🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.5 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 3.47

Radius: 1.64

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.141

Orbit Range: 0.43 AU - 0.57 AU

Year: 225 Days

Day: 47.9 Hours

Environment

Temp: -114 °C

Axial Tilt: 43.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 2 - Gas Giant

Semi-Major Axis: 1.09 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 271.1

Radius: 14.5

Gravity: 1.29 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 0.99 AU - 1.19 AU

Year: 724 Days

Day: 5.8 Hours

Environment

Temp: -164 °C

Axial Tilt: 24.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 72,607,675 km

• M1: 180,415 km (0.027 R)
• M2: 724,353 km (0.079 R)
• M3: 1,244,355 km (0.053 R)
• M4: 1,839,156 km (0.117 R)
• M5: 2,702,336 km (0.109 R)
• M6: 3,462,144 km (0.064 R)
• M7: 3,939,211 km (0.088 R)
• M8: 4,446,198 km (0.105 R)
• M9: 5,043,393 km (0.066 R)
• M10: 6,110,774 km (0.033 R)

Planet 3 - Gas Giant

Semi-Major Axis: 5.14 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 576.8

Radius: 8.8

Gravity: 7.45 G

Time & Orbit

Eccentricity (e): 0.009

Orbit Range: 5.09 AU - 5.19 AU

Year: 7409 Days

Day: 10.5 Hours

Environment

Temp: -220 °C

Axial Tilt: 19.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 72,607,675 km

• M1: 109,506 km (0.101 R)
• M2: 400,623 km (0.11 R)
• M3: 1,264,401 km (0.081 R)
• M4: 1,561,802 km (0.066 R)
• M5: 2,267,904 km (0.079 R)
• M6: 3,824,769 km (0.079 R)
• M7: 4,119,925 km (0.113 R)
• M8: 4,430,341 km (0.065 R)
• M9: 5,895,951 km (0.096 R)
• M10: 6,774,240 km (0.114 R)
• M11: 10,636,857 km (0.11 R)
• M12: 11,373,328 km (0.116 R)
• M13: 12,195,966 km (0.114 R)
• M14: 15,886,695 km (0.077 R)
• M15: 18,328,582 km (0.059 R)
• M16: 19,386,238 km (0.111 R)
• M17: 21,391,598 km (0.101 R)
• M18: 24,359,021 km (0.12 R)
• M19: 24,864,812 km (0.084 R)
• M20: 25,377,633 km (0.116 R)
• M21: 26,159,880 km (0.117 R)
• M22: 27,864,249 km (0.096 R)
• M23: 28,232,260 km (0.103 R)
• M24: 29,450,734 km (0.08 R)
• M25: 29,928,550 km (0.092 R)
• M26: 32,802,774 km (0.051 R)
• M27: 33,939,568 km (0.094 R)

Planet 4 - Gas Giant

Semi-Major Axis: 5.3 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 662.5

Radius: 9.6

Gravity: 7.19 G

Time & Orbit

Eccentricity (e): 0.21

Orbit Range: 4.19 AU - 6.41 AU

Year: 7758 Days

Day: 11.1 Hours

Environment

Temp: -221 °C

Axial Tilt: 28.3 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (29)

Outer Limit: 72,607,675 km

• M1: 119,529 km (0.104 R)
• M2: 443,408 km (0.08 R)
• M3: 828,772 km (0.119 R)
• M4: 1,229,395 km (0.088 R)
• M5: 1,633,010 km (0.082 R)
• M6: 2,257,432 km (0.081 R)
• M7: 2,711,611 km (0.037 R)
• M8: 3,472,316 km (0.108 R)
• M9: 5,665,571 km (0.106 R)
• M10: 6,127,379 km (0.12 R)
• M11: 7,202,240 km (0.077 R)
• M12: 7,509,065 km (0.094 R)
• M13: 8,738,311 km (0.094 R)
• M14: 12,174,424 km (0.118 R)
• M15: 13,399,481 km (0.09 R)
• M16: 14,280,613 km (0.05 R)
• M17: 15,705,981 km (0.083 R)
• M18: 16,354,488 km (0.118 R)
• M19: 16,953,179 km (0.116 R)
• M20: 25,676,979 km (0.047 R)
• M21: 26,576,810 km (0.099 R)
• M22: 27,684,283 km (0.108 R)
• M23: 30,787,391 km (0.079 R)
• M24: 32,111,781 km (0.091 R)
• M25: 33,793,411 km (0.105 R)
• M26: 34,222,757 km (0.107 R)
• M27: 35,092,519 km (0.034 R)
• M28: 35,754,489 km (0.099 R)
• M29: 39,663,781 km (0.099 R)

Planet 5 - Gas Giant

Semi-Major Axis: 5.72 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 68.8

Radius: 12.4

Gravity: 0.45 G

Time & Orbit

Eccentricity (e): 0.05

Orbit Range: 5.43 AU - 6.01 AU

Year: 8698 Days

Day: 6.2 Hours

Environment

Temp: -211 °C

Axial Tilt: 28.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (8)

Outer Limit: 72,607,675 km

• M1: 163,062 km (0.1 R)
• M2: 996,023 km (0.043 R)
• M3: 1,870,572 km (0.05 R)
• M4: 2,826,951 km (0.074 R)
• M5: 3,826,863 km (0.118 R)
• M6: 7,244,277 km (0.093 R)
• M7: 8,351,900 km (0.094 R)
• M8: 20,001,834 km (0.115 R)

Asteroid Belt

Center: 6.72 AU

Composition

Type: Outer System (Icy)

A dense region of planetesimals and debris.

Boundary

Planet 6 - Ice Giant

Semi-Major Axis: 7.72 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 457.6

Radius: 4.9

Gravity: 19.06 G

Time & Orbit

Eccentricity (e): 0.143

Orbit Range: 6.62 AU - 8.82 AU

Year: 13638 Days

Day: 23.6 Hours

Environment

Temp: -226 °C

Axial Tilt: 14.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (20)

Outer Limit: 72,607,675 km

• M1: 305,030 km (0.114 R)
• M2: 817,852 km (0.052 R)
• M3: 1,464,563 km (0.085 R)
• M4: 1,685,070 km (0.089 R)
• M5: 1,927,569 km (0.102 R)
• M6: 3,505,527 km (0.103 R)
• M7: 4,535,658 km (0.106 R)
• M8: 6,228,358 km (0.077 R)
• M9: 9,344,182 km (0.1 R)
• M10: 18,019,662 km (0.086 R)
• M11: 20,581,525 km (0.063 R)
• M12: 24,769,219 km (0.065 R)
• M13: 26,118,442 km (0.057 R)
• M14: 26,911,011 km (0.083 R)
• M15: 29,278,846 km (0.111 R)
• M16: 31,558,718 km (0.075 R)
• M17: 33,258,000 km (0.088 R)
• M18: 35,376,306 km (0.095 R)
• M19: 37,084,714 km (0.118 R)
• M20: 49,549,956 km (0.115 R)

Planet 7 - Ice Giant

Semi-Major Axis: 9.71 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 643.3

Radius: 4.2

Gravity: 36.47 G

Time & Orbit

Eccentricity (e): 0.128

Orbit Range: 8.47 AU - 10.95 AU

Year: 19238 Days

Day: 21.2 Hours

Environment

Temp: -234 °C

Axial Tilt: 34.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (28)

Outer Limit: 72,607,675 km

• M1: 52,210 km (0.107 R)
• M2: 200,910 km (0.081 R)
• M3: 461,360 km (0.071 R)
• M4: 686,505 km (0.043 R)
• M5: 1,372,112 km (0.044 R)
• M6: 3,298,334 km (0.104 R)
• M7: 3,609,497 km (0.113 R)
• M8: 4,192,780 km (0.111 R)
• M9: 6,532,490 km (0.074 R)
• M10: 7,441,896 km (0.04 R)
• M11: 11,477,149 km (0.034 R)
• M12: 16,440,058 km (0.037 R)
• M13: 16,847,114 km (0.084 R)
• M14: 17,428,002 km (0.115 R)
• M15: 22,765,505 km (0.085 R)
• M16: 23,783,817 km (0.033 R)
• M17: 28,510,213 km (0.117 R)
• M18: 32,280,977 km (0.113 R)
• M19: 41,688,588 km (0.106 R)
• M20: 44,610,384 km (0.068 R)
• M21: 45,401,308 km (0.104 R)
• M22: 45,720,251 km (0.093 R)
• M23: 47,174,193 km (0.066 R)
• M24: 51,374,153 km (0.073 R)
• M25: 57,476,400 km (0.095 R)
• M26: 67,300,940 km (0.103 R)
• M27: 70,026,913 km (0.086 R)
• M28: 70,880,219 km (0.091 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: 535 - 17,678 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit