🌌 Stone's Star System Generator

Asteroid Belt

Center: 0.29 AU

Composition

Type: Inner (Rocky/Metallic)

A dense region of planetesimals and debris.

Boundary

Planet 1 - Gas Giant

Semi-Major Axis: 0.58 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 743.8

Radius: 9.3

Gravity: 8.6 G

Time & Orbit

Eccentricity (e): 0.199

Orbit Range: 0.46 AU - 0.7 AU

Year: 295 Days

Day: 10.9 Hours

Environment

Temp: -138 °C

Axial Tilt: 23.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (11)

Outer Limit: 35,312,262 km

• M1: 115,639 km (0.027 R)
• M2: 420,071 km (0.111 R)
• M3: 809,624 km (0.092 R)
• M4: 1,223,860 km (0.098 R)
• M5: 1,525,300 km (0.081 R)
• M6: 1,906,026 km (0.061 R)
• M7: 2,462,381 km (0.079 R)
• M8: 2,841,911 km (0.049 R)
• M9: 3,546,816 km (0.092 R)
• M10: 4,132,791 km (0.105 R)
• M11: 4,442,608 km (0.057 R)

Planet 2 - Gas Giant

Semi-Major Axis: 0.74 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 923.4

Radius: 8.6

Gravity: 12.49 G

Time & Orbit

Eccentricity (e): 0.147

Orbit Range: 0.63 AU - 0.85 AU

Year: 424 Days

Day: 11.6 Hours

Environment

Temp: -152 °C

Axial Tilt: 17.8 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (12)

Outer Limit: 35,312,262 km

• M1: 106,962 km (0.085 R)
• M2: 430,543 km (0.088 R)
• M3: 1,178,532 km (0.092 R)
• M4: 1,489,396 km (0.094 R)
• M5: 1,912,160 km (0.092 R)
• M6: 2,280,320 km (0.1 R)
• M7: 2,716,548 km (0.101 R)
• M8: 3,172,073 km (0.088 R)
• M9: 3,537,242 km (0.118 R)
• M10: 4,866,269 km (0.09 R)
• M11: 5,269,735 km (0.069 R)
• M12: 6,144,134 km (0.114 R)

Planet 3 - Gas Giant

Semi-Major Axis: 0.8 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 285.3

Radius: 9.5

Gravity: 3.16 G

Time & Orbit

Eccentricity (e): 0.172

Orbit Range: 0.66 AU - 0.94 AU

Year: 477 Days

Day: 6.5 Hours

Environment

Temp: -164 °C

Axial Tilt: 11.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (10)

Outer Limit: 35,312,262 km

• M1: 118,182 km (0.118 R)
• M2: 473,028 km (0.081 R)
• M3: 869,612 km (0.067 R)
• M4: 1,293,722 km (0.095 R)
• M5: 1,666,071 km (0.079 R)
• M6: 2,181,586 km (0.115 R)
• M7: 2,495,292 km (0.091 R)
• M8: 3,225,480 km (0.081 R)
• M9: 3,919,315 km (0.082 R)
• M10: 4,308,269 km (0.051 R)

Planet 4 - Gas Giant

Semi-Major Axis: 0.92 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 107.8

Radius: 11.3

Gravity: 0.84 G

Time & Orbit

Eccentricity (e): 0.156

Orbit Range: 0.78 AU - 1.06 AU

Year: 588 Days

Day: 8.3 Hours

Environment

Temp: -173 °C

Axial Tilt: 1.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (7)

Outer Limit: 35,312,262 km

• M1: 140,921 km (0.069 R)
• M2: 592,856 km (0.082 R)
• M3: 997,369 km (0.042 R)
• M4: 1,657,694 km (0.096 R)
• M5: 2,466,869 km (0.104 R)
• M6: 2,966,227 km (0.031 R)
• M7: 3,836,437 km (0.077 R)

Planet 5 - Gas Giant

Semi-Major Axis: 1.03 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 551.9

Radius: 12.6

Gravity: 3.48 G

Time & Orbit

Eccentricity (e): 0.021

Orbit Range: 1.01 AU - 1.05 AU

Year: 697 Days

Day: 6.1 Hours

Environment

Temp: -170 °C

Axial Tilt: 47.7 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (14)

Outer Limit: 35,312,262 km

• M1: 156,928 km (0.038 R)
• M2: 720,613 km (0.037 R)
• M3: 1,137,991 km (0.082 R)
• M4: 1,645,427 km (0.095 R)
• M5: 2,050,987 km (0.106 R)
• M6: 2,608,239 km (0.117 R)
• M7: 3,046,411 km (0.1 R)
• M8: 4,001,593 km (0.1 R)
• M9: 4,448,143 km (0.033 R)
• M10: 4,845,774 km (0.092 R)
• M11: 5,676,641 km (0.074 R)
• M12: 6,360,303 km (0.111 R)
• M13: 6,950,467 km (0.098 R)
• M14: 7,510,412 km (0.108 R)

Planet 6 - Gas Giant

Semi-Major Axis: 4.64 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 286.1

Radius: 10

Gravity: 2.86 G

Time & Orbit

Eccentricity (e): 0.102

Orbit Range: 4.17 AU - 5.11 AU

Year: 6665 Days

Day: 9.4 Hours

Environment

Temp: -231 °C

Axial Tilt: 25.4 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (27)

Outer Limit: 35,312,262 km

• M1: 125,213 km (0.096 R)
• M2: 459,864 km (0.054 R)
• M3: 851,810 km (0.118 R)
• M4: 1,212,940 km (0.085 R)
• M5: 1,713,943 km (0.051 R)
• M6: 2,140,596 km (0.043 R)
• M7: 2,474,349 km (0.112 R)
• M8: 3,950,880 km (0.11 R)
• M9: 4,827,224 km (0.084 R)
• M10: 5,164,268 km (0.043 R)
• M11: 5,489,344 km (0.081 R)
• M12: 6,271,143 km (0.045 R)
• M13: 7,563,668 km (0.115 R)
• M14: 8,236,410 km (0.05 R)
• M15: 9,379,188 km (0.096 R)
• M16: 10,366,983 km (0.118 R)
• M17: 10,798,573 km (0.073 R)
• M18: 11,197,101 km (0.08 R)
• M19: 13,491,334 km (0.066 R)
• M20: 14,374,111 km (0.083 R)
• M21: 14,694,700 km (0.11 R)
• M22: 15,911,379 km (0.113 R)
• M23: 16,254,557 km (0.077 R)
• M24: 18,607,133 km (0.072 R)
• M25: 23,018,026 km (0.081 R)
• M26: 24,504,281 km (0.074 R)
• M27: 25,116,286 km (0.09 R)

Planet 7 - Gas Giant

Semi-Major Axis: 5.27 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 420.8

Radius: 9.7

Gravity: 4.47 G

Time & Orbit

Eccentricity (e): 0.11

Orbit Range: 4.69 AU - 5.85 AU

Year: 8068 Days

Day: 5.5 Hours

Environment

Temp: -215 °C

Axial Tilt: 28.2 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (23)

Outer Limit: 35,312,262 km

• M1: 120,576 km (0.069 R)
• M2: 500,554 km (0.108 R)
• M3: 1,051,972 km (0.092 R)
• M4: 1,721,871 km (0.073 R)
• M5: 2,082,253 km (0.109 R)
• M6: 2,510,701 km (0.113 R)
• M7: 4,036,899 km (0.111 R)
• M8: 4,955,579 km (0.072 R)
• M9: 5,419,332 km (0.118 R)
• M10: 5,911,958 km (0.114 R)
• M11: 6,706,772 km (0.075 R)
• M12: 8,630,152 km (0.086 R)
• M13: 9,259,659 km (0.093 R)
• M14: 9,874,656 km (0.112 R)
• M15: 10,895,662 km (0.116 R)
• M16: 11,283,868 km (0.076 R)
• M17: 13,201,115 km (0.107 R)
• M18: 14,613,618 km (0.083 R)
• M19: 16,501,842 km (0.086 R)
• M20: 17,936,785 km (0.112 R)
• M21: 18,961,829 km (0.104 R)
• M22: 22,271,084 km (0.093 R)
• M23: 25,775,264 km (0.077 R)

Kuiper Belt

Range: 30 - 55 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 364 - 19,609 AU

Composition

Type: Cometary Reservoir

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

Gravitational Limit