 3,242,235 km (0.028 R)
• M10: 5,999,473 km (0.072 R)
• M11: 6,522,318 km (0.099 R)
• M12: 10,559,964 km (0.12 R)
• M13: 16,919,070 km (0.038 R)
• M14: 26,680,182 km (0.102 R)
• M15: 27,376,710 km (0.053 R)
• M16: 38,293,016 km (0.079 R)
• M17: 39,776,877 km (0.104 R)
• M18: 45,600,273 km (0.074 R)
• M19: 47,943,874 km (0.071 R)
• M20: 48,627,985 km (0.113 R)
• M21: 48,800,022 km (0.07 R)
• M22: 54,707,792 km (0.06 R)
• M23: 56,208,408 km (0.067 R)
• M24: 57,351,784 km (0.106 R)
• M25: 65,373,073 km (0.047 R)
• M26: 70,968,781 km (0.119 R)
• M27: 72,528,040 km (0.034 R)
• M28: 73,882,648 km (0.075 R)

Kuiper Belt

Range: 30 - 51 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 378 - 11,705 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit