🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.36

Radius: 1.8

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 0.51 AU - 0.51 AU

Year: 235 Days

Day: 38.2 Hours

Environment

Temp: -113 °C

Axial Tilt: 31.9 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 0.79 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 841.6

Radius: 11.3

Gravity: 6.59 G

Time & Orbit

Eccentricity (e): 0.043

Orbit Range: 0.76 AU - 0.82 AU

Year: 453 Days

Day: 7 Hours

Environment

Temp: -144 °C

Axial Tilt: 27.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 56,339,513 km

• M1: 140,622 km (0.104 R)
• M2: 546,182 km (0.041 R)
• M3: 968,048 km (0.12 R)
• M4: 1,590,225 km (0.046 R)
• M5: 2,247,858 km (0.047 R)
• M6: 2,666,283 km (0.117 R)
• M7: 3,325,561 km (0.118 R)
• M8: 3,726,932 km (0.085 R)
• M9: 4,375,439 km (0.053 R)
• M10: 4,812,115 km (0.065 R)
• M11: 5,361,139 km (0.115 R)
• M12: 5,862,142 km (0.04 R)
• M13: 6,300,314 km (0.116 R)

Planet 3 - Gas Giant

Semi-Major Axis: 1.33 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 135.8

Radius: 10

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.211

Orbit Range: 1.05 AU - 1.61 AU

Year: 990 Days

Day: 6.6 Hours

Environment

Temp: -172 °C

Axial Tilt: 147.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 56,339,513 km

• M1: 124,465 km (0.115 R)
• M2: 448,345 km (0.102 R)
• M3: 1,370,915 km (0.073 R)
• M4: 1,703,621 km (0.09 R)
• M5: 2,819,770 km (0.072 R)
• M6: 3,659,014 km (0.082 R)
• M7: 4,296,152 km (0.087 R)
• M8: 5,099,791 km (0.103 R)
• M9: 5,487,699 km (0.101 R)
• M10: 5,930,209 km (0.032 R)

Planet 4 - Gas Giant

Semi-Major Axis: 2.9 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 526.3

Radius: 14.5

Gravity: 2.5 G

Time & Orbit

Eccentricity (e): 0.115

Orbit Range: 2.57 AU - 3.23 AU

Year: 3189 Days

Day: 14.3 Hours

Environment

Temp: -197 °C

Axial Tilt: 38.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (15)

Outer Limit: 56,339,513 km

• M1: 181,163 km (0.101 R)
• M2: 773,720 km (0.07 R)
• M3: 1,772,735 km (0.061 R)
• M4: 2,302,461 km (0.09 R)
• M5: 3,238,495 km (0.087 R)
• M6: 4,204,897 km (0.104 R)
• M7: 5,809,633 km (0.049 R)
• M8: 7,888,146 km (0.117 R)
• M9: 10,974,051 km (0.06 R)
• M10: 11,502,131 km (0.11 R)
• M11: 14,498,427 km (0.052 R)
• M12: 15,790,354 km (0.091 R)
• M13: 16,728,782 km (0.108 R)
• M14: 18,774,383 km (0.069 R)
• M15: 19,708,771 km (0.076 R)

Planet 5 - Gas Giant

Semi-Major Axis: 3.71 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 237.7

Radius: 11.7

Gravity: 1.74 G

Time & Orbit

Eccentricity (e): 0.007

Orbit Range: 3.68 AU - 3.74 AU

Year: 4614 Days

Day: 8.1 Hours

Environment

Temp: -213 °C

Axial Tilt: 19.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (16)

Outer Limit: 56,339,513 km

• M1: 147,204 km (0.097 R)
• M2: 560,693 km (0.057 R)
• M3: 1,156,840 km (0.082 R)
• M4: 1,700,030 km (0.041 R)
• M5: 2,611,530 km (0.118 R)
• M6: 3,101,313 km (0.074 R)
• M7: 3,708,681 km (0.12 R)
• M8: 4,950,343 km (0.096 R)
• M9: 7,660,309 km (0.085 R)
• M10: 8,772,868 km (0.109 R)
• M11: 9,296,610 km (0.097 R)
• M12: 10,140,192 km (0.097 R)
• M13: 11,316,481 km (0.107 R)
• M14: 11,811,649 km (0.105 R)
• M15: 14,126,826 km (0.081 R)
• M16: 15,491,608 km (0.03 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.88 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 293.1

Radius: 13.5

Gravity: 1.61 G

Time & Orbit

Eccentricity (e): 0.235

Orbit Range: 3.73 AU - 6.03 AU

Year: 6961 Days

Day: 10.9 Hours

Environment

Temp: -225 °C

Axial Tilt: 24.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (13)

Outer Limit: 56,339,513 km

• M1: 167,849 km (0.081 R)
• M2: 675,135 km (0.037 R)
• M3: 1,256,772 km (0.111 R)
• M4: 1,727,556 km (0.075 R)
• M5: 4,534,910 km (0.083 R)
• M6: 7,286,763 km (0.042 R)
• M7: 8,092,646 km (0.115 R)
• M8: 9,232,133 km (0.055 R)
• M9: 11,183,638 km (0.053 R)
• M10: 11,735,055 km (0.111 R)
• M11: 20,250,316 km (0.119 R)
• M12: 21,070,710 km (0.107 R)
• M13: 21,771,427 km (0.11 R)

Planet 7 - Ice Giant

Semi-Major Axis: 7.68 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 589

Radius: 6.5

Gravity: 13.94 G

Time & Orbit

Eccentricity (e): 0.057

Orbit Range: 7.24 AU - 8.12 AU

Year: 13742 Days

Day: 16.9 Hours

Environment

Temp: -233 °C

Axial Tilt: 27.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (24)

Outer Limit: 56,339,513 km

• M1: 80,932 km (0.095 R)
• M2: 311,313 km (0.082 R)
• M3: 959,820 km (0.089 R)
• M4: 1,188,106 km (0.072 R)
• M5: 1,525,150 km (0.113 R)
• M6: 1,773,184 km (0.091 R)
• M7: 2,066,096 km (0.102 R)
• M8: 2,534,487 km (0.105 R)
• M9: 2,749,609 km (0.073 R)
• M10: 3,873,687 km (0.08 R)
• M11: 4,160,317 km (0.086 R)
• M12: 5,380,138 km (0.118 R)
• M13: 10,776,133 km (0.051 R)
• M14: 11,057,527 km (0.118 R)
• M15: 15,106,991 km (0.114 R)
• M16: 18,005,450 km (0.069 R)
• M17: 31,213,745 km (0.107 R)
• M18: 33,784,136 km (0.118 R)
• M19: 39,741,422 km (0.094 R)
• M20: 40,956,905 km (0.031 R)
• M21: 41,642,662 km (0.115 R)
• M22: 45,625,406 km (0.097 R)
• M23: 52,224,766 km (0.052 R)
• M24: 53,518,788 km (0.032 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: 453 - 17,170 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit